diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/nvidia/tegra/dc.h | 19 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra/displayport.h | 2 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/dp.c | 1635 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/include/soc/display.h | 8 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/include/soc/sor.h | 930 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/sor.c | 1100 |
7 files changed, 3692 insertions, 3 deletions
diff --git a/src/soc/nvidia/tegra/dc.h b/src/soc/nvidia/tegra/dc.h index 88080082b2..0908b15c6d 100644 --- a/src/soc/nvidia/tegra/dc.h +++ b/src/soc/nvidia/tegra/dc.h @@ -501,6 +501,25 @@ struct tegra_dc { void *base; }; +struct tegra_dc_mode { + int pclk; + int rated_pclk; + int h_ref_to_sync; + int v_ref_to_sync; + int h_sync_width; + int v_sync_width; + int h_back_porch; + int v_back_porch; + int h_active; + int v_active; + int h_front_porch; + int v_front_porch; + int stereo_mode; + u32 flags; + u8 avi_m; + u32 vmode; +}; + unsigned long READL(void * p); void WRITEL(unsigned long value, void * p); diff --git a/src/soc/nvidia/tegra/displayport.h b/src/soc/nvidia/tegra/displayport.h index b7face5d4e..9de056077c 100644 --- a/src/soc/nvidia/tegra/displayport.h +++ b/src/soc/nvidia/tegra/displayport.h @@ -439,6 +439,8 @@ struct tegra_dc_dp_data { #define NV_DPCD_LANE_ALIGN_STATUS_UPDATED (0x00000204) #define NV_DPCD_LANE_ALIGN_STATUS_UPDATED_DONE_NO (0x00000000) #define NV_DPCD_LANE_ALIGN_STATUS_UPDATED_DONE_YES (0x00000001) +#define NV_DPCD_SINK_STATUS (0x00000205) +#define NV_DPCD_SINK_STATUS_PORT0_IN_SYNC (0x1 << 0) #define NV_DPCD_LANE0_1_ADJUST_REQ (0x00000206) #define NV_DPCD_LANE2_3_ADJUST_REQ (0x00000207) #define NV_DPCD_ADJUST_REQ_LANEX_DC_SHIFT 0 diff --git a/src/soc/nvidia/tegra132/Makefile.inc b/src/soc/nvidia/tegra132/Makefile.inc index 2beeb78c68..091c186701 100644 --- a/src/soc/nvidia/tegra132/Makefile.inc +++ b/src/soc/nvidia/tegra132/Makefile.inc @@ -73,6 +73,7 @@ ramstage-$(CONFIG_MAINBOARD_DO_DSI_INIT) += mipi.c ramstage-$(CONFIG_MAINBOARD_DO_DSI_INIT) += mipi-phy.c ramstage-$(CONFIG_MAINBOARD_DO_DSI_INIT) += ./jdi_25x18_display/panel-jdi-lpm102a188a.c ramstage-$(CONFIG_MAINBOARD_DO_SOR_INIT) += dp.c +ramstage-$(CONFIG_MAINBOARD_DO_SOR_INIT) += sor.c ramstage-y += soc.c ramstage-y += spi.c diff --git a/src/soc/nvidia/tegra132/dp.c b/src/soc/nvidia/tegra132/dp.c index 7bd35e8a19..9714d44914 100644 --- a/src/soc/nvidia/tegra132/dp.c +++ b/src/soc/nvidia/tegra132/dp.c @@ -1,7 +1,7 @@ /* * drivers/video/tegra/dc/dp.c * - * Copyright (c) 2011-2013, NVIDIA Corporation. + * Copyright (c) 2011-2015, NVIDIA Corporation. * Copyright 2014 Google Inc. * * This software is licensed under the terms of the GNU General Public @@ -17,18 +17,1647 @@ #include <arch/io.h> #include <console/console.h> #include <device/device.h> +#include <device/i2c.h> +#include <edid.h> +#include <stdlib.h> +#include <string.h> +#include <delay.h> +#include <soc/addressmap.h> +#include <soc/clock.h> #include <soc/display.h> +#include <soc/nvidia/tegra/i2c.h> #include <soc/nvidia/tegra/dc.h> -#include <stdlib.h> - +#include <soc/nvidia/tegra/types.h> +#include <soc/nvidia/tegra/pwm.h> +#include <soc/nvidia/tegra/displayport.h> +#include <soc/sor.h> #include "chip.h" +#define DO_FAST_LINK_TRAINING 0 + +struct tegra_dc dc_data; + +enum { + DP_LT_SUCCESS = 0, + DP_LT_FAILED = -1, +}; + +struct tegra_dc_dp_data dp_data; + +static inline u32 tegra_dpaux_readl(struct tegra_dc_dp_data *dp, u32 reg) +{ + void *addr = dp->aux_base + (u32) (reg << 2); + u32 reg_val = READL(addr); + return reg_val; +} + +static inline void tegra_dpaux_writel(struct tegra_dc_dp_data *dp, + u32 reg, u32 val) +{ + void *addr = dp->aux_base + (u32) (reg << 2); + WRITEL(val, addr); +} + +static inline u32 tegra_dc_dpaux_poll_register(struct tegra_dc_dp_data *dp, + u32 reg, u32 mask, u32 exp_val, + u32 poll_interval_us, + u32 timeout_us) +{ + u32 reg_val = 0; + u32 temp = timeout_us; + + do { + udelay(poll_interval_us); + reg_val = tegra_dpaux_readl(dp, reg); + if (timeout_us > poll_interval_us) + timeout_us -= poll_interval_us; + else + break; + } while ((reg_val & mask) != exp_val); + + if ((reg_val & mask) == exp_val) + return 0; /* success */ + printk(BIOS_ERR, + "dpaux_poll_register 0x%x: timeout: " + "(reg_val)0x%08x & (mask)0x%08x != (exp_val)0x%08x\n", + reg, reg_val, mask, exp_val); + return temp; +} + +static inline int tegra_dpaux_wait_transaction(struct tegra_dc_dp_data *dp) +{ + /* According to DP spec, each aux transaction needs to finish + within 40ms. */ + if (tegra_dc_dpaux_poll_register(dp, DPAUX_DP_AUXCTL, + DPAUX_DP_AUXCTL_TRANSACTREQ_MASK, + DPAUX_DP_AUXCTL_TRANSACTREQ_DONE, + 100, DP_AUX_TIMEOUT_MS * 1000) != 0) { + printk(BIOS_INFO, "dp: DPAUX transaction timeout\n"); + return -1; + } + return 0; +} + +static int tegra_dc_dpaux_write_chunk(struct tegra_dc_dp_data *dp, u32 cmd, + u32 addr, u8 *data, u32 *size, + u32 *aux_stat) +{ + int i; + u32 reg_val; + u32 timeout_retries = DP_AUX_TIMEOUT_MAX_TRIES; + u32 defer_retries = DP_AUX_DEFER_MAX_TRIES; + u32 temp_data; + + if (*size > DP_AUX_MAX_BYTES) + return -1; /* only write one chunk of data */ + + /* Make sure the command is write command */ + switch (cmd) { + case DPAUX_DP_AUXCTL_CMD_I2CWR: + case DPAUX_DP_AUXCTL_CMD_MOTWR: + case DPAUX_DP_AUXCTL_CMD_AUXWR: + break; + default: + printk(BIOS_ERR, "dp: aux write cmd 0x%x is invalid\n", cmd); + return -1; + } + + tegra_dpaux_writel(dp, DPAUX_DP_AUXADDR, addr); + for (i = 0; i < DP_AUX_MAX_BYTES / 4; ++i) { + memcpy(&temp_data, data, 4); + tegra_dpaux_writel(dp, DPAUX_DP_AUXDATA_WRITE_W(i), temp_data); + data += 4; + } + + reg_val = tegra_dpaux_readl(dp, DPAUX_DP_AUXCTL); + reg_val &= ~DPAUX_DP_AUXCTL_CMD_MASK; + reg_val |= cmd; + reg_val &= ~DPAUX_DP_AUXCTL_CMDLEN_FIELD; + reg_val |= ((*size - 1) << DPAUX_DP_AUXCTL_CMDLEN_SHIFT); + + while ((timeout_retries > 0) && (defer_retries > 0)) { + if ((timeout_retries != DP_AUX_TIMEOUT_MAX_TRIES) || + (defer_retries != DP_AUX_DEFER_MAX_TRIES)) + udelay(1); + + reg_val |= DPAUX_DP_AUXCTL_TRANSACTREQ_PENDING; + tegra_dpaux_writel(dp, DPAUX_DP_AUXCTL, reg_val); + + if (tegra_dpaux_wait_transaction(dp)) + printk(BIOS_ERR, "dp: aux write transaction timeout\n"); + + *aux_stat = tegra_dpaux_readl(dp, DPAUX_DP_AUXSTAT); + + if ((*aux_stat & DPAUX_DP_AUXSTAT_TIMEOUT_ERROR_PENDING) || + (*aux_stat & DPAUX_DP_AUXSTAT_RX_ERROR_PENDING) || + (*aux_stat & DPAUX_DP_AUXSTAT_SINKSTAT_ERROR_PENDING) || + (*aux_stat & DPAUX_DP_AUXSTAT_NO_STOP_ERROR_PENDING)) { + if (timeout_retries-- > 0) { + printk(BIOS_INFO, "dp: aux write retry (0x%x)" + " -- %d\n", + *aux_stat, timeout_retries); + /* clear the error bits */ + tegra_dpaux_writel(dp, DPAUX_DP_AUXSTAT, + *aux_stat); + continue; + } else { + printk(BIOS_ERR, "dp: aux write got error" + " (0x%x)\n", *aux_stat); + return -1; + } + } + + if ((*aux_stat & DPAUX_DP_AUXSTAT_REPLYTYPE_I2CDEFER) || + (*aux_stat & DPAUX_DP_AUXSTAT_REPLYTYPE_DEFER)) { + if (defer_retries-- > 0) { + printk(BIOS_INFO, "dp: aux write defer (0x%x)" + " -- %d\n", *aux_stat, defer_retries); + /* clear the error bits */ + tegra_dpaux_writel(dp, DPAUX_DP_AUXSTAT, + *aux_stat); + continue; + } else { + printk(BIOS_ERR, "dp: aux write defer exceeds" + " max retries (0x%x)\n", *aux_stat); + return -1; + } + } + + if ((*aux_stat & DPAUX_DP_AUXSTAT_REPLYTYPE_MASK) == + DPAUX_DP_AUXSTAT_REPLYTYPE_ACK) { + *size = ((*aux_stat) & DPAUX_DP_AUXSTAT_REPLY_M_MASK); + return 0; + } else { + printk(BIOS_ERR, "dp: aux write failed (0x%x)\n", + *aux_stat); + return -1; + } + } + /* Should never come to here */ + return -1; +} + +static int tegra_dc_dpaux_read_chunk(struct tegra_dc_dp_data *dp, u32 cmd, + u32 addr, u8 *data, u32 *size, + u32 *aux_stat) +{ + u32 reg_val; + u32 timeout_retries = DP_AUX_TIMEOUT_MAX_TRIES; + u32 defer_retries = DP_AUX_DEFER_MAX_TRIES; + + if (*size > DP_AUX_MAX_BYTES) + return -1; /* only read one chunk */ + + /* Check to make sure the command is read command */ + switch (cmd) { + case DPAUX_DP_AUXCTL_CMD_I2CRD: + case DPAUX_DP_AUXCTL_CMD_I2CREQWSTAT: + case DPAUX_DP_AUXCTL_CMD_MOTRD: + case DPAUX_DP_AUXCTL_CMD_AUXRD: + break; + default: + printk(BIOS_ERR, "dp: aux read cmd 0x%x is invalid\n", cmd); + return -1; + } + + *aux_stat = tegra_dpaux_readl(dp, DPAUX_DP_AUXSTAT); + if (!(*aux_stat & DPAUX_DP_AUXSTAT_HPD_STATUS_PLUGGED)) { + printk(BIOS_SPEW, "dp: HPD is not detected\n"); + return -1; + } + + tegra_dpaux_writel(dp, DPAUX_DP_AUXADDR, addr); + + reg_val = tegra_dpaux_readl(dp, DPAUX_DP_AUXCTL); + reg_val &= ~DPAUX_DP_AUXCTL_CMD_MASK; + reg_val |= cmd; + reg_val &= ~DPAUX_DP_AUXCTL_CMDLEN_FIELD; + reg_val |= ((*size - 1) << DPAUX_DP_AUXCTL_CMDLEN_SHIFT); + while ((timeout_retries > 0) && (defer_retries > 0)) { + if ((timeout_retries != DP_AUX_TIMEOUT_MAX_TRIES) || + (defer_retries != DP_AUX_DEFER_MAX_TRIES)) + udelay(DP_DPCP_RETRY_SLEEP_NS * 2); + + reg_val |= DPAUX_DP_AUXCTL_TRANSACTREQ_PENDING; + tegra_dpaux_writel(dp, DPAUX_DP_AUXCTL, reg_val); + + if (tegra_dpaux_wait_transaction(dp)) + printk(BIOS_INFO, "dp: aux read transaction timeout\n"); + + *aux_stat = tegra_dpaux_readl(dp, DPAUX_DP_AUXSTAT); + + if ((*aux_stat & DPAUX_DP_AUXSTAT_TIMEOUT_ERROR_PENDING) || + (*aux_stat & DPAUX_DP_AUXSTAT_RX_ERROR_PENDING) || + (*aux_stat & DPAUX_DP_AUXSTAT_SINKSTAT_ERROR_PENDING) || + (*aux_stat & DPAUX_DP_AUXSTAT_NO_STOP_ERROR_PENDING)) { + if (timeout_retries-- > 0) { + printk(BIOS_INFO, "dp: aux read retry (0x%x)" + " -- %d\n", *aux_stat, + timeout_retries); + /* clear the error bits */ + tegra_dpaux_writel(dp, DPAUX_DP_AUXSTAT, + *aux_stat); + continue; /* retry */ + } else { + printk(BIOS_ERR, "dp: aux read got error" + " (0x%x)\n", *aux_stat); + return -1; + } + } + + if ((*aux_stat & DPAUX_DP_AUXSTAT_REPLYTYPE_I2CDEFER) || + (*aux_stat & DPAUX_DP_AUXSTAT_REPLYTYPE_DEFER)) { + if (defer_retries-- > 0) { + printk(BIOS_INFO, "dp: aux read defer (0x%x)" + " -- %d\n", *aux_stat, defer_retries); + /* clear the error bits */ + tegra_dpaux_writel(dp, DPAUX_DP_AUXSTAT, + *aux_stat); + continue; + } else { + printk(BIOS_INFO, "dp: aux read defer exceeds" + " max retries (0x%x)\n", *aux_stat); + return -1; + } + } + + if ((*aux_stat & DPAUX_DP_AUXSTAT_REPLYTYPE_MASK) == + DPAUX_DP_AUXSTAT_REPLYTYPE_ACK) { + int i; + u32 temp_data[4]; + + for (i = 0; i < DP_AUX_MAX_BYTES / 4; ++i) + temp_data[i] = tegra_dpaux_readl(dp, + DPAUX_DP_AUXDATA_READ_W(i)); + + *size = ((*aux_stat) & DPAUX_DP_AUXSTAT_REPLY_M_MASK); + memcpy(data, temp_data, *size); + + return 0; + } else { + printk(BIOS_ERR, "dp: aux read failed (0x%x\n", + *aux_stat); + return -1; + } + } + /* Should never come to here */ + printk(BIOS_ERR, "%s: can't\n", __func__); + return -1; +} + +#if DO_FAST_LINK_TRAINING +static int tegra_dc_dpaux_read(struct tegra_dc_dp_data *dp, u32 cmd, u32 addr, + u8 *data, u32 *size, u32 *aux_stat) +{ + u32 finished = 0; + u32 cur_size; + int ret = 0; + + do { + cur_size = *size - finished; + if (cur_size > DP_AUX_MAX_BYTES) + cur_size = DP_AUX_MAX_BYTES; + + ret = tegra_dc_dpaux_read_chunk(dp, cmd, addr, + data, &cur_size, aux_stat); + if (ret) + break; + + /* cur_size should be the real size returned */ + addr += cur_size; + data += cur_size; + finished += cur_size; + + } while (*size > finished); + + *size = finished; + return ret; +} +#endif /* DO_FAST_LINK_TRAINING */ + +static int tegra_dc_dp_dpcd_read(struct tegra_dc_dp_data *dp, u32 cmd, + u8 *data_ptr) +{ + u32 size = 1; + u32 status = 0; + int ret; + + ret = tegra_dc_dpaux_read_chunk(dp, DPAUX_DP_AUXCTL_CMD_AUXRD, + cmd, data_ptr, &size, &status); + if (ret) + printk(BIOS_ERR, + "dp: Failed to read DPCD data. CMD 0x%x, Status 0x%x\n", + cmd, status); + + return ret; +} + +static int tegra_dc_dp_dpcd_write(struct tegra_dc_dp_data *dp, u32 cmd, + u8 data) +{ + u32 size = 1; + u32 status = 0; + int ret; + + ret = tegra_dc_dpaux_write_chunk(dp, DPAUX_DP_AUXCTL_CMD_AUXWR, + cmd, &data, &size, &status); + if (ret) + printk(BIOS_ERR, + "dp: Failed to write DPCD data. CMD 0x%x, Status 0x%x\n", + cmd, status); + return ret; +} + +static int tegra_dc_i2c_aux_read(struct tegra_dc_dp_data *dp, u32 i2c_addr, + u8 addr, u8 *data, u32 *size, u32 *aux_stat) +{ + u32 finished = 0; + int ret = 0; + + do { + u32 cur_size = MIN(DP_AUX_MAX_BYTES, *size - finished); + + u32 len = 1; + ret = tegra_dc_dpaux_write_chunk( + dp, DPAUX_DP_AUXCTL_CMD_MOTWR, i2c_addr, + &addr, &len, aux_stat); + if (ret) { + printk(BIOS_ERR, "%s: error sending address to read.\n", + __func__); + break; + } + + ret = tegra_dc_dpaux_read_chunk( + dp, DPAUX_DP_AUXCTL_CMD_I2CRD, i2c_addr, + data, &cur_size, aux_stat); + if (ret) { + printk(BIOS_ERR, "%s: error reading data.\n", __func__); + break; + } + + /* cur_size should be the real size returned */ + addr += cur_size; + data += cur_size; + finished += cur_size; + } while (*size > finished); + + *size = finished; + return ret; +} + +static void tegra_dc_dpaux_enable(struct tegra_dc_dp_data *dp) +{ + /* clear interrupt */ + tegra_dpaux_writel(dp, DPAUX_INTR_AUX, 0xffffffff); + /* do not enable interrupt for now. Enable them when Isr in place */ + tegra_dpaux_writel(dp, DPAUX_INTR_EN_AUX, 0x0); + + tegra_dpaux_writel(dp, DPAUX_HYBRID_PADCTL, + DPAUX_HYBRID_PADCTL_AUX_DRVZ_OHM_50 | + DPAUX_HYBRID_PADCTL_AUX_CMH_V0_70 | + 0x18 << DPAUX_HYBRID_PADCTL_AUX_DRVI_SHIFT | + DPAUX_HYBRID_PADCTL_AUX_INPUT_RCV_ENABLE); + + tegra_dpaux_writel(dp, DPAUX_HYBRID_SPARE, + DPAUX_HYBRID_SPARE_PAD_PWR_POWERUP); +} + +static void tegra_dc_dp_dump_link_cfg(struct tegra_dc_dp_data *dp, + const struct tegra_dc_dp_link_config *link_cfg) +{ + printk(BIOS_INFO, "DP config: cfg_name " + "cfg_value\n"); + printk(BIOS_INFO, " Lane Count %d\n", + link_cfg->max_lane_count); + printk(BIOS_INFO, " SupportEnhancedFraming %s\n", + link_cfg->support_enhanced_framing ? "Y" : "N"); + printk(BIOS_INFO, " Bandwidth %d\n", + link_cfg->max_link_bw); + printk(BIOS_INFO, " bpp %d\n", + link_cfg->bits_per_pixel); + printk(BIOS_INFO, " EnhancedFraming %s\n", + link_cfg->enhanced_framing ? "Y" : "N"); + printk(BIOS_INFO, " Scramble_enabled %s\n", + link_cfg->scramble_ena ? "Y" : "N"); + printk(BIOS_INFO, " LinkBW %d\n", + link_cfg->link_bw); + printk(BIOS_INFO, " lane_count %d\n", + link_cfg->lane_count); + printk(BIOS_INFO, " activespolarity %d\n", + link_cfg->activepolarity); + printk(BIOS_INFO, " active_count %d\n", + link_cfg->active_count); + printk(BIOS_INFO, " tu_size %d\n", + link_cfg->tu_size); + printk(BIOS_INFO, " active_frac %d\n", + link_cfg->active_frac); + printk(BIOS_INFO, " watermark %d\n", + link_cfg->watermark); + printk(BIOS_INFO, " hblank_sym %d\n", + link_cfg->hblank_sym); + printk(BIOS_INFO, " vblank_sym %d\n", + link_cfg->vblank_sym); +} + +static int _tegra_dp_lower_link_config(struct tegra_dc_dp_data *dp, + struct tegra_dc_dp_link_config *link_cfg) +{ + + switch (link_cfg->link_bw) { + case SOR_LINK_SPEED_G1_62: + if (link_cfg->max_link_bw > SOR_LINK_SPEED_G1_62) + link_cfg->link_bw = SOR_LINK_SPEED_G2_7; + link_cfg->lane_count /= 2; + break; + case SOR_LINK_SPEED_G2_7: + link_cfg->link_bw = SOR_LINK_SPEED_G1_62; + break; + case SOR_LINK_SPEED_G5_4: + if (link_cfg->lane_count == 1) { + link_cfg->link_bw = SOR_LINK_SPEED_G2_7; + link_cfg->lane_count = link_cfg->max_lane_count; + } else + link_cfg->lane_count /= 2; + break; + default: + printk(BIOS_ERR, "dp: Error link rate %d\n", link_cfg->link_bw); + return DP_LT_FAILED; + } + + return (link_cfg->lane_count > 0) ? DP_LT_SUCCESS : DP_LT_FAILED; +} + +/* Calcuate if given cfg can meet the mode request. */ +/* Return true if mode is possible, false otherwise. */ +static int tegra_dc_dp_calc_config(struct tegra_dc_dp_data *dp, + const struct soc_nvidia_tegra132_config *config, + struct tegra_dc_dp_link_config *link_cfg) +{ + const u32 link_rate = 27 * link_cfg->link_bw * 1000 * 1000; + const u64 f = 100000; /* precision factor */ + + u32 num_linkclk_line; /* Number of link clocks per line */ + u64 ratio_f; /* Ratio of incoming to outgoing data rate */ + + u64 frac_f; + u64 activesym_f; /* Activesym per TU */ + u64 activecount_f; + u32 activecount; + u32 activepolarity; + u64 approx_value_f; + u32 activefrac = 0; + u64 accumulated_error_f = 0; + u32 lowest_neg_activecount = 0; + u32 lowest_neg_activepolarity = 0; + u32 lowest_neg_tusize = 64; + u32 num_symbols_per_line; + u64 lowest_neg_activefrac = 0; + u64 lowest_neg_error_f = 64 * f; + u64 watermark_f; + + int i; + int neg; + + printk(BIOS_INFO, "dp: %s\n", __func__); + + if (!link_rate || !link_cfg->lane_count || !config->pixel_clock || + !link_cfg->bits_per_pixel) + return -1; + + if ((u64)config->pixel_clock * link_cfg->bits_per_pixel >= + (u64)link_rate * 8 * link_cfg->lane_count) + return -1; + + num_linkclk_line = (u32)((u64)link_rate * (u64)config->xres / + config->pixel_clock); + + ratio_f = (u64)config->pixel_clock * link_cfg->bits_per_pixel * f; + ratio_f /= 8; + ratio_f = (u64)(ratio_f / (link_rate * link_cfg->lane_count)); + + for (i = 64; i >= 32; --i) { + activesym_f = ratio_f * i; + activecount_f = (u64)(activesym_f / (u32)f) * f; + frac_f = activesym_f - activecount_f; + activecount = (u32)((u64)(activecount_f / (u32)f)); + + if (frac_f < (f / 2)) /* fraction < 0.5 */ + activepolarity = 0; + else { + activepolarity = 1; + frac_f = f - frac_f; + } + + if (frac_f != 0) { + frac_f = (u64)((f * f) / frac_f); /* 1/fraction */ + if (frac_f > (15 * f)) + activefrac = activepolarity ? 1 : 15; + else + activefrac = activepolarity ? + (u32)((u64)(frac_f / (u32)f)) + 1 : + (u32)((u64)(frac_f / (u32)f)); + } + + if (activefrac == 1) + activepolarity = 0; + + if (activepolarity == 1) + approx_value_f = activefrac ? (u64)( + (activecount_f + (activefrac * f - f) * f) / + (activefrac * f)) : + activecount_f + f; + else + approx_value_f = activefrac ? + activecount_f + (u64)(f / activefrac) : + activecount_f; + + if (activesym_f < approx_value_f) { + accumulated_error_f = num_linkclk_line * + (u64)((approx_value_f - activesym_f) / i); + neg = 1; + } else { + accumulated_error_f = num_linkclk_line * + (u64)((activesym_f - approx_value_f) / i); + neg = 0; + } + + if ((neg && (lowest_neg_error_f > accumulated_error_f)) || + (accumulated_error_f == 0)) { + lowest_neg_error_f = accumulated_error_f; + lowest_neg_tusize = i; + lowest_neg_activecount = activecount; + lowest_neg_activepolarity = activepolarity; + lowest_neg_activefrac = activefrac; + + if (accumulated_error_f == 0) + break; + } + } + + if (lowest_neg_activefrac == 0) { + link_cfg->activepolarity = 0; + link_cfg->active_count = lowest_neg_activepolarity ? + lowest_neg_activecount : lowest_neg_activecount - 1; + link_cfg->tu_size = lowest_neg_tusize; + link_cfg->active_frac = 1; + } else { + link_cfg->activepolarity = lowest_neg_activepolarity; + link_cfg->active_count = (u32)lowest_neg_activecount; + link_cfg->tu_size = lowest_neg_tusize; + link_cfg->active_frac = (u32)lowest_neg_activefrac; + } + + watermark_f = (u64)((ratio_f * link_cfg->tu_size * (f - ratio_f)) / f); + link_cfg->watermark = (u32)((u64)((watermark_f + lowest_neg_error_f) / + f)) + link_cfg->bits_per_pixel / 4 - 1; + num_symbols_per_line = (config->xres * link_cfg->bits_per_pixel) / + (8 * link_cfg->lane_count); + + if (link_cfg->watermark > 30) { + printk(BIOS_INFO, + "dp: sor setting: unable to get a good tusize, " + "force watermark to 30.\n"); + link_cfg->watermark = 30; + return -1; + } else if (link_cfg->watermark > num_symbols_per_line) { + printk(BIOS_INFO, + "dp: sor setting: force watermark to the number " + "of symbols in the line.\n"); + link_cfg->watermark = num_symbols_per_line; + return -1; + } + + /* Refer to dev_disp.ref for more information. */ + /* # symbols/hblank = ((SetRasterBlankEnd.X + SetRasterSize.Width - */ + /* SetRasterBlankStart.X - 7) * link_clk / pclk) */ + /* - 3 * enhanced_framing - Y */ + /* where Y = (# lanes == 4) 3 : (# lanes == 2) ? 6 : 12 */ + link_cfg->hblank_sym = (int)((u64)(((u64)(config->hback_porch + + config->hfront_porch + config->hsync_width - 7) * + link_rate) / config->pixel_clock)) - + 3 * link_cfg->enhanced_framing - + (12 / link_cfg->lane_count); + + if (link_cfg->hblank_sym < 0) + link_cfg->hblank_sym = 0; + + + /* Refer to dev_disp.ref for more information. */ + /* # symbols/vblank = ((SetRasterBlankStart.X - */ + /* SetRasterBlankEen.X - 25) * link_clk / pclk) */ + /* - Y - 1; */ + /* where Y = (# lanes == 4) 12 : (# lanes == 2) ? 21 : 39 */ + link_cfg->vblank_sym = (int)((u64)((u64)(config->xres - 25) + * link_rate / config->pixel_clock)) - (36 / + link_cfg->lane_count) - 4; + + if (link_cfg->vblank_sym < 0) + link_cfg->vblank_sym = 0; + + link_cfg->is_valid = 1; + tegra_dc_dp_dump_link_cfg(dp, link_cfg); + + return 0; +} + +static int tegra_dc_dp_init_max_link_cfg( + struct soc_nvidia_tegra132_config *config, + struct tegra_dc_dp_data *dp, + struct tegra_dc_dp_link_config *link_cfg) +{ + u8 dpcd_data; + int ret; + + printk(BIOS_INFO, "dp: %s\n", __func__); + + CHECK_RET(tegra_dc_dp_dpcd_read(dp, NV_DPCD_MAX_LANE_COUNT, + &dpcd_data)); + link_cfg->max_lane_count = dpcd_data & NV_DPCD_MAX_LANE_COUNT_MASK; + link_cfg->tps3_supported = (dpcd_data & + NV_DPCD_MAX_LANE_COUNT_TPS3_SUPPORTED_YES) ? 1 : 0; + + link_cfg->support_enhanced_framing = + (dpcd_data & NV_DPCD_MAX_LANE_COUNT_ENHANCED_FRAMING_YES) ? + 1 : 0; + + CHECK_RET(tegra_dc_dp_dpcd_read(dp, NV_DPCD_MAX_DOWNSPREAD, + &dpcd_data)); + link_cfg->downspread = (dpcd_data & NV_DPCD_MAX_DOWNSPREAD_VAL_0_5_PCT) + ? 1 : 0; + + CHECK_RET(tegra_dc_dp_dpcd_read(dp, NV_DPCD_TRAINING_AUX_RD_INTERVAL, + &link_cfg->aux_rd_interval)); + + CHECK_RET(tegra_dc_dp_dpcd_read(dp, NV_DPCD_MAX_LINK_BANDWIDTH, + &link_cfg->max_link_bw)); + + link_cfg->bits_per_pixel = config->panel_bits_per_pixel; + + /* + * Set to a high value for link training and attach. + * Will be re-programmed when dp is enabled. + */ + link_cfg->drive_current = config->dp.drive_current; + link_cfg->preemphasis = config->dp.preemphasis; + link_cfg->postcursor = config->dp.postcursor; + + CHECK_RET(tegra_dc_dp_dpcd_read(dp, NV_DPCD_EDP_CONFIG_CAP, + &dpcd_data)); + link_cfg->alt_scramber_reset_cap = + (dpcd_data & NV_DPCD_EDP_CONFIG_CAP_ASC_RESET_YES) ? + 1 : 0; + link_cfg->only_enhanced_framing = + (dpcd_data & NV_DPCD_EDP_CONFIG_CAP_FRAMING_CHANGE_YES) ? + 1 : 0; + + link_cfg->lane_count = link_cfg->max_lane_count; + link_cfg->link_bw = link_cfg->max_link_bw; + link_cfg->enhanced_framing = link_cfg->support_enhanced_framing; + + tegra_dc_dp_calc_config(dp, config, link_cfg); + return 0; +} + +static int tegra_dc_dp_set_assr(struct tegra_dc_dp_data *dp, int ena) +{ + int ret; + + u8 dpcd_data = ena ? + NV_DPCD_EDP_CONFIG_SET_ASC_RESET_ENABLE : + NV_DPCD_EDP_CONFIG_SET_ASC_RESET_DISABLE; + + CHECK_RET(tegra_dc_dp_dpcd_write(dp, NV_DPCD_EDP_CONFIG_SET, + dpcd_data)); + + /* Also reset the scrambler to 0xfffe */ + tegra_dc_sor_set_internal_panel(&dp->sor, ena); + return 0; +} + +static int tegra_dp_set_link_bandwidth(struct tegra_dc_dp_data *dp, u8 link_bw) +{ + tegra_dc_sor_set_link_bandwidth(&dp->sor, link_bw); + + /* Sink side */ + return tegra_dc_dp_dpcd_write(dp, NV_DPCD_LINK_BANDWIDTH_SET, link_bw); +} + +static int tegra_dp_set_lane_count(struct tegra_dc_dp_data *dp, + const struct tegra_dc_dp_link_config *link_cfg) +{ + u8 dpcd_data; + int ret; + + /* check if panel support enhanched_framing */ + dpcd_data = link_cfg->lane_count; + if (link_cfg->enhanced_framing) + dpcd_data |= NV_DPCD_LANE_COUNT_SET_ENHANCEDFRAMING_T; + CHECK_RET(tegra_dc_dp_dpcd_write(dp, NV_DPCD_LANE_COUNT_SET, + dpcd_data)); + + tegra_dc_sor_set_lane_count(&dp->sor, link_cfg->lane_count); + + /* Also power down lanes that will not be used */ + return 0; +} + +#if DO_FAST_LINK_TRAINING +static int tegra_dc_dp_link_trained(struct tegra_dc_dp_data *dp, + const struct tegra_dc_dp_link_config *link_cfg) +{ + u32 lane; + u8 mask; + u8 data; + int ret; + + for (lane = 0; lane < link_cfg->lane_count; ++lane) { + CHECK_RET(tegra_dc_dp_dpcd_read(dp, (lane/2) ? + NV_DPCD_LANE2_3_STATUS : NV_DPCD_LANE0_1_STATUS, + &data)); + mask = (lane & 1) ? + NV_DPCD_STATUS_LANEXPLUS1_CR_DONE_YES | + NV_DPCD_STATUS_LANEXPLUS1_CHN_EQ_DONE_YES | + NV_DPCD_STATUS_LANEXPLUS1_SYMBOL_LOCKED_YES : + NV_DPCD_STATUS_LANEX_CR_DONE_YES | + NV_DPCD_STATUS_LANEX_CHN_EQ_DONE_YES | + NV_DPCD_STATUS_LANEX_SYMBOL_LOCKED_YES; + if ((data & mask) != mask) + return -1; + } + return 0; +} +#endif /* DO_FAST_LINK_TRAINING */ + +static int tegra_dp_channel_eq_status(struct tegra_dc_dp_data *dp) +{ + u32 cnt; + u32 n_lanes = dp->link_cfg.lane_count; + u8 data; + u8 ce_done = 1; + + for (cnt = 0; cnt < n_lanes / 2; cnt++) { + tegra_dc_dp_dpcd_read(dp, (NV_DPCD_LANE0_1_STATUS + cnt), + &data); + + if (n_lanes == 1) { + ce_done = + (data & (0x1 << NV_DPCD_STATUS_LANEX_CHN_EQ_DONE_SHIFT)) && + (data & (0x1 << NV_DPCD_STATUS_LANEX_SYMBOL_LOCKED_SHFIT)); + break; + } else + if (!(data & (0x1 << NV_DPCD_STATUS_LANEX_CHN_EQ_DONE_SHIFT)) || + !(data & (0x1 << NV_DPCD_STATUS_LANEX_SYMBOL_LOCKED_SHFIT)) || + !(data & (0x1 << NV_DPCD_STATUS_LANEXPLUS1_CHN_EQ_DONE_SHIFT)) || + !(data & (0x1 << NV_DPCD_STATUS_LANEXPLUS1_SYMBOL_LOCKED_SHIFT))) + return 0; + } + + if (ce_done) { + tegra_dc_dp_dpcd_read(dp, NV_DPCD_LANE_ALIGN_STATUS_UPDATED, + &data); + if (!(data & NV_DPCD_LANE_ALIGN_STATUS_UPDATED_DONE_YES)) + ce_done = 0; + } + + return ce_done; +} + +static u8 tegra_dp_clock_recovery_status(struct tegra_dc_dp_data *dp) +{ + u32 cnt; + u32 n_lanes = dp->link_cfg.lane_count; + u8 data_ptr; + + for (cnt = 0; cnt < n_lanes / 2; cnt++) { + tegra_dc_dp_dpcd_read(dp, + (NV_DPCD_LANE0_1_STATUS + cnt), &data_ptr); + + if (n_lanes == 1) + return (data_ptr & NV_DPCD_STATUS_LANEX_CR_DONE_YES) ? 1 : 0; + else if (!(data_ptr & NV_DPCD_STATUS_LANEX_CR_DONE_YES) || + !(data_ptr & (NV_DPCD_STATUS_LANEXPLUS1_CR_DONE_YES))) + return 0; + } + + return 1; +} + +static void tegra_dp_lt_adjust(struct tegra_dc_dp_data *dp, + u32 pe[4], u32 vs[4], u32 pc[4], + u8 pc_supported) +{ + size_t cnt; + u8 data_ptr; + u32 n_lanes = dp->link_cfg.lane_count; + + for (cnt = 0; cnt < n_lanes / 2; cnt++) { + tegra_dc_dp_dpcd_read(dp, + (NV_DPCD_LANE0_1_ADJUST_REQ + cnt), &data_ptr); + pe[2 * cnt] = (data_ptr & NV_DPCD_ADJUST_REQ_LANEX_PE_MASK) >> + NV_DPCD_ADJUST_REQ_LANEX_PE_SHIFT; + vs[2 * cnt] = (data_ptr & NV_DPCD_ADJUST_REQ_LANEX_DC_MASK) >> + NV_DPCD_ADJUST_REQ_LANEX_DC_SHIFT; + pe[1 + 2 * cnt] = + (data_ptr & NV_DPCD_ADJUST_REQ_LANEXPLUS1_PE_MASK) >> + NV_DPCD_ADJUST_REQ_LANEXPLUS1_PE_SHIFT; + vs[1 + 2 * cnt] = + (data_ptr & NV_DPCD_ADJUST_REQ_LANEXPLUS1_DC_MASK) >> + NV_DPCD_ADJUST_REQ_LANEXPLUS1_DC_SHIFT; + } + if (pc_supported) { + tegra_dc_dp_dpcd_read(dp, + NV_DPCD_ADJUST_REQ_POST_CURSOR2, &data_ptr); + for (cnt = 0; cnt < n_lanes; cnt++) { + pc[cnt] = (data_ptr >> + NV_DPCD_ADJUST_REQ_POST_CURSOR2_LANE_SHIFT(cnt)) & + NV_DPCD_ADJUST_REQ_POST_CURSOR2_LANE_MASK; + } + } +} + +static inline u32 tegra_dp_wait_aux_training(struct tegra_dc_dp_data *dp, + u8 is_clk_recovery) +{ + if (!dp->link_cfg.aux_rd_interval) + is_clk_recovery ? udelay(200) : + udelay(500); + else + mdelay(dp->link_cfg.aux_rd_interval * 4); + + return dp->link_cfg.aux_rd_interval; +} + +static void tegra_dp_tpg(struct tegra_dc_dp_data *dp, u32 tp, u32 n_lanes) +{ + u8 data = (tp == training_pattern_disabled) + ? (tp | NV_DPCD_TRAINING_PATTERN_SET_SC_DISABLED_F) + : (tp | NV_DPCD_TRAINING_PATTERN_SET_SC_DISABLED_T); + + tegra_dc_sor_set_dp_linkctl(&dp->sor, 1, tp, &dp->link_cfg); + tegra_dc_dp_dpcd_write(dp, NV_DPCD_TRAINING_PATTERN_SET, data); +} + +static int tegra_dp_link_config(struct tegra_dc_dp_data *dp, + const struct tegra_dc_dp_link_config *link_cfg) +{ + u8 dpcd_data; + u32 retry; + + if (link_cfg->lane_count == 0) { + printk(BIOS_ERR, "dp: error: lane count is 0. " + "Can not set link config.\n"); + return DP_LT_FAILED; + } + + /* Set power state if it is not in normal level */ + if (tegra_dc_dp_dpcd_read(dp, NV_DPCD_SET_POWER, &dpcd_data)) + return DP_LT_FAILED; + + if (dpcd_data == NV_DPCD_SET_POWER_VAL_D3_PWRDWN) { + dpcd_data = NV_DPCD_SET_POWER_VAL_D0_NORMAL; + + /* DP spec requires 3 retries */ + for (retry = 3; retry > 0; --retry) { + if (tegra_dc_dp_dpcd_write(dp, NV_DPCD_SET_POWER, + dpcd_data)) + break; + if (retry == 1) { + printk(BIOS_ERR, "dp: Failed to set DP panel" + " power\n"); + return DP_LT_FAILED; + } + } + } + + /* Enable ASSR if possible */ + if (link_cfg->alt_scramber_reset_cap) + if (tegra_dc_dp_set_assr(dp, 1)) + return DP_LT_FAILED; + + if (tegra_dp_set_link_bandwidth(dp, link_cfg->link_bw)) { + printk(BIOS_ERR, "dp: Failed to set link bandwidth\n"); + return DP_LT_FAILED; + } + if (tegra_dp_set_lane_count(dp, link_cfg)) { + printk(BIOS_ERR, "dp: Failed to set lane count\n"); + return DP_LT_FAILED; + } + tegra_dc_sor_set_dp_linkctl(&dp->sor, 1, training_pattern_none, + link_cfg); + return DP_LT_SUCCESS; +} + +static int tegra_dp_lower_link_config(struct tegra_dc_dp_data *dp, + struct tegra_dc_dp_link_config *cfg) +{ + struct tegra_dc_dp_link_config tmp_cfg; + + tmp_cfg = dp->link_cfg; + cfg->is_valid = 0; + + if (_tegra_dp_lower_link_config(dp, cfg)) + goto fail; + + if (tegra_dc_dp_calc_config(dp, dp->dc->config, cfg)) + goto fail; + tegra_dp_link_config(dp, cfg); + + return DP_LT_SUCCESS; +fail: + dp->link_cfg = tmp_cfg; + tegra_dp_link_config(dp, &tmp_cfg); + return DP_LT_FAILED; +} + +static void tegra_dp_lt_config(struct tegra_dc_dp_data *dp, + u32 pe[4], u32 vs[4], u32 pc[4]) +{ + struct tegra_dc_sor_data *sor = &dp->sor; + u32 n_lanes = dp->link_cfg.lane_count; + u8 pc_supported = dp->link_cfg.tps3_supported; + u32 cnt; + u32 val; + + for (cnt = 0; cnt < n_lanes; cnt++) { + u32 mask = 0; + u32 pe_reg, vs_reg, pc_reg; + u32 shift = 0; + + switch (cnt) { + case 0: + mask = NV_SOR_PR_LANE2_DP_LANE0_MASK; + shift = NV_SOR_PR_LANE2_DP_LANE0_SHIFT; + break; + case 1: + mask = NV_SOR_PR_LANE1_DP_LANE1_MASK; + shift = NV_SOR_PR_LANE1_DP_LANE1_SHIFT; + break; + case 2: + mask = NV_SOR_PR_LANE0_DP_LANE2_MASK; + shift = NV_SOR_PR_LANE0_DP_LANE2_SHIFT; + break; + case 3: + mask = NV_SOR_PR_LANE3_DP_LANE3_MASK; + shift = NV_SOR_PR_LANE3_DP_LANE3_SHIFT; + break; + default: + printk(BIOS_ERR, + "dp: incorrect lane cnt\n"); + } + + pe_reg = tegra_dp_pe_regs[pc[cnt]][vs[cnt]][pe[cnt]]; + vs_reg = tegra_dp_vs_regs[pc[cnt]][vs[cnt]][pe[cnt]]; + pc_reg = tegra_dp_pc_regs[pc[cnt]][vs[cnt]][pe[cnt]]; + + tegra_dp_set_pe_vs_pc(sor, mask, pe_reg << shift, + vs_reg << shift, pc_reg << shift, pc_supported); + } + + tegra_dp_disable_tx_pu(&dp->sor); + udelay(20); + + for (cnt = 0; cnt < n_lanes; cnt++) { + u32 max_vs_flag = tegra_dp_is_max_vs(pe[cnt], vs[cnt]); + u32 max_pe_flag = tegra_dp_is_max_pe(pe[cnt], vs[cnt]); + + val = (vs[cnt] << NV_DPCD_TRAINING_LANEX_SET_DC_SHIFT) | + (max_vs_flag ? + NV_DPCD_TRAINING_LANEX_SET_DC_MAX_REACHED_T : + NV_DPCD_TRAINING_LANEX_SET_DC_MAX_REACHED_F) | + (pe[cnt] << NV_DPCD_TRAINING_LANEX_SET_PE_SHIFT) | + (max_pe_flag ? + NV_DPCD_TRAINING_LANEX_SET_PE_MAX_REACHED_T : + NV_DPCD_TRAINING_LANEX_SET_PE_MAX_REACHED_F); + tegra_dc_dp_dpcd_write(dp, + (NV_DPCD_TRAINING_LANE0_SET + cnt), val); + } + + if (pc_supported) { + for (cnt = 0; cnt < n_lanes / 2; cnt++) { + u32 max_pc_flag0 = tegra_dp_is_max_pc(pc[cnt]); + u32 max_pc_flag1 = tegra_dp_is_max_pc(pc[cnt + 1]); + val = (pc[cnt] << NV_DPCD_LANEX_SET2_PC2_SHIFT) | + (max_pc_flag0 ? + NV_DPCD_LANEX_SET2_PC2_MAX_REACHED_T : + NV_DPCD_LANEX_SET2_PC2_MAX_REACHED_F) | + (pc[cnt + 1] << + NV_DPCD_LANEXPLUS1_SET2_PC2_SHIFT) | + (max_pc_flag1 ? + NV_DPCD_LANEXPLUS1_SET2_PC2_MAX_REACHED_T : + NV_DPCD_LANEXPLUS1_SET2_PC2_MAX_REACHED_F); + tegra_dc_dp_dpcd_write(dp, + (NV_DPCD_TRAINING_LANE0_1_SET2 + cnt), val); + } + } +} + +static int _tegra_dp_channel_eq(struct tegra_dc_dp_data *dp, u32 pe[4], + u32 vs[4], u32 pc[4], u8 pc_supported, + u32 n_lanes) +{ + u32 retry_cnt; + + for (retry_cnt = 0; retry_cnt < 4; retry_cnt++) { + if (retry_cnt) { + tegra_dp_lt_adjust(dp, pe, vs, pc, pc_supported); + tegra_dp_lt_config(dp, pe, vs, pc); + } + + tegra_dp_wait_aux_training(dp, 0); + + if (!tegra_dp_clock_recovery_status(dp)) { + printk(BIOS_ERR, "dp: CR failed in channel EQ" + " sequence!\n"); + break; + } + + if (tegra_dp_channel_eq_status(dp)) + return DP_LT_SUCCESS; + } + + return DP_LT_FAILED; +} + +static int tegra_dp_channel_eq(struct tegra_dc_dp_data *dp, + u32 pe[4], u32 vs[4], u32 pc[4]) +{ + u32 n_lanes = dp->link_cfg.lane_count; + u8 pc_supported = dp->link_cfg.tps3_supported; + int err; + u32 tp_src = training_pattern_2; + + if (pc_supported) + tp_src = training_pattern_3; + + tegra_dp_tpg(dp, tp_src, n_lanes); + + err = _tegra_dp_channel_eq(dp, pe, vs, pc, pc_supported, n_lanes); + + tegra_dp_tpg(dp, training_pattern_disabled, n_lanes); + + return err; +} + +static int _tegra_dp_clk_recovery(struct tegra_dc_dp_data *dp, u32 pe[4], + u32 vs[4], u32 pc[4], u8 pc_supported, + u32 n_lanes) +{ + u32 vs_temp[4]; + u32 retry_cnt = 0; + + do { + tegra_dp_lt_config(dp, pe, vs, pc); + tegra_dp_wait_aux_training(dp, 1); + + if (tegra_dp_clock_recovery_status(dp)) + return DP_LT_SUCCESS; + + memcpy(vs_temp, vs, sizeof(vs_temp)); + tegra_dp_lt_adjust(dp, pe, vs, pc, pc_supported); + + if (memcmp(vs_temp, vs, sizeof(vs_temp))) + retry_cnt = 0; + else + ++retry_cnt; + } while (retry_cnt < 5); + + return DP_LT_FAILED; +} + +static int tegra_dp_clk_recovery(struct tegra_dc_dp_data *dp, + u32 pe[4], u32 vs[4], u32 pc[4]) +{ + u32 n_lanes = dp->link_cfg.lane_count; + u8 pc_supported = dp->link_cfg.tps3_supported; + int err; + + tegra_dp_tpg(dp, training_pattern_1, n_lanes); + + err = _tegra_dp_clk_recovery(dp, pe, vs, pc, pc_supported, n_lanes); + if (err < 0) + tegra_dp_tpg(dp, training_pattern_disabled, n_lanes); + + return err; +} + +static int tegra_dc_dp_full_link_training(struct tegra_dc_dp_data *dp) +{ + struct tegra_dc_sor_data *sor = &dp->sor; + int err; + u32 pe[4], vs[4], pc[4]; + + printk(BIOS_INFO, "dp: %s\n", __func__); + tegra_sor_precharge_lanes(sor); + +retry_cr: + memset(pe, preEmphasis_Disabled, sizeof(pe)); + memset(vs, driveCurrent_Level0, sizeof(vs)); + memset(pc, postCursor2_Level0, sizeof(pc)); + + err = tegra_dp_clk_recovery(dp, pe, vs, pc); + if (err != DP_LT_SUCCESS) { + if (!tegra_dp_lower_link_config(dp, &dp->link_cfg)) + goto retry_cr; + + printk(BIOS_ERR, "dp: clk recovery failed\n"); + goto fail; + } + + err = tegra_dp_channel_eq(dp, pe, vs, pc); + if (err != DP_LT_SUCCESS) { + if (!tegra_dp_lower_link_config(dp, &dp->link_cfg)) + goto retry_cr; + + printk(BIOS_ERR, + "dp: channel equalization failed\n"); + goto fail; + } + + tegra_dc_dp_dump_link_cfg(dp, &dp->link_cfg); + + return 0; + +fail: + return err; +} + +/* + * All link training functions are ported from kernel dc driver. + * See more details at drivers/video/tegra/dc/dp.c + */ +#if DO_FAST_LINK_TRAINING +static int tegra_dc_dp_fast_link_training(struct tegra_dc_dp_data *dp, + const struct tegra_dc_dp_link_config *link_cfg) +{ + struct tegra_dc_sor_data *sor = &dp->sor; + u8 link_bw; + u8 lane_count; + u16 data16; + u32 data32; + u32 size; + u32 status; + int j; + u32 mask = 0xffff >> ((4 - link_cfg->lane_count) * 4); + + + printk(BIOS_INFO, "dp: %s\n", __func__); + + tegra_dc_sor_set_lane_parm(sor, link_cfg); + tegra_dc_dp_dpcd_write(dp, NV_DPCD_MAIN_LINK_CHANNEL_CODING_SET, + NV_DPCD_MAIN_LINK_CHANNEL_CODING_SET_ANSI_8B10B); + + /* Send TP1 */ + tegra_dc_sor_set_dp_linkctl(sor, 1, training_pattern_1, link_cfg); + tegra_dc_dp_dpcd_write(dp, NV_DPCD_TRAINING_PATTERN_SET, + NV_DPCD_TRAINING_PATTERN_SET_TPS_TP1); + + for (j = 0; j < link_cfg->lane_count; ++j) + tegra_dc_dp_dpcd_write(dp, NV_DPCD_TRAINING_LANE0_SET + j, + 0x24); + udelay(520); + + size = sizeof(data16); + tegra_dc_dpaux_read(dp, DPAUX_DP_AUXCTL_CMD_AUXRD, + NV_DPCD_LANE0_1_STATUS, (u8 *)&data16, &size, &status); + status = mask & 0x1111; + if ((data16 & status) != status) { + printk(BIOS_ERR, + "dp: Link training error for TP1 (%#x)\n", data16); + return -EFAULT; + } + + /* enable ASSR */ + tegra_dc_dp_set_assr(dp, link_cfg->scramble_ena); + tegra_dc_sor_set_dp_linkctl(sor, 1, training_pattern_3, link_cfg); + + tegra_dc_dp_dpcd_write(dp, NV_DPCD_TRAINING_PATTERN_SET, + link_cfg->link_bw == 20 ? 0x23 : 0x22); + for (j = 0; j < link_cfg->lane_count; ++j) + tegra_dc_dp_dpcd_write(dp, NV_DPCD_TRAINING_LANE0_SET + j, + 0x24); + udelay(520); + + size = sizeof(data32); + tegra_dc_dpaux_read(dp, DPAUX_DP_AUXCTL_CMD_AUXRD, + NV_DPCD_LANE0_1_STATUS, (u8 *)&data32, &size, &status); + if ((data32 & mask) != (0x7777 & mask)) { + printk(BIOS_ERR, + "dp: Link training error for TP2/3 (0x%x)\n", data32); + return -EFAULT; + } + + tegra_dc_sor_set_dp_linkctl(sor, 1, training_pattern_disabled, + link_cfg); + tegra_dc_dp_dpcd_write(dp, NV_DPCD_TRAINING_PATTERN_SET, 0); + + if (tegra_dc_dp_link_trained(dp, link_cfg)) { + tegra_dc_sor_read_link_config(&dp->sor, &link_bw, + &lane_count); + printk(BIOS_ERR, + "Fast link trainging failed, link bw %d, lane # %d\n", + link_bw, lane_count); + return -EFAULT; + } + + printk(BIOS_INFO, + "Fast link trainging succeeded, link bw %d, lane %d\n", + link_cfg->link_bw, link_cfg->lane_count); + + return 0; +} +#endif /* DO_FAST_LINK_TRAINING */ + +static int tegra_dp_do_link_training(struct tegra_dc_dp_data *dp, + const struct tegra_dc_dp_link_config *link_cfg) +{ + u8 link_bw; + u8 lane_count; +#if DO_FAST_LINK_TRAINING + int ret; + + /* Now do the fast link training for eDP */ + ret = tegra_dc_dp_fast_link_training(dp, link_cfg); + if (ret) { + printk(BIOS_ERR, "dp: fast link training failed\n"); + + /* Try full link training then */ + if (tegra_dc_dp_full_link_training(dp)) { + printk(BIOS_ERR, "dp: full link training failed\n"); + return ret; + } + } else { + /* set to a known-good drive setting if fast link succeeded */ + tegra_dc_sor_set_voltage_swing(&dp->sor); + } +#else + if (tegra_dc_dp_full_link_training(dp)) { + printk(BIOS_ERR, "dp: full link training failed\n"); + return -EFAULT; + } +#endif + + /* Everything goes well, double check the link config */ + /* TODO: record edc/c2 data for debugging */ + tegra_dc_sor_read_link_config(&dp->sor, &link_bw, &lane_count); + + if ((link_cfg->link_bw == link_bw) && + (link_cfg->lane_count == lane_count)) + return 0; + else + return -EFAULT; +} + +static int tegra_dc_dp_explore_link_cfg(struct tegra_dc_dp_data *dp, + struct tegra_dc_dp_link_config *link_cfg, + const struct soc_nvidia_tegra132_config *config) +{ + struct tegra_dc_dp_link_config temp_cfg; + + if (!config->pixel_clock || !config->xres || !config->yres) { + printk(BIOS_ERR, + "dp: error mode configuration"); + return -EINVAL; + } + if (!link_cfg->max_link_bw || !link_cfg->max_lane_count) { + printk(BIOS_ERR, + "dp: error link configuration"); + return -EINVAL; + } + + link_cfg->is_valid = 0; + + memcpy(&temp_cfg, link_cfg, sizeof(temp_cfg)); + + temp_cfg.link_bw = temp_cfg.max_link_bw; + temp_cfg.lane_count = temp_cfg.max_lane_count; + + /* + * set to max link config + */ + if ((!tegra_dc_dp_calc_config(dp, config, &temp_cfg)) && + (!tegra_dp_link_config(dp, &temp_cfg)) && + (!tegra_dp_do_link_training(dp, &temp_cfg))) + /* the max link cfg is doable */ + memcpy(link_cfg, &temp_cfg, sizeof(temp_cfg)); + + return link_cfg->is_valid ? 0 : -EFAULT; +} + +static void tegra_dp_update_config(struct tegra_dc_dp_data *dp, + struct soc_nvidia_tegra132_config *config) +{ + struct edid edid; + u8 buf[128] = {0}; + u32 size = sizeof(buf), aux_stat = 0; + + printk(BIOS_ERR, "%s: enable r/w dump.\n", + __func__); + + tegra_dc_dpaux_enable(dp); + if (tegra_dc_i2c_aux_read(dp, TEGRA_EDID_I2C_ADDRESS, 0, buf, &size, + &aux_stat)) { + printk(BIOS_ERR, "%s: Failed to read EDID. Use defaults.\n", + __func__); + return; + } + + if (decode_edid(buf, sizeof(buf), &edid)) { + printk(BIOS_ERR, "%s: Failed to decode EDID. Use defaults.\n", + __func__); + return; + } + + config->xres = config->display_xres = edid.ha; + config->yres = config->display_yres = edid.va; + + config->pixel_clock = edid.pixel_clock * 1000; + + config->hfront_porch = edid.hso; + config->hsync_width = edid.hspw; + config->hback_porch = edid.hbl - edid.hso - edid.hspw; + + config->vfront_porch = edid.vso; + config->vsync_width = edid.vspw; + config->vback_porch = edid.vbl - edid.vso - edid.vspw; + + /** + * Note edid->framebuffer_bits_per_pixel is currently hard-coded as 32, + * so we should keep the default value in device config. + * + * EDID v1.3 panels may not have color depth info, so we need to check + * if these values are zero before updating config. + */ + if (edid.panel_bits_per_pixel) + config->panel_bits_per_pixel = edid.panel_bits_per_pixel; + if (edid.panel_bits_per_color) + config->color_depth = edid.panel_bits_per_color; + printk(BIOS_SPEW, "%s: configuration updated by EDID.\n", __func__); +} + +void dp_init(void *_config) +{ + struct soc_nvidia_tegra132_config *config = (void *)_config; + struct tegra_dc *dc = config->dc_data; + struct tegra_dc_dp_data *dp = &dp_data; + + /* set up links among config, dc, dp and sor */ + dp->dc = dc; + dc->out = dp; + dp->sor.dc = dc; + + dp->sor.power_is_up = 0; + dp->sor.base = (void *)TEGRA_ARM_SOR; + dp->sor.pmc_base = (void *)TEGRA_PMC_BASE; + dp->sor.portnum = 0; + dp->sor.link_cfg = &dp->link_cfg; + dp->aux_base = (void *)TEGRA_ARM_DPAUX; + dp->link_cfg.is_valid = 0; + dp->enabled = 0; + + tegra_dp_update_config(dp, config); +} + +static void tegra_dp_hpd_config(struct tegra_dc_dp_data *dp, + struct soc_nvidia_tegra132_config *config) +{ + u32 val; + + val = config->dp.hpd_plug_min_us | + (config->dp.hpd_unplug_min_us << + DPAUX_HPD_CONFIG_UNPLUG_MIN_TIME_SHIFT); + tegra_dpaux_writel(dp, DPAUX_HPD_CONFIG, val); + + tegra_dpaux_writel(dp, DPAUX_HPD_IRQ_CONFIG, config->dp.hpd_irq_min_us); +} + +static int tegra_dp_hpd_plug(struct tegra_dc_dp_data *dp, int timeout_ms) +{ + u32 val; + u32 timeout = timeout_ms * 1000; + do { + val = tegra_dpaux_readl(dp, DPAUX_DP_AUXSTAT); + if (val & DPAUX_DP_AUXSTAT_HPD_STATUS_PLUGGED) + return 0; + udelay(100); + timeout -= 100; + } while (timeout > 0); + return -1; +} + +static int tegra_dc_dp_sink_out_of_sync(struct tegra_dc_dp_data *dp, + u32 delay_ms) +{ + u8 dpcd_data; + int out_of_sync; + + mdelay(delay_ms); + tegra_dc_dp_dpcd_read(dp, NV_DPCD_SINK_STATUS, &dpcd_data); + + out_of_sync = ((dpcd_data & NV_DPCD_SINK_STATUS_PORT0_IN_SYNC) != + NV_DPCD_SINK_STATUS_PORT0_IN_SYNC); + + if (out_of_sync) + printk(BIOS_ERR, + "SINK receive port 0 is out of synchronization\n"); + else + printk(BIOS_INFO, + "SINK is in synchronization\n"); + + return out_of_sync; +} + +static void tegra_dc_dp_check_sink(struct tegra_dc_dp_data *dp, + struct soc_nvidia_tegra132_config *config) +{ + + u8 max_retry = 3; + int delay_frame; + + /* DP TCON may skip some main stream frames, thus we need to wait + some delay before reading the DPCD SINK STATUS register, starting + from 5 */ + delay_frame = 5; + + while (tegra_dc_dp_sink_out_of_sync(dp, FRAME_IN_MS * delay_frame) && + max_retry--) { + tegra_dc_detach(&dp->sor); + if (tegra_dc_dp_explore_link_cfg(dp, &dp->link_cfg, config)) { + printk(BIOS_ERR, "dp: %s: error to configure link\n", + __func__); + continue; + } + + tegra_dc_sor_set_power_state(&dp->sor, 1); + tegra_dc_sor_attach(&dp->sor); + + /* Increase delay_frame for next try in case the sink is + skipping more frames */ + delay_frame += 10; + } +} + +void dp_enable(void *_dp) +{ + struct tegra_dc_dp_data *dp = _dp; + struct tegra_dc *dc = dp->dc; + struct soc_nvidia_tegra132_config *config = dc->config; + + u8 data; + u32 retry; + int ret; + + tegra_dc_dpaux_enable(dp); + + tegra_dp_hpd_config(dp, config); + if (tegra_dp_hpd_plug(dp, config->dp.vdd_to_hpd_delay_ms) < 0) { + printk(BIOS_ERR, "dp: hpd plug failed\n"); + goto error_enable; + } + + if (tegra_dc_dp_init_max_link_cfg(config, dp, &dp->link_cfg)) { + printk(BIOS_ERR, "dp: failed to init link configuration\n"); + goto error_enable; + } + + tegra_dc_sor_enable_dp(&dp->sor); + + tegra_dc_sor_set_panel_power(&dp->sor, 1); + + /* Write power on to DPCD */ + data = NV_DPCD_SET_POWER_VAL_D0_NORMAL; + retry = 0; + do { + ret = tegra_dc_dp_dpcd_write(dp, + NV_DPCD_SET_POWER, data); + } while ((retry++ < DP_POWER_ON_MAX_TRIES) && ret); + + if (ret || retry >= DP_POWER_ON_MAX_TRIES) { + printk(BIOS_ERR, + "dp: failed to power on panel (0x%x)\n", ret); + goto error_enable; + } + + /* Confirm DP is plugging status */ + if (!(tegra_dpaux_readl(dp, DPAUX_DP_AUXSTAT) & + DPAUX_DP_AUXSTAT_HPD_STATUS_PLUGGED)) { + printk(BIOS_ERR, "dp: could not detect HPD\n"); + goto error_enable; + } + + /* Check DP version */ + if (tegra_dc_dp_dpcd_read(dp, NV_DPCD_REV, &dp->revision)) + printk(BIOS_ERR, + "dp: failed to read the revision number from sink\n"); + + if (tegra_dc_dp_explore_link_cfg(dp, &dp->link_cfg, config)) { + printk(BIOS_ERR, "dp: error to configure link\n"); + goto error_enable; + } + + tegra_dc_sor_set_power_state(&dp->sor, 1); + tegra_dc_sor_attach(&dp->sor); + + tegra_dc_dp_check_sink(dp, config); + + /* + * Power down the unused lanes to save power + * (about hundreds milli-watts, varies from boards). + */ + tegra_dc_sor_power_down_unused_lanes(&dp->sor); + + dp->enabled = 1; +error_enable: + return; +} + void dp_display_startup(device_t dev) { struct soc_nvidia_tegra132_config *config = dev->chip_info; struct display_controller *disp_ctrl = (void *)config->display_controller; + u32 framebuffer_size_mb = config->framebuffer_size / MiB; + u32 framebuffer_base_mb = config->framebuffer_base / MiB; + + struct pwm_controller *pwm = (void *)TEGRA_PWM_BASE; + struct tegra_dc *dc = &dc_data; + u32 plld_rate; + printk(BIOS_INFO, "%s: entry: disp_ctrl: %p.\n", __func__, disp_ctrl); + + if (disp_ctrl == NULL) { + printk(BIOS_ERR, "Error: No dc is assigned by dt.\n"); + return; + } + + dc->base = (void *)disp_ctrl; + dc->config = config; + config->dc_data = dc; + + /* Note dp_init may read EDID and change some config values. */ + dp_init(config); + + if (framebuffer_size_mb == 0) { + framebuffer_size_mb = ALIGN_UP(config->display_xres * + config->display_yres * + (config->framebuffer_bits_per_pixel / 8), MiB)/MiB; + } + + config->framebuffer_size = framebuffer_size_mb * MiB; + config->framebuffer_base = framebuffer_base_mb * MiB; + + /* The plld is programmed with the assumption of the SHIFT_CLK_DIVIDER + * and PIXEL_CLK_DIVIDER are zero (divide by 1). See the + * update_display_mode() for detail. + */ + plld_rate = clock_configure_plld(config->pixel_clock * 2); + if (plld_rate == 0) { + printk(BIOS_ERR, "dc: clock init failed\n"); + return; + } else if (plld_rate != config->pixel_clock * 2) { + printk(BIOS_WARNING, "dc: plld rounded to %u\n", plld_rate); + config->pixel_clock = plld_rate / 2; + } + + /* set disp1's clock source to PLLD_OUT0 */ + clock_configure_source(disp1, PLLD, (plld_rate/KHz)/2); + + /* Init dc */ + if (tegra_dc_init(disp_ctrl)) { + printk(BIOS_ERR, "dc: init failed\n"); + return; + } + + /* Configure dc mode */ + if (update_display_mode(disp_ctrl, config)) { + printk(BIOS_ERR, "dc: failed to configure display mode.\n"); + return; + } + + /* Enable dp */ + dp_enable(dc->out); + + /* Set up Tegra PWM n (where n is specified in config->dp.pwm) to drive the + * panel backlight. + */ + printk(BIOS_SPEW, "%s: enable panel backlight pwm\n", __func__); + WRITEL(((1 << NV_PWM_CSR_ENABLE_SHIFT) | + (220 << NV_PWM_CSR_PULSE_WIDTH_SHIFT) | /* 220/256 */ + 0x02e), /* frequency divider */ + &pwm->pwm[config->dp.pwm].csr); + + /* Set up window */ + update_window(config); + printk(BIOS_INFO, "%s: display init done.\n", __func__); + + /* Save panel mode to cb tables */ + pass_mode_info_to_payload(config); + + /* + * After this point, it is payload's responsibility to allocate + * framebuffer and sets the base address to dc's + * WINBUF_START_ADDR register and enables window by setting dc's + * DISP_DISP_WIN_OPTIONS register. + */ } diff --git a/src/soc/nvidia/tegra132/include/soc/display.h b/src/soc/nvidia/tegra132/include/soc/display.h index 7fd68b137d..90666593d0 100644 --- a/src/soc/nvidia/tegra132/include/soc/display.h +++ b/src/soc/nvidia/tegra132/include/soc/display.h @@ -34,6 +34,14 @@ (mode->yres + mode->vfront_porch + \ mode->vsync_width + mode->vback_porch) +enum { + /* norrin64 */ + TEGRA_EDID_I2C_ADDRESS = 0x50, +}; + +/* refresh rate = 60/s */ +#define FRAME_IN_MS 17 + /* forward declaration */ struct soc_nvidia_tegra132_config; struct display_controller; diff --git a/src/soc/nvidia/tegra132/include/soc/sor.h b/src/soc/nvidia/tegra132/include/soc/sor.h new file mode 100644 index 0000000000..3413af5807 --- /dev/null +++ b/src/soc/nvidia/tegra132/include/soc/sor.h @@ -0,0 +1,930 @@ +/* + * drivers/video/tegra/dc/sor_regs.h + * + * Copyright (c) 2011-2014, NVIDIA Corporation. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef __TEGRA132_SOR_H__ +#define __TEGRA132_SOR_H__ + +#define NV_SOR_SUPER_STATE0 (0x1) +#define NV_SOR_SUPER_STATE0_UPDATE_SHIFT (0) +#define NV_SOR_SUPER_STATE0_UPDATE_DEFAULT_MASK (0x1) +#define NV_SOR_SUPER_STATE1 (0x2) +#define NV_SOR_SUPER_STATE1_ATTACHED_SHIFT (3) +#define NV_SOR_SUPER_STATE1_ATTACHED_NO (0 << 3) +#define NV_SOR_SUPER_STATE1_ATTACHED_YES (1 << 3) +#define NV_SOR_SUPER_STATE1_ASY_ORMODE_SHIFT (2) +#define NV_SOR_SUPER_STATE1_ASY_ORMODE_SAFE (0 << 2) +#define NV_SOR_SUPER_STATE1_ASY_ORMODE_NORMAL (1 << 2) +#define NV_SOR_SUPER_STATE1_ASY_HEAD_OP_SHIFT (0) +#define NV_SOR_SUPER_STATE1_ASY_HEAD_OP_DEFAULT_MASK (0x3) +#define NV_SOR_SUPER_STATE1_ASY_HEAD_OP_SLEEP (0) +#define NV_SOR_SUPER_STATE1_ASY_HEAD_OP_SNOOZE (1) +#define NV_SOR_SUPER_STATE1_ASY_HEAD_OP_AWAKE (2) +#define NV_SOR_STATE0 (0x3) +#define NV_SOR_STATE0_UPDATE_SHIFT (0) +#define NV_SOR_STATE0_UPDATE_DEFAULT_MASK (0x1) +#define NV_SOR_STATE1 (0x4) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_SHIFT (17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_DEFAULT_MASK (0xf << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_16_422 (1 << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_18_444 (2 << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_20_422 (3 << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_24_422 (4 << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_24_444 (5 << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_30_444 (6 << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_32_422 (7 << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_36_444 (8 << 17) +#define NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_48_444 (9 << 17) +#define NV_SOR_STATE1_ASY_REPLICATE_SHIFT (15) +#define NV_SOR_STATE1_ASY_REPLICATE_DEFAULT_MASK (0x3 << 15) +#define NV_SOR_STATE1_ASY_REPLICATE_OFF (0 << 15) +#define NV_SOR_STATE1_ASY_REPLICATE_X2 (1 << 15) +#define NV_SOR_STATE1_ASY_REPLICATE_X4 (2 << 15) +#define NV_SOR_STATE1_ASY_DEPOL_SHIFT (14) +#define NV_SOR_STATE1_ASY_DEPOL_DEFAULT_MASK (0x1 << 14) +#define NV_SOR_STATE1_ASY_DEPOL_POSITIVE_TRUE (0 << 14) +#define NV_SOR_STATE1_ASY_DEPOL_NEGATIVE_TRUE (1 << 14) +#define NV_SOR_STATE1_ASY_VSYNCPOL_SHIFT (13) +#define NV_SOR_STATE1_ASY_VSYNCPOL_DEFAULT_MASK (0x1 << 13) +#define NV_SOR_STATE1_ASY_VSYNCPOL_POSITIVE_TRUE (0 << 13) +#define NV_SOR_STATE1_ASY_VSYNCPOL_NEGATIVE_TRUE (1 << 13) +#define NV_SOR_STATE1_ASY_HSYNCPOL_SHIFT (12) +#define NV_SOR_STATE1_ASY_HSYNCPOL_DEFAULT_MASK (0x1 << 12) +#define NV_SOR_STATE1_ASY_HSYNCPOL_POSITIVE_TRUE (0 << 12) +#define NV_SOR_STATE1_ASY_HSYNCPOL_NEGATIVE_TRUE (1 << 12) +#define NV_SOR_STATE1_ASY_PROTOCOL_SHIFT (8) +#define NV_SOR_STATE1_ASY_PROTOCOL_DEFAULT_MASK (0xf << 8) +#define NV_SOR_STATE1_ASY_PROTOCOL_LVDS_CUSTOM (0 << 8) +#define NV_SOR_STATE1_ASY_PROTOCOL_DP_A (8 << 8) +#define NV_SOR_STATE1_ASY_PROTOCOL_DP_B (9 << 8) +#define NV_SOR_STATE1_ASY_PROTOCOL_CUSTOM (15 << 8) +#define NV_SOR_STATE1_ASY_CRCMODE_SHIFT (6) +#define NV_SOR_STATE1_ASY_CRCMODE_DEFAULT_MASK (0x3 << 6) +#define NV_SOR_STATE1_ASY_CRCMODE_ACTIVE_RASTER (0 << 6) +#define NV_SOR_STATE1_ASY_CRCMODE_COMPLETE_RASTER (1 << 6) +#define NV_SOR_STATE1_ASY_CRCMODE_NON_ACTIVE_RASTER (2 << 6) +#define NV_SOR_STATE1_ASY_SUBOWNER_SHIFT (4) +#define NV_SOR_STATE1_ASY_SUBOWNER_DEFAULT_MASK (0x3 << 4) +#define NV_SOR_STATE1_ASY_SUBOWNER_NONE (0 << 4) +#define NV_SOR_STATE1_ASY_SUBOWNER_SUBHEAD0 (1 << 4) +#define NV_SOR_STATE1_ASY_SUBOWNER_SUBHEAD1 (2 << 4) +#define NV_SOR_STATE1_ASY_SUBOWNER_BOTH (3 << 4) +#define NV_SOR_STATE1_ASY_OWNER_SHIFT (0) +#define NV_SOR_STATE1_ASY_OWNER_DEFAULT_MASK (0xf) +#define NV_SOR_STATE1_ASY_OWNER_NONE (0) +#define NV_SOR_STATE1_ASY_OWNER_HEAD0 (1) +#define NV_SOR_STATE1_ASY_OWNER_HEAD1 (2) +#define NV_HEAD_STATE0(i) (0x5) +#define NV_HEAD_STATE0_INTERLACED_SHIFT (4) +#define NV_HEAD_STATE0_INTERLACED_DEFAULT_MASK (0x3 << 4) +#define NV_HEAD_STATE0_INTERLACED_PROGRESSIVE (0 << 4) +#define NV_HEAD_STATE0_INTERLACED_INTERLACED (1 << 4) +#define NV_HEAD_STATE0_RANGECOMPRESS_SHIFT (3) +#define NV_HEAD_STATE0_RANGECOMPRESS_DEFAULT_MASK (0x1 << 3) +#define NV_HEAD_STATE0_RANGECOMPRESS_DISABLE (0 << 3) +#define NV_HEAD_STATE0_RANGECOMPRESS_ENABLE (1 << 3) +#define NV_HEAD_STATE0_DYNRANGE_SHIFT (2) +#define NV_HEAD_STATE0_DYNRANGE_DEFAULT_MASK (0x1 << 2) +#define NV_HEAD_STATE0_DYNRANGE_VESA (0 << 2) +#define NV_HEAD_STATE0_DYNRANGE_CEA (1 << 2) +#define NV_HEAD_STATE0_COLORSPACE_SHIFT (0) +#define NV_HEAD_STATE0_COLORSPACE_DEFAULT_MASK (0x3) +#define NV_HEAD_STATE0_COLORSPACE_RGB (0) +#define NV_HEAD_STATE0_COLORSPACE_YUV_601 (1) +#define NV_HEAD_STATE0_COLORSPACE_YUV_709 (2) +#define NV_HEAD_STATE1(i) (0x7 + i) +#define NV_HEAD_STATE1_VTOTAL_SHIFT (16) +#define NV_HEAD_STATE1_VTOTAL_DEFAULT_MASK (0x7fff << 16) +#define NV_HEAD_STATE1_HTOTAL_SHIFT (0) +#define NV_HEAD_STATE1_HTOTAL_DEFAULT_MASK (0x7fff) +#define NV_HEAD_STATE2(i) (0x9 + i) +#define NV_HEAD_STATE2_VSYNC_END_SHIFT (16) +#define NV_HEAD_STATE2_VSYNC_END_DEFAULT_MASK (0x7fff << 16) +#define NV_HEAD_STATE2_HSYNC_END_SHIFT (0) +#define NV_HEAD_STATE2_HSYNC_END_DEFAULT_MASK (0x7fff) +#define NV_HEAD_STATE3(i) (0xb + i) +#define NV_HEAD_STATE3_VBLANK_END_SHIFT (16) +#define NV_HEAD_STATE3_VBLANK_END_DEFAULT_MASK (0x7fff << 16) +#define NV_HEAD_STATE3_HBLANK_END_SHIFT (0) +#define NV_HEAD_STATE3_HBLANK_END_DEFAULT_MASK (0x7fff) +#define NV_HEAD_STATE4(i) (0xd + i) +#define NV_HEAD_STATE4_VBLANK_START_SHIFT (16) +#define NV_HEAD_STATE4_VBLANK_START_DEFAULT_MASK (0x7fff << 16) +#define NV_HEAD_STATE4_HBLANK_START_SHIFT (0) +#define NV_HEAD_STATE4_HBLANK_START_DEFAULT_MASK (0x7fff) +#define NV_HEAD_STATE5(i) (0xf + i) +#define NV_SOR_CRC_CNTRL (0x11) +#define NV_SOR_CRC_CNTRL_ARM_CRC_ENABLE_SHIFT (0) +#define NV_SOR_CRC_CNTRL_ARM_CRC_ENABLE_NO (0) +#define NV_SOR_CRC_CNTRL_ARM_CRC_ENABLE_YES (1) +#define NV_SOR_CRC_CNTRL_ARM_CRC_ENABLE_DIS (0) +#define NV_SOR_CRC_CNTRL_ARM_CRC_ENABLE_EN (1) +#define NV_SOR_CLK_CNTRL (0x13) +#define NV_SOR_CLK_CNTRL_DP_CLK_SEL_SHIFT (0) +#define NV_SOR_CLK_CNTRL_DP_CLK_SEL_MASK (0x3) +#define NV_SOR_CLK_CNTRL_DP_CLK_SEL_SINGLE_PCLK (0) +#define NV_SOR_CLK_CNTRL_DP_CLK_SEL_DIFF_PCLK (1) +#define NV_SOR_CLK_CNTRL_DP_CLK_SEL_SINGLE_DPCLK (2) +#define NV_SOR_CLK_CNTRL_DP_CLK_SEL_DIFF_DPCLK (3) +#define NV_SOR_CLK_CNTRL_DP_LINK_SPEED_SHIFT (2) +#define NV_SOR_CLK_CNTRL_DP_LINK_SPEED_MASK (0x1f << 2) +#define NV_SOR_CLK_CNTRL_DP_LINK_SPEED_G1_62 (6 << 2) +#define NV_SOR_CLK_CNTRL_DP_LINK_SPEED_G2_7 (10 << 2) +#define NV_SOR_CLK_CNTRL_DP_LINK_SPEED_LVDS (7 << 2) +#define NV_SOR_CAP (0x14) +#define NV_SOR_CAP_DP_A_SHIFT (24) +#define NV_SOR_CAP_DP_A_DEFAULT_MASK (0x1 << 24) +#define NV_SOR_CAP_DP_A_FALSE (0 << 24) +#define NV_SOR_CAP_DP_A_TRUE (1 << 24) +#define NV_SOR_CAP_DP_B_SHIFT (25) +#define NV_SOR_CAP_DP_B_DEFAULT_MASK (0x1 << 24) +#define NV_SOR_CAP_DP_B_FALSE (0 << 24) +#define NV_SOR_CAP_DP_B_TRUE (1 << 24) +#define NV_SOR_PWR (0x15) +#define NV_SOR_PWR_SETTING_NEW_SHIFT (31) +#define NV_SOR_PWR_SETTING_NEW_DEFAULT_MASK (0x1 << 31) +#define NV_SOR_PWR_SETTING_NEW_DONE (0 << 31) +#define NV_SOR_PWR_SETTING_NEW_PENDING (1 << 31) +#define NV_SOR_PWR_SETTING_NEW_TRIGGER (1 << 31) +#define NV_SOR_PWR_MODE_SHIFT (28) +#define NV_SOR_PWR_MODE_DEFAULT_MASK (0x1 << 28) +#define NV_SOR_PWR_MODE_NORMAL (0 << 28) +#define NV_SOR_PWR_MODE_SAFE (1 << 28) +#define NV_SOR_PWR_HALT_DELAY_SHIFT (24) +#define NV_SOR_PWR_HALT_DELAY_DEFAULT_MASK (0x1 << 24) +#define NV_SOR_PWR_HALT_DELAY_DONE (0 << 24) +#define NV_SOR_PWR_HALT_DELAY_ACTIVE (1 << 24) +#define NV_SOR_PWR_SAFE_START_SHIFT (17) +#define NV_SOR_PWR_SAFE_START_DEFAULT_MASK (0x1 << 17) +#define NV_SOR_PWR_SAFE_START_NORMAL (0 << 17) +#define NV_SOR_PWR_SAFE_START_ALT (1 << 17) +#define NV_SOR_PWR_SAFE_STATE_SHIFT (16) +#define NV_SOR_PWR_SAFE_STATE_DEFAULT_MASK (0x1 << 16) +#define NV_SOR_PWR_SAFE_STATE_PD (0 << 16) +#define NV_SOR_PWR_SAFE_STATE_PU (1 << 16) +#define NV_SOR_PWR_NORMAL_START_SHIFT (1) +#define NV_SOR_PWR_NORMAL_START_DEFAULT_MASK (0x1 << 1) +#define NV_SOR_PWR_NORMAL_START_NORMAL (0 << 16) +#define NV_SOR_PWR_NORMAL_START_ALT (1 << 16) +#define NV_SOR_PWR_NORMAL_STATE_SHIFT (0) +#define NV_SOR_PWR_NORMAL_STATE_DEFAULT_MASK (0x1) +#define NV_SOR_PWR_NORMAL_STATE_PD (0) +#define NV_SOR_PWR_NORMAL_STATE_PU (1) +#define NV_SOR_TEST (0x16) +#define NV_SOR_TEST_TESTMUX_SHIFT (24) +#define NV_SOR_TEST_TESTMUX_DEFAULT_MASK (0xff << 24) +#define NV_SOR_TEST_TESTMUX_AVSS (0 << 24) +#define NV_SOR_TEST_TESTMUX_CLOCKIN (2 << 24) +#define NV_SOR_TEST_TESTMUX_PLL_VOL (4 << 24) +#define NV_SOR_TEST_TESTMUX_SLOWCLKINT (8 << 24) +#define NV_SOR_TEST_TESTMUX_AVDD (16 << 24) +#define NV_SOR_TEST_TESTMUX_VDDREG (32 << 24) +#define NV_SOR_TEST_TESTMUX_REGREF_VDDREG (64 << 24) +#define NV_SOR_TEST_TESTMUX_REGREF_AVDD (128 << 24) +#define NV_SOR_TEST_CRC_SHIFT (23) +#define NV_SOR_TEST_CRC_PRE_SERIALIZE (0 << 23) +#define NV_SOR_TEST_CRC_POST_DESERIALIZE (1 << 23) +#define NV_SOR_TEST_TPAT_SHIFT (20) +#define NV_SOR_TEST_TPAT_DEFAULT_MASK (0x7 << 20) +#define NV_SOR_TEST_TPAT_LO (0 << 20) +#define NV_SOR_TEST_TPAT_TDAT (1 << 20) +#define NV_SOR_TEST_TPAT_RAMP (2 << 20) +#define NV_SOR_TEST_TPAT_WALK (3 << 20) +#define NV_SOR_TEST_TPAT_MAXSTEP (4 << 20) +#define NV_SOR_TEST_TPAT_MINSTEP (5 << 20) +#define NV_SOR_TEST_DSRC_SHIFT (16) +#define NV_SOR_TEST_DSRC_DEFAULT_MASK (0x3 << 16) +#define NV_SOR_TEST_DSRC_NORMAL (0 << 16) +#define NV_SOR_TEST_DSRC_DEBUG (1 << 16) +#define NV_SOR_TEST_DSRC_TGEN (2 << 16) +#define NV_SOR_TEST_HEAD_NUMBER_SHIFT (12) +#define NV_SOR_TEST_HEAD_NUMBER_DEFAULT_MASK (0x3 << 12) +#define NV_SOR_TEST_HEAD_NUMBER_NONE (0 << 12) +#define NV_SOR_TEST_HEAD_NUMBER_HEAD0 (1 << 12) +#define NV_SOR_TEST_HEAD_NUMBER_HEAD1 (2 << 12) +#define NV_SOR_TEST_ATTACHED_SHIFT (10) +#define NV_SOR_TEST_ATTACHED_DEFAULT_MASK (0x1 << 10) +#define NV_SOR_TEST_ATTACHED_FALSE (0 << 10) +#define NV_SOR_TEST_ATTACHED_TRUE (1 << 10) +#define NV_SOR_TEST_ACT_HEAD_OPMODE_SHIFT (8) +#define NV_SOR_TEST_ACT_HEAD_OPMODE_DEFAULT_MASK (0x3 << 8) +#define NV_SOR_TEST_ACT_HEAD_OPMODE_SLEEP (0 << 8) +#define NV_SOR_TEST_ACT_HEAD_OPMODE_SNOOZE (1 << 8) +#define NV_SOR_TEST_ACT_HEAD_OPMODE_AWAKE (2 << 8) +#define NV_SOR_TEST_INVD_SHIFT (6) +#define NV_SOR_TEST_INVD_DISABLE (0 << 6) +#define NV_SOR_TEST_INVD_ENABLE (1 << 6) +#define NV_SOR_TEST_TEST_ENABLE_SHIFT (1) +#define NV_SOR_TEST_TEST_ENABLE_DISABLE (0 << 1) +#define NV_SOR_TEST_TEST_ENABLE_ENABLE (1 << 1) +#define NV_SOR_PLL0 (0x17) +#define NV_SOR_PLL0_ICHPMP_SHFIT (24) +#define NV_SOR_PLL0_ICHPMP_DEFAULT_MASK (0xf << 24) +#define NV_SOR_PLL0_VCOCAP_SHIFT (8) +#define NV_SOR_PLL0_VCOCAP_DEFAULT_MASK (0xf << 8) +#define NV_SOR_PLL0_PLLREG_LEVEL_SHIFT (6) +#define NV_SOR_PLL0_PLLREG_LEVEL_DEFAULT_MASK (0x3 << 6) +#define NV_SOR_PLL0_PLLREG_LEVEL_V25 (0 << 6) +#define NV_SOR_PLL0_PLLREG_LEVEL_V15 (1 << 6) +#define NV_SOR_PLL0_PLLREG_LEVEL_V35 (2 << 6) +#define NV_SOR_PLL0_PLLREG_LEVEL_V45 (3 << 6) +#define NV_SOR_PLL0_PULLDOWN_SHIFT (5) +#define NV_SOR_PLL0_PULLDOWN_DEFAULT_MASK (0x1 << 5) +#define NV_SOR_PLL0_PULLDOWN_DISABLE (0 << 5) +#define NV_SOR_PLL0_PULLDOWN_ENABLE (1 << 5) +#define NV_SOR_PLL0_RESISTORSEL_SHIFT (4) +#define NV_SOR_PLL0_RESISTORSEL_DEFAULT_MASK (0x1 << 4) +#define NV_SOR_PLL0_RESISTORSEL_INT (0 << 4) +#define NV_SOR_PLL0_RESISTORSEL_EXT (1 << 4) +#define NV_SOR_PLL0_VCOPD_SHIFT (2) +#define NV_SOR_PLL0_VCOPD_MASK (1 << 2) +#define NV_SOR_PLL0_VCOPD_RESCIND (0 << 2) +#define NV_SOR_PLL0_VCOPD_ASSERT (1 << 2) +#define NV_SOR_PLL0_PWR_SHIFT (0) +#define NV_SOR_PLL0_PWR_MASK (1) +#define NV_SOR_PLL0_PWR_ON (0) +#define NV_SOR_PLL0_PWR_OFF (1) +#define NV_SOR_PLL1_TMDS_TERM_SHIFT (8) +#define NV_SOR_PLL1_TMDS_TERM_DISABLE (0 << 8) +#define NV_SOR_PLL1_TMDS_TERM_ENABLE (1 << 8) +#define NV_SOR_PLL1 (0x18) +#define NV_SOR_PLL1_TERM_COMPOUT_SHIFT (15) +#define NV_SOR_PLL1_TERM_COMPOUT_LOW (0 << 15) +#define NV_SOR_PLL1_TERM_COMPOUT_HIGH (1 << 15) +#define NV_SOR_PLL2 (0x19) +#define NV_SOR_PLL2_DCIR_PLL_RESET_SHIFT (0) +#define NV_SOR_PLL2_DCIR_PLL_RESET_OVERRIDE (0 << 0) +#define NV_SOR_PLL2_DCIR_PLL_RESET_ALLOW (1 << 0) +#define NV_SOR_PLL2_AUX1_SHIFT (17) +#define NV_SOR_PLL2_AUX1_SEQ_MASK (1 << 17) +#define NV_SOR_PLL2_AUX1_SEQ_PLLCAPPD_ALLOW (0 << 17) +#define NV_SOR_PLL2_AUX1_SEQ_PLLCAPPD_OVERRIDE (1 << 17) +#define NV_SOR_PLL2_AUX2_SHIFT (18) +#define NV_SOR_PLL2_AUX2_MASK (1 << 18) +#define NV_SOR_PLL2_AUX2_OVERRIDE_POWERDOWN (0 << 18) +#define NV_SOR_PLL2_AUX2_ALLOW_POWERDOWN (1 << 18) +#define NV_SOR_PLL2_AUX6_SHIFT (22) +#define NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_MASK (1 << 22) +#define NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_DISABLE (0 << 22) +#define NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_ENABLE (1 << 22) +#define NV_SOR_PLL2_AUX7_SHIFT (23) +#define NV_SOR_PLL2_AUX7_PORT_POWERDOWN_MASK (1 << 23) +#define NV_SOR_PLL2_AUX7_PORT_POWERDOWN_DISABLE (0 << 23) +#define NV_SOR_PLL2_AUX7_PORT_POWERDOWN_ENABLE (1 << 23) +#define NV_SOR_PLL2_AUX8_SHIFT (24) +#define NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_MASK (1 << 24) +#define NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_DISABLE (0 << 24) +#define NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_ENABLE (1 << 24) +#define NV_SOR_PLL2_AUX9_SHIFT (25) +#define NV_SOR_PLL2_AUX9_LVDSEN_ALLOW (0 << 25) +#define NV_SOR_PLL2_AUX9_LVDSEN_OVERRIDE (1 << 25) +#define NV_SOR_PLL3 (0x1a) +#define NV_SOR_PLL3_PLLVDD_MODE_SHIFT (13) +#define NV_SOR_PLL3_PLLVDD_MODE_MASK (1 << 13) +#define NV_SOR_PLL3_PLLVDD_MODE_V1_8 (0 << 13) +#define NV_SOR_PLL3_PLLVDD_MODE_V3_3 (1 << 13) +#define NV_SOR_CSTM (0x1b) +#define NV_SOR_CSTM_ROTDAT_SHIFT (28) +#define NV_SOR_CSTM_ROTDAT_DEFAULT_MASK (0x7 << 28) +#define NV_SOR_CSTM_ROTCLK_SHIFT (24) +#define NV_SOR_CSTM_ROTCLK_DEFAULT_MASK (0xf << 24) +#define NV_SOR_CSTM_LVDS_EN_SHIFT (16) +#define NV_SOR_CSTM_LVDS_EN_DISABLE (0 << 16) +#define NV_SOR_CSTM_LVDS_EN_ENABLE (1 << 16) +#define NV_SOR_CSTM_LINKACTB_SHIFT (15) +#define NV_SOR_CSTM_LINKACTB_DISABLE (0 << 15) +#define NV_SOR_CSTM_LINKACTB_ENABLE (1 << 15) +#define NV_SOR_CSTM_LINKACTA_SHIFT (14) +#define NV_SOR_CSTM_LINKACTA_DISABLE (0 << 14) +#define NV_SOR_CSTM_LINKACTA_ENABLE (1 << 14) +#define NV_SOR_LVDS (0x1c) +#define NV_SOR_LVDS_ROTDAT_SHIFT (28) +#define NV_SOR_LVDS_ROTDAT_DEFAULT_MASK (0x7 << 28) +#define NV_SOR_LVDS_ROTDAT_RST (0 << 28) +#define NV_SOR_LVDS_ROTCLK_SHIFT (24) +#define NV_SOR_LVDS_ROTCLK_DEFAULT_MASK (0xf << 24) +#define NV_SOR_LVDS_ROTCLK_RST (0 << 24) +#define NV_SOR_LVDS_PLLDIV_SHIFT (21) +#define NV_SOR_LVDS_PLLDIV_DEFAULT_MASK (0x1 << 21) +#define NV_SOR_LVDS_PLLDIV_BY_7 (0 << 21) +#define NV_SOR_LVDS_BALANCED_SHIFT (19) +#define NV_SOR_LVDS_BALANCED_DEFAULT_MASK (0x1 << 19) +#define NV_SOR_LVDS_BALANCED_DISABLE (0 << 19) +#define NV_SOR_LVDS_BALANCED_ENABLE (1 << 19) +#define NV_SOR_LVDS_NEW_MODE_SHIFT (18) +#define NV_SOR_LVDS_NEW_MODE_DEFAULT_MASK (0x1 << 18) +#define NV_SOR_LVDS_NEW_MODE_DISABLE (0 << 18) +#define NV_SOR_LVDS_NEW_MODE_ENABLE (1 << 18) +#define NV_SOR_LVDS_DUP_SYNC_SHIFT (17) +#define NV_SOR_LVDS_DUP_SYNC_DEFAULT_MASK (0x1 << 17) +#define NV_SOR_LVDS_DUP_SYNC_DISABLE (0 << 17) +#define NV_SOR_LVDS_DUP_SYNC_ENABLE (1 << 17) +#define NV_SOR_LVDS_LVDS_EN_SHIFT (16) +#define NV_SOR_LVDS_LVDS_EN_DEFAULT_MASK (0x1 << 16) +#define NV_SOR_LVDS_LVDS_EN_ENABLE (1 << 16) +#define NV_SOR_LVDS_LINKACTB_SHIFT (15) +#define NV_SOR_LVDS_LINKACTB_DEFAULT_MASK (0x1 << 15) +#define NV_SOR_LVDS_LINKACTB_DISABLE (0 << 15) +#define NV_SOR_LVDS_LINKACTB_ENABLE (1 << 15) +#define NV_SOR_LVDS_LINKACTA_SHIFT (14) +#define NV_SOR_LVDS_LINKACTA_DEFAULT_MASK (0x1 << 14) +#define NV_SOR_LVDS_LINKACTA_ENABLE (1 << 14) +#define NV_SOR_LVDS_MODE_SHIFT (12) +#define NV_SOR_LVDS_MODE_DEFAULT_MASK (0x3 << 12) +#define NV_SOR_LVDS_MODE_LVDS (0 << 12) +#define NV_SOR_LVDS_UPPER_SHIFT (11) +#define NV_SOR_LVDS_UPPER_DEFAULT_MASK (0x1 << 11) +#define NV_SOR_LVDS_UPPER_FALSE (0 << 11) +#define NV_SOR_LVDS_UPPER_TRUE (1 << 11) +#define NV_SOR_LVDS_PD_TXCB_SHIFT (9) +#define NV_SOR_LVDS_PD_TXCB_DEFAULT_MASK (0x1 << 9) +#define NV_SOR_LVDS_PD_TXCB_ENABLE (0 << 9) +#define NV_SOR_LVDS_PD_TXCB_DISABLE (1 << 9) +#define NV_SOR_LVDS_PD_TXCA_SHIFT (8) +#define NV_SOR_LVDS_PD_TXCA_DEFAULT_MASK (0x1 << 8) +#define NV_SOR_LVDS_PD_TXCA_ENABLE (0 << 8) +#define NV_SOR_LVDS_PD_TXDB_3_SHIFT (7) +#define NV_SOR_LVDS_PD_TXDB_3_DEFAULT_MASK (0x1 << 7) +#define NV_SOR_LVDS_PD_TXDB_3_ENABLE (0 << 7) +#define NV_SOR_LVDS_PD_TXDB_3_DISABLE (1 << 7) +#define NV_SOR_LVDS_PD_TXDB_2_SHIFT (6) +#define NV_SOR_LVDS_PD_TXDB_2_DEFAULT_MASK (0x1 << 6) +#define NV_SOR_LVDS_PD_TXDB_2_ENABLE (0 << 6) +#define NV_SOR_LVDS_PD_TXDB_2_DISABLE (1 << 6) +#define NV_SOR_LVDS_PD_TXDB_1_SHIFT (5) +#define NV_SOR_LVDS_PD_TXDB_1_DEFAULT_MASK (0x1 << 5) +#define NV_SOR_LVDS_PD_TXDB_1_ENABLE (0 << 5) +#define NV_SOR_LVDS_PD_TXDB_1_DISABLE (1 << 5) +#define NV_SOR_LVDS_PD_TXDB_0_SHIFT (4) +#define NV_SOR_LVDS_PD_TXDB_0_DEFAULT_MASK (0x1 << 4) +#define NV_SOR_LVDS_PD_TXDB_0_ENABLE (0 << 4) +#define NV_SOR_LVDS_PD_TXDB_0_DISABLE (1 << 4) +#define NV_SOR_LVDS_PD_TXDA_3_SHIFT (3) +#define NV_SOR_LVDS_PD_TXDA_3_DEFAULT_MASK (0x1 << 3) +#define NV_SOR_LVDS_PD_TXDA_3_ENABLE (0 << 3) +#define NV_SOR_LVDS_PD_TXDA_3_DISABLE (1 << 3) +#define NV_SOR_LVDS_PD_TXDA_2_SHIFT (2) +#define NV_SOR_LVDS_PD_TXDA_2_DEFAULT_MASK (0x1 << 2) +#define NV_SOR_LVDS_PD_TXDA_2_ENABLE (0 << 2) +#define NV_SOR_LVDS_PD_TXDA_1_SHIFT (1) +#define NV_SOR_LVDS_PD_TXDA_1_DEFAULT_MASK (0x1 << 1) +#define NV_SOR_LVDS_PD_TXDA_1_ENABLE (0 << 1) +#define NV_SOR_LVDS_PD_TXDA_0_SHIFT (0) +#define NV_SOR_LVDS_PD_TXDA_0_DEFAULT_MASK (0x1) +#define NV_SOR_LVDS_PD_TXDA_0_ENABLE (0) +#define NV_SOR_CRCA (0x1d) +#define NV_SOR_CRCA_VALID_FALSE (0) +#define NV_SOR_CRCA_VALID_TRUE (1) +#define NV_SOR_CRCA_VALID_RST (1) +#define NV_SOR_CRCB (0x1e) +#define NV_SOR_CRCB_CRC_DEFAULT_MASK (0xffffffff) +#define NV_SOR_SEQ_CTL (0x20) +#define NV_SOR_SEQ_CTL_SWITCH_SHIFT (30) +#define NV_SOR_SEQ_CTL_SWITCH_MASK (0x1 << 30) +#define NV_SOR_SEQ_CTL_SWITCH_WAIT (0 << 30) +#define NV_SOR_SEQ_CTL_SWITCH_FORCE (1 << 30) +#define NV_SOR_SEQ_CTL_STATUS_SHIFT (28) +#define NV_SOR_SEQ_CTL_STATUS_MASK (0x1 << 28) +#define NV_SOR_SEQ_CTL_STATUS_STOPPED (0 << 28) +#define NV_SOR_SEQ_CTL_STATUS_RUNNING (1 << 28) +#define NV_SOR_SEQ_CTL_PC_SHIFT (16) +#define NV_SOR_SEQ_CTL_PC_MASK (0xf << 16) +#define NV_SOR_SEQ_CTL_PD_PC_ALT_SHIFT (12) +#define NV_SOR_SEQ_CTL_PD_PC_ALT_MASK (0xf << 12) +#define NV_SOR_SEQ_CTL_PD_PC_SHIFT (8) +#define NV_SOR_SEQ_CTL_PD_PC_MASK (0xf << 8) +#define NV_SOR_SEQ_CTL_PU_PC_ALT_SHIFT (4) +#define NV_SOR_SEQ_CTL_PU_PC_ALT_MASK (0xf << 4) +#define NV_SOR_SEQ_CTL_PU_PC_SHIFT (0) +#define NV_SOR_SEQ_CTL_PU_PC_MASK (0xf) +#define NV_SOR_LANE_SEQ_CTL (0x21) +#define NV_SOR_LANE_SEQ_CTL_SETTING_NEW_SHIFT (31) +#define NV_SOR_LANE_SEQ_CTL_SETTING_MASK (1 << 31) +#define NV_SOR_LANE_SEQ_CTL_SETTING_NEW_DONE (0 << 31) +#define NV_SOR_LANE_SEQ_CTL_SETTING_NEW_PENDING (1 << 31) +#define NV_SOR_LANE_SEQ_CTL_SETTING_NEW_TRIGGER (1 << 31) +#define NV_SOR_LANE_SEQ_CTL_SEQ_STATE_SHIFT (28) +#define NV_SOR_LANE_SEQ_CTL_SEQ_STATE_IDLE (0 << 28) +#define NV_SOR_LANE_SEQ_CTL_SEQ_STATE_BUSY (1 << 28) +#define NV_SOR_LANE_SEQ_CTL_SEQUENCE_SHIFT (20) +#define NV_SOR_LANE_SEQ_CTL_SEQUENCE_UP (0 << 20) +#define NV_SOR_LANE_SEQ_CTL_SEQUENCE_DOWN (1 << 20) +#define NV_SOR_LANE_SEQ_CTL_NEW_POWER_STATE_SHIFT (16) +#define NV_SOR_LANE_SEQ_CTL_NEW_POWER_STATE_PU (0 << 16) +#define NV_SOR_LANE_SEQ_CTL_NEW_POWER_STATE_PD (1 << 16) +#define NV_SOR_LANE_SEQ_CTL_DELAY_SHIFT (12) +#define NV_SOR_LANE_SEQ_CTL_DELAY_DEFAULT_MASK (0xf << 12) +#define NV_SOR_LANE_SEQ_CTL_LANE9_STATE_SHIFT (9) +#define NV_SOR_LANE_SEQ_CTL_LANE9_STATE_POWERUP (0 << 9) +#define NV_SOR_LANE_SEQ_CTL_LANE9_STATE_POWERDOWN (1 << 9) +#define NV_SOR_LANE_SEQ_CTL_LANE8_STATE_SHIFT (8) +#define NV_SOR_LANE_SEQ_CTL_LANE8_STATE_POWERUP (0 << 8) +#define NV_SOR_LANE_SEQ_CTL_LANE8_STATE_POWERDOWN (1 << 8) +#define NV_SOR_LANE_SEQ_CTL_LANE7_STATE_SHIFT (7) +#define NV_SOR_LANE_SEQ_CTL_LANE7_STATE_POWERUP (0 << 7) +#define NV_SOR_LANE_SEQ_CTL_LANE7_STATE_POWERDOWN (1 << 7) +#define NV_SOR_LANE_SEQ_CTL_LANE6_STATE_SHIFT (6) +#define NV_SOR_LANE_SEQ_CTL_LANE6_STATE_POWERUP (0 << 6) +#define NV_SOR_LANE_SEQ_CTL_LANE6_STATE_POWERDOWN (1 << 6) +#define NV_SOR_LANE_SEQ_CTL_LANE5_STATE_SHIFT (5) +#define NV_SOR_LANE_SEQ_CTL_LANE5_STATE_POWERUP (0 << 5) +#define NV_SOR_LANE_SEQ_CTL_LANE5_STATE_POWERDOWN (1 << 5) +#define NV_SOR_LANE_SEQ_CTL_LANE4_STATE_SHIFT (4) +#define NV_SOR_LANE_SEQ_CTL_LANE4_STATE_POWERUP (0 << 4) +#define NV_SOR_LANE_SEQ_CTL_LANE4_STATE_POWERDOWN (1 << 4) +#define NV_SOR_LANE_SEQ_CTL_LANE3_STATE_SHIFT (3) +#define NV_SOR_LANE_SEQ_CTL_LANE3_STATE_POWERUP (0 << 3) +#define NV_SOR_LANE_SEQ_CTL_LANE3_STATE_POWERDOWN (1 << 3) +#define NV_SOR_LANE_SEQ_CTL_LANE2_STATE_SHIFT (2) +#define NV_SOR_LANE_SEQ_CTL_LANE2_STATE_POWERUP (0 << 2) +#define NV_SOR_LANE_SEQ_CTL_LANE2_STATE_POWERDOWN (1 << 2) +#define NV_SOR_LANE_SEQ_CTL_LANE1_STATE_SHIFT (1) +#define NV_SOR_LANE_SEQ_CTL_LANE1_STATE_POWERUP (0 << 1) +#define NV_SOR_LANE_SEQ_CTL_LANE1_STATE_POWERDOWN (1 << 1) +#define NV_SOR_LANE_SEQ_CTL_LANE0_STATE_SHIFT (0) +#define NV_SOR_LANE_SEQ_CTL_LANE0_STATE_POWERUP (0) +#define NV_SOR_LANE_SEQ_CTL_LANE0_STATE_POWERDOWN (1) +#define NV_SOR_SEQ_INST(i) (0x22 + i) +#define NV_SOR_SEQ_INST_PLL_PULLDOWN_SHIFT (31) +#define NV_SOR_SEQ_INST_PLL_PULLDOWN_DISABLE (0 << 31) +#define NV_SOR_SEQ_INST_PLL_PULLDOWN_ENABLE (1 << 31) +#define NV_SOR_SEQ_INST_POWERDOWN_MACRO_SHIFT (30) +#define NV_SOR_SEQ_INST_POWERDOWN_MACRO_NORMAL (0 << 30) +#define NV_SOR_SEQ_INST_POWERDOWN_MACRO_POWERDOWN (1 << 30) +#define NV_SOR_SEQ_INST_ASSERT_PLL_RESET_SHIFT (29) +#define NV_SOR_SEQ_INST_ASSERT_PLL_RESET_NORMAL (0 << 29) +#define NV_SOR_SEQ_INST_ASSERT_PLL_RESET_RST (1 << 29) +#define NV_SOR_SEQ_INST_BLANK_V_SHIFT (28) +#define NV_SOR_SEQ_INST_BLANK_V_NORMAL (0 << 28) +#define NV_SOR_SEQ_INST_BLANK_V_INACTIVE (1 << 28) +#define NV_SOR_SEQ_INST_BLANK_H_SHIFT (27) +#define NV_SOR_SEQ_INST_BLANK_H_NORMAL (0 << 27) +#define NV_SOR_SEQ_INST_BLANK_H_INACTIVE (1 << 27) +#define NV_SOR_SEQ_INST_BLANK_DE_SHIFT (26) +#define NV_SOR_SEQ_INST_BLANK_DE_NORMAL (0 << 26) +#define NV_SOR_SEQ_INST_BLANK_DE_INACTIVE (1 << 26) +#define NV_SOR_SEQ_INST_BLACK_DATA_SHIFT (25) +#define NV_SOR_SEQ_INST_BLACK_DATA_NORMAL (0 << 25) +#define NV_SOR_SEQ_INST_BLACK_DATA_BLACK (1 << 25) +#define NV_SOR_SEQ_INST_TRISTATE_IOS_SHIFT (24) +#define NV_SOR_SEQ_INST_TRISTATE_IOS_ENABLE_PINS (0 << 24) +#define NV_SOR_SEQ_INST_TRISTATE_IOS_TRISTATE (1 << 24) +#define NV_SOR_SEQ_INST_DRIVE_PWM_OUT_LO_SHIFT (23) +#define NV_SOR_SEQ_INST_DRIVE_PWM_OUT_LO_FALSE (0 << 23) +#define NV_SOR_SEQ_INST_DRIVE_PWM_OUT_LO_TRUE (1 << 23) +#define NV_SOR_SEQ_INST_PIN_B_SHIFT (22) +#define NV_SOR_SEQ_INST_PIN_B_LOW (0 << 22) +#define NV_SOR_SEQ_INST_PIN_B_HIGH (1 << 22) +#define NV_SOR_SEQ_INST_PIN_A_SHIFT (21) +#define NV_SOR_SEQ_INST_PIN_A_LOW (0 << 21) +#define NV_SOR_SEQ_INST_PIN_A_HIGH (1 << 21) +#define NV_SOR_SEQ_INST_SEQUENCE_SHIFT (19) +#define NV_SOR_SEQ_INST_SEQUENCE_UP (0 << 19) +#define NV_SOR_SEQ_INST_SEQUENCE_DOWN (1 << 19) +#define NV_SOR_SEQ_INST_LANE_SEQ_SHIFT (18) +#define NV_SOR_SEQ_INST_LANE_SEQ_STOP (0 << 18) +#define NV_SOR_SEQ_INST_LANE_SEQ_RUN (1 << 18) +#define NV_SOR_SEQ_INST_PDPORT_SHIFT (17) +#define NV_SOR_SEQ_INST_PDPORT_NO (0 << 17) +#define NV_SOR_SEQ_INST_PDPORT_YES (1 << 17) +#define NV_SOR_SEQ_INST_PDPLL_SHIFT (16) +#define NV_SOR_SEQ_INST_PDPLL_NO (0 << 16) +#define NV_SOR_SEQ_INST_PDPLL_YES (1 << 16) +#define NV_SOR_SEQ_INST_HALT_SHIFT (15) +#define NV_SOR_SEQ_INST_HALT_FALSE (0 << 15) +#define NV_SOR_SEQ_INST_HALT_TRUE (1 << 15) +#define NV_SOR_SEQ_INST_WAIT_UNITS_SHIFT (12) +#define NV_SOR_SEQ_INST_WAIT_UNITS_DEFAULT_MASK (0x3 << 12) +#define NV_SOR_SEQ_INST_WAIT_UNITS_US (0 << 12) +#define NV_SOR_SEQ_INST_WAIT_UNITS_MS (1 << 12) +#define NV_SOR_SEQ_INST_WAIT_UNITS_VSYNC (2 << 12) +#define NV_SOR_SEQ_INST_WAIT_TIME_SHIFT (0) +#define NV_SOR_SEQ_INST_WAIT_TIME_DEFAULT_MASK (0x3ff) +#define NV_SOR_PWM_DIV (0x32) +#define NV_SOR_PWM_DIV_DIVIDE_DEFAULT_MASK (0xffffff) +#define NV_SOR_PWM_CTL (0x33) +#define NV_SOR_PWM_CTL_SETTING_NEW_SHIFT (31) +#define NV_SOR_PWM_CTL_SETTING_NEW_DONE (0 << 31) +#define NV_SOR_PWM_CTL_SETTING_NEW_PENDING (1 << 31) +#define NV_SOR_PWM_CTL_SETTING_NEW_TRIGGER (1 << 31) +#define NV_SOR_PWM_CTL_CLKSEL_SHIFT (30) +#define NV_SOR_PWM_CTL_CLKSEL_PCLK (0 << 30) +#define NV_SOR_PWM_CTL_CLKSEL_XTAL (1 << 30) +#define NV_SOR_PWM_CTL_DUTY_CYCLE_SHIFT (0) +#define NV_SOR_PWM_CTL_DUTY_CYCLE_MASK (0xffffff) +#define NV_SOR_MSCHECK (0x49) +#define NV_SOR_MSCHECK_CTL_SHIFT (31) +#define NV_SOR_MSCHECK_CTL_CLEAR (0 << 31) +#define NV_SOR_MSCHECK_CTL_RUN (1 << 31) +#define NV_SOR_XBAR_CTRL (0x4a) +#define NV_SOR_DP_LINKCTL(i) (0x4c + (i)) +#define NV_SOR_DP_LINKCTL_FORCE_IDLEPTTRN_SHIFT (31) +#define NV_SOR_DP_LINKCTL_FORCE_IDLEPTTRN_NO (0 << 31) +#define NV_SOR_DP_LINKCTL_FORCE_IDLEPTTRN_YES (1 << 31) +#define NV_SOR_DP_LINKCTL_COMPLIANCEPTTRN_SHIFT (28) +#define NV_SOR_DP_LINKCTL_COMPLIANCEPTTRN_NOPATTERN (0 << 28) +#define NV_SOR_DP_LINKCTL_COMPLIANCEPTTRN_COLORSQARE (1 << 28) +#define NV_SOR_DP_LINKCTL_LANECOUNT_SHIFT (16) +#define NV_SOR_DP_LINKCTL_LANECOUNT_MASK (0x1f << 16) +#define NV_SOR_DP_LINKCTL_LANECOUNT_ZERO (0 << 16) +#define NV_SOR_DP_LINKCTL_LANECOUNT_ONE (1 << 16) +#define NV_SOR_DP_LINKCTL_LANECOUNT_TWO (3 << 16) +#define NV_SOR_DP_LINKCTL_LANECOUNT_FOUR (15 << 16) +#define NV_SOR_DP_LINKCTL_ENHANCEDFRAME_SHIFT (14) +#define NV_SOR_DP_LINKCTL_ENHANCEDFRAME_DISABLE (0 << 14) +#define NV_SOR_DP_LINKCTL_ENHANCEDFRAME_ENABLE (1 << 14) +#define NV_SOR_DP_LINKCTL_SYNCMODE_SHIFT (10) +#define NV_SOR_DP_LINKCTL_SYNCMODE_DISABLE (0 << 10) +#define NV_SOR_DP_LINKCTL_SYNCMODE_ENABLE (1 << 10) +#define NV_SOR_DP_LINKCTL_TUSIZE_SHIFT (2) +#define NV_SOR_DP_LINKCTL_TUSIZE_MASK (0x7f << 2) +#define NV_SOR_DP_LINKCTL_ENABLE_SHIFT (0) +#define NV_SOR_DP_LINKCTL_ENABLE_NO (0) +#define NV_SOR_DP_LINKCTL_ENABLE_YES (1) +#define NV_SOR_DC(i) (0x4e + (i)) +#define NV_SOR_DC_LANE3_DP_LANE3_SHIFT (24) +#define NV_SOR_DC_LANE3_DP_LANE3_MASK (0xff << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P0_LEVEL0 (17 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P1_LEVEL0 (21 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P2_LEVEL0 (26 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P3_LEVEL0 (34 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P0_LEVEL1 (26 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P1_LEVEL1 (32 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P2_LEVEL1 (39 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P0_LEVEL2 (34 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P1_LEVEL2 (43 << 24) +#define NV_SOR_DC_LANE3_DP_LANE3_P0_LEVEL3 (51 << 24) +#define NV_SOR_DC_LANE2_DP_LANE0_SHIFT (16) +#define NV_SOR_DC_LANE2_DP_LANE0_MASK (0xff << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P0_LEVEL0 (17 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P1_LEVEL0 (21 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P2_LEVEL0 (26 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P3_LEVEL0 (34 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P0_LEVEL1 (26 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P1_LEVEL1 (32 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P2_LEVEL1 (39 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P0_LEVEL2 (34 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P1_LEVEL2 (43 << 16) +#define NV_SOR_DC_LANE2_DP_LANE0_P0_LEVEL3 (51 << 16) +#define NV_SOR_DC_LANE1_DP_LANE1_SHIFT (8) +#define NV_SOR_DC_LANE1_DP_LANE1_MASK (0xff << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P0_LEVEL0 (17 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P1_LEVEL0 (21 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P2_LEVEL0 (26 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P3_LEVEL0 (34 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P0_LEVEL1 (26 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P1_LEVEL1 (32 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P2_LEVEL1 (39 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P0_LEVEL2 (34 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P1_LEVEL2 (43 << 8) +#define NV_SOR_DC_LANE1_DP_LANE1_P0_LEVEL3 (51 << 8) +#define NV_SOR_DC_LANE0_DP_LANE2_SHIFT (0) +#define NV_SOR_DC_LANE0_DP_LANE2_MASK (0xff) +#define NV_SOR_DC_LANE0_DP_LANE2_P0_LEVEL0 (17) +#define NV_SOR_DC_LANE0_DP_LANE2_P1_LEVEL0 (21) +#define NV_SOR_DC_LANE0_DP_LANE2_P2_LEVEL0 (26) +#define NV_SOR_DC_LANE0_DP_LANE2_P3_LEVEL0 (34) +#define NV_SOR_DC_LANE0_DP_LANE2_P0_LEVEL1 (26) +#define NV_SOR_DC_LANE0_DP_LANE2_P1_LEVEL1 (32) +#define NV_SOR_DC_LANE0_DP_LANE2_P2_LEVEL1 (39) +#define NV_SOR_DC_LANE0_DP_LANE2_P0_LEVEL2 (34) +#define NV_SOR_DC_LANE0_DP_LANE2_P1_LEVEL2 (43) +#define NV_SOR_DC_LANE0_DP_LANE2_P0_LEVEL3 (51) +#define NV_SOR_LANE_DRIVE_CURRENT(i) (0x4e + (i)) +#define NV_SOR_PR(i) (0x52 + (i)) +#define NV_SOR_PR_LANE3_DP_LANE3_SHIFT (24) +#define NV_SOR_PR_LANE3_DP_LANE3_MASK (0xff << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D0_LEVEL0 (0 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D1_LEVEL0 (0 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D2_LEVEL0 (0 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D3_LEVEL0 (0 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D0_LEVEL1 (4 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D1_LEVEL1 (6 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D2_LEVEL1 (17 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D0_LEVEL2 (8 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D1_LEVEL2 (13 << 24) +#define NV_SOR_PR_LANE3_DP_LANE3_D0_LEVEL3 (17 << 24) +#define NV_SOR_PR_LANE2_DP_LANE0_SHIFT (16) +#define NV_SOR_PR_LANE2_DP_LANE0_MASK (0xff << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D0_LEVEL0 (0 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D1_LEVEL0 (0 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D2_LEVEL0 (0 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D3_LEVEL0 (0 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D0_LEVEL1 (4 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D1_LEVEL1 (6 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D2_LEVEL1 (17 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D0_LEVEL2 (8 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D1_LEVEL2 (13 << 16) +#define NV_SOR_PR_LANE2_DP_LANE0_D0_LEVEL3 (17 << 16) +#define NV_SOR_PR_LANE1_DP_LANE1_SHIFT (8) +#define NV_SOR_PR_LANE1_DP_LANE1_MASK (0xff >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D0_LEVEL0 (0 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D1_LEVEL0 (0 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D2_LEVEL0 (0 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D3_LEVEL0 (0 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D0_LEVEL1 (4 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D1_LEVEL1 (6 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D2_LEVEL1 (17 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D0_LEVEL2 (8 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D1_LEVEL2 (13 >> 8) +#define NV_SOR_PR_LANE1_DP_LANE1_D0_LEVEL3 (17 >> 8) +#define NV_SOR_PR_LANE0_DP_LANE2_SHIFT (0) +#define NV_SOR_PR_LANE0_DP_LANE2_MASK (0xff) +#define NV_SOR_PR_LANE0_DP_LANE2_D0_LEVEL0 (0) +#define NV_SOR_PR_LANE0_DP_LANE2_D1_LEVEL0 (0) +#define NV_SOR_PR_LANE0_DP_LANE2_D2_LEVEL0 (0) +#define NV_SOR_PR_LANE0_DP_LANE2_D3_LEVEL0 (0) +#define NV_SOR_PR_LANE0_DP_LANE2_D0_LEVEL1 (4) +#define NV_SOR_PR_LANE0_DP_LANE2_D1_LEVEL1 (6) +#define NV_SOR_PR_LANE0_DP_LANE2_D2_LEVEL1 (17) +#define NV_SOR_PR_LANE0_DP_LANE2_D0_LEVEL2 (8) +#define NV_SOR_PR_LANE0_DP_LANE2_D1_LEVEL2 (13) +#define NV_SOR_PR_LANE0_DP_LANE2_D0_LEVEL3 (17) +#define NV_SOR_LANE4_PREEMPHASIS(i) (0x54 + (i)) +#define NV_SOR_POSTCURSOR(i) (0x56 + (i)) +#define NV_SOR_DP_CONFIG(i) (0x58 + (i)) +#define NV_SOR_DP_CONFIG_RD_RESET_VAL_SHIFT (31) +#define NV_SOR_DP_CONFIG_RD_RESET_VAL_POSITIVE (0 << 31) +#define NV_SOR_DP_CONFIG_RD_RESET_VAL_NEGATIVE (1 << 31) +#define NV_SOR_DP_CONFIG_IDLE_BEFORE_ATTACH_SHIFT (28) +#define NV_SOR_DP_CONFIG_IDLE_BEFORE_ATTACH_DISABLE (0 << 28) +#define NV_SOR_DP_CONFIG_IDLE_BEFORE_ATTACH_ENABLE (1 << 28) +#define NV_SOR_DP_CONFIG_ACTIVESYM_CNTL_SHIFT (26) +#define NV_SOR_DP_CONFIG_ACTIVESYM_CNTL_DISABLE (0 << 26) +#define NV_SOR_DP_CONFIG_ACTIVESYM_CNTL_ENABLE (1 << 26) +#define NV_SOR_DP_CONFIG_ACTIVESYM_POLARITY_SHIFT (24) +#define NV_SOR_DP_CONFIG_ACTIVESYM_POLARITY_NEGATIVE (0 << 24) +#define NV_SOR_DP_CONFIG_ACTIVESYM_POLARITY_POSITIVE (1 << 24) +#define NV_SOR_DP_CONFIG_ACTIVESYM_FRAC_SHIFT (16) +#define NV_SOR_DP_CONFIG_ACTIVESYM_FRAC_MASK (0xf << 16) +#define NV_SOR_DP_CONFIG_ACTIVESYM_COUNT_SHIFT (8) +#define NV_SOR_DP_CONFIG_ACTIVESYM_COUNT_MASK (0x7f << 8) +#define NV_SOR_DP_CONFIG_WATERMARK_SHIFT (0) +#define NV_SOR_DP_CONFIG_WATERMARK_MASK (0x3f) +#define NV_SOR_DP_MN(i) (0x5a + i) +#define NV_SOR_DP_MN_M_MOD_SHIFT (30) +#define NV_SOR_DP_MN_M_MOD_DEFAULT_MASK (0x3 << 30) +#define NV_SOR_DP_MN_M_MOD_NONE (0 << 30) +#define NV_SOR_DP_MN_M_MOD_INC (1 << 30) +#define NV_SOR_DP_MN_M_MOD_DEC (2 << 30) +#define NV_SOR_DP_MN_M_DELTA_SHIFT (24) +#define NV_SOR_DP_MN_M_DELTA_DEFAULT_MASK (0xf << 24) +#define NV_SOR_DP_MN_N_VAL_SHIFT (0) +#define NV_SOR_DP_MN_N_VAL_DEFAULT_MASK (0xffffff) +#define NV_SOR_DP_PADCTL(i) (0x5c + (i)) +#define NV_SOR_DP_PADCTL_SPARE_SHIFT (25) +#define NV_SOR_DP_PADCTL_SPARE_DEFAULT_MASK (0x7f << 25) +#define NV_SOR_DP_PADCTL_VCO_2X_SHIFT (24) +#define NV_SOR_DP_PADCTL_VCO_2X_DISABLE (0 << 24) +#define NV_SOR_DP_PADCTL_VCO_2X_ENABLE (1 << 24) +#define NV_SOR_DP_PADCTL_PAD_CAL_PD_SHIFT (23) +#define NV_SOR_DP_PADCTL_PAD_CAL_PD_POWERUP (0 << 23) +#define NV_SOR_DP_PADCTL_PAD_CAL_PD_POWERDOWN (1 << 23) +#define NV_SOR_DP_PADCTL_TX_PU_SHIFT (22) +#define NV_SOR_DP_PADCTL_TX_PU_DISABLE (0 << 22) +#define NV_SOR_DP_PADCTL_TX_PU_ENABLE (1 << 22) +#define NV_SOR_DP_PADCTL_TX_PU_MASK (1 << 22) +#define NV_SOR_DP_PADCTL_REG_CTRL_SHIFT (20) +#define NV_SOR_DP_PADCTL_REG_CTRL_DEFAULT_MASK (0x3 << 20) +#define NV_SOR_DP_PADCTL_VCMMODE_SHIFT (16) +#define NV_SOR_DP_PADCTL_VCMMODE_DEFAULT_MASK (0xf << 16) +#define NV_SOR_DP_PADCTL_VCMMODE_TRISTATE (0 << 16) +#define NV_SOR_DP_PADCTL_VCMMODE_TEST_MUX (1 << 16) +#define NV_SOR_DP_PADCTL_VCMMODE_WEAK_PULLDOWN (2 << 16) +#define NV_SOR_DP_PADCTL_VCMMODE_STRONG_PULLDOWN (4 << 16) +#define NV_SOR_DP_PADCTL_TX_PU_VALUE_SHIFT (8) +#define NV_SOR_DP_PADCTL_TX_PU_VALUE_DEFAULT_MASK (0xff << 8) +#define NV_SOR_DP_PADCTL_COMODE_TXD_3_DP_TXD_3_SHIFT (7) +#define NV_SOR_DP_PADCTL_COMODE_TXD_3_DP_TXD_3_DISABLE (0 << 7) +#define NV_SOR_DP_PADCTL_COMODE_TXD_3_DP_TXD_3_ENABLE (1 << 7) +#define NV_SOR_DP_PADCTL_COMODE_TXD_2_DP_TXD_0_SHIFT (6) +#define NV_SOR_DP_PADCTL_COMODE_TXD_2_DP_TXD_0_DISABLE (0 << 6) +#define NV_SOR_DP_PADCTL_COMODE_TXD_2_DP_TXD_0_ENABLE (1 << 6) +#define NV_SOR_DP_PADCTL_COMODE_TXD_1_DP_TXD_1_SHIFT (5) +#define NV_SOR_DP_PADCTL_COMODE_TXD_1_DP_TXD_1_DISABLE (0 << 5) +#define NV_SOR_DP_PADCTL_COMODE_TXD_1_DP_TXD_1_ENABLE (1 << 5) +#define NV_SOR_DP_PADCTL_COMODE_TXD_0_DP_TXD_2_SHIFT (4) +#define NV_SOR_DP_PADCTL_COMODE_TXD_0_DP_TXD_2_DISABLE (0 << 4) +#define NV_SOR_DP_PADCTL_COMODE_TXD_0_DP_TXD_2_ENABLE (1 << 4) +#define NV_SOR_DP_PADCTL_PD_TXD_3_SHIFT (3) +#define NV_SOR_DP_PADCTL_PD_TXD_3_YES (0 << 3) +#define NV_SOR_DP_PADCTL_PD_TXD_3_NO (1 << 3) +#define NV_SOR_DP_PADCTL_PD_TXD_0_SHIFT (2) +#define NV_SOR_DP_PADCTL_PD_TXD_0_YES (0 << 2) +#define NV_SOR_DP_PADCTL_PD_TXD_0_NO (1 << 2) +#define NV_SOR_DP_PADCTL_PD_TXD_1_SHIFT (1) +#define NV_SOR_DP_PADCTL_PD_TXD_1_YES (0 << 1) +#define NV_SOR_DP_PADCTL_PD_TXD_1_NO (1 << 1) +#define NV_SOR_DP_PADCTL_PD_TXD_2_SHIFT (0) +#define NV_SOR_DP_PADCTL_PD_TXD_2_YES (0) +#define NV_SOR_DP_PADCTL_PD_TXD_2_NO (1) +#define NV_SOR_DP_DEBUG(i) (0x5e + i) +#define NV_SOR_DP_SPARE(i) (0x60 + (i)) +#define NV_SOR_DP_SPARE_REG_SHIFT (3) +#define NV_SOR_DP_SPARE_REG_DEFAULT_MASK (0x1fffffff << 3) +#define NV_SOR_DP_SPARE_SOR_CLK_SEL_SHIFT (2) +#define NV_SOR_DP_SPARE_SOR_CLK_SEL_DEFAULT_MASK (0x1 << 2) +#define NV_SOR_DP_SPARE_SOR_CLK_SEL_SAFE_SORCLK (0 << 2) +#define NV_SOR_DP_SPARE_SOR_CLK_SEL_MACRO_SORCLK (1 << 2) +#define NV_SOR_DP_SPARE_PANEL_SHIFT (1) +#define NV_SOR_DP_SPARE_PANEL_EXTERNAL (0 << 1) +#define NV_SOR_DP_SPARE_PANEL_INTERNAL (1 << 1) +#define NV_SOR_DP_SPARE_SEQ_ENABLE_SHIFT (0) +#define NV_SOR_DP_SPARE_SEQ_ENABLE_NO (0) +#define NV_SOR_DP_SPARE_SEQ_ENABLE_YES (1) +#define NV_SOR_DP_AUDIO_CTRL (0x62) +#define NV_SOR_DP_AUDIO_HBLANK_SYMBOLS (0x63) +#define NV_SOR_DP_AUDIO_HBLANK_SYMBOLS_MASK (0x1ffff) +#define NV_SOR_DP_AUDIO_HBLANK_SYMBOLS_VALUE_SHIFT (0) +#define NV_SOR_DP_AUDIO_VBLANK_SYMBOLS (0x64) +#define NV_SOR_DP_AUDIO_VBLANK_SYMBOLS_MASK (0x1ffff) +#define NV_SOR_DP_AUDIO_VBLANK_SYMBOLS_SHIFT (0) +#define NV_SOR_DP_GENERIC_INFOFRAME_HEADER (0x65) +#define NV_SOR_DP_GENERIC_INFOFRAME_SUBPACK(i) (0x66 + (i)) +#define NV_SOR_DP_TPG (0x6d) +#define NV_SOR_DP_TPG_LANE3_CHANNELCODING_SHIFT (30) +#define NV_SOR_DP_TPG_LANE3_CHANNELCODING_DISABLE (0 << 30) +#define NV_SOR_DP_TPG_LANE3_CHANNELCODING_ENABLE (1 << 30) +#define NV_SOR_DP_TPG_LANE3_SCRAMBLEREN_SHIFT (28) +#define NV_SOR_DP_TPG_LANE3_SCRAMBLEREN_ENABLE_GALIOS (1 << 28) +#define NV_SOR_DP_TPG_LANE3_SCRAMBLEREN_ENABLE_FIBONACCI (2 << 28) +#define NV_SOR_DP_TPG_LANE3_PATTERN_SHIFT (24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_DEFAULT_MASK (0xf << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_NOPATTERN (0 << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_TRAINING1 (1 << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_TRAINING2 (2 << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_TRAINING3 (3 << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_D102 (4 << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_SBLERRRATE (5 << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_PRBS7 (6 << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_CSTM (7 << 24) +#define NV_SOR_DP_TPG_LANE3_PATTERN_HBR2_COMPLIANCE (8 << 24) +#define NV_SOR_DP_TPG_LANE2_CHANNELCODING_SHIFT (22) +#define NV_SOR_DP_TPG_LANE2_CHANNELCODING_DISABLE (0 << 22) +#define NV_SOR_DP_TPG_LANE2_CHANNELCODING_ENABLE (1 << 22) +#define NV_SOR_DP_TPG_LANE2_SCRAMBLEREN_SHIFT (20) +#define NV_SOR_DP_TPG_LANE2_SCRAMBLEREN_DEFAULT_MASK (0x3 << 20) +#define NV_SOR_DP_TPG_LANE2_SCRAMBLEREN_DISABLE (0 << 20) +#define NV_SOR_DP_TPG_LANE2_SCRAMBLEREN_ENABLE_GALIOS (1 << 20) +#define NV_SOR_DP_TPG_LANE2_SCRAMBLEREN_ENABLE_FIBONACCI (2 << 20) +#define NV_SOR_DP_TPG_LANE2_PATTERN_SHIFT (16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_DEFAULT_MASK (0xf << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_NOPATTERN (0 << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_TRAINING1 (1 << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_TRAINING2 (2 << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_TRAINING3 (3 << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_D102 (4 << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_SBLERRRATE (5 << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_PRBS7 (6 << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_CSTM (7 << 16) +#define NV_SOR_DP_TPG_LANE2_PATTERN_HBR2_COMPLIANCE (8 << 16) +#define NV_SOR_DP_TPG_LANE1_CHANNELCODING_SHIFT (14) +#define NV_SOR_DP_TPG_LANE1_CHANNELCODING_DISABLE (0 << 14) +#define NV_SOR_DP_TPG_LANE1_CHANNELCODING_ENABLE (1 << 14) +#define NV_SOR_DP_TPG_LANE1_SCRAMBLEREN_SHIFT (12) +#define NV_SOR_DP_TPG_LANE1_SCRAMBLEREN_DEFAULT_MASK (0x3 << 12) +#define NV_SOR_DP_TPG_LANE1_SCRAMBLEREN_DISABLE (0 << 12) +#define NV_SOR_DP_TPG_LANE1_SCRAMBLEREN_ENABLE_GALIOS (1 << 12) +#define NV_SOR_DP_TPG_LANE1_SCRAMBLEREN_ENABLE_FIBONACCI (2 << 12) +#define NV_SOR_DP_TPG_LANE1_PATTERN_SHIFT (8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_DEFAULT_MASK (0xf << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_NOPATTERN (0 << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_TRAINING1 (1 << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_TRAINING2 (2 << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_TRAINING3 (3 << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_D102 (4 << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_SBLERRRATE (5 << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_PRBS7 (6 << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_CSTM (7 << 8) +#define NV_SOR_DP_TPG_LANE1_PATTERN_HBR2_COMPLIANCE (8 << 8) +#define NV_SOR_DP_TPG_LANE0_CHANNELCODING_SHIFT (6) +#define NV_SOR_DP_TPG_LANE0_CHANNELCODING_DISABLE (0 << 6) +#define NV_SOR_DP_TPG_LANE0_CHANNELCODING_ENABLE (1 << 6) +#define NV_SOR_DP_TPG_LANE0_SCRAMBLEREN_SHIFT (4) +#define NV_SOR_DP_TPG_LANE0_SCRAMBLEREN_DEFAULT_MASK (0x3 << 4) +#define NV_SOR_DP_TPG_LANE0_SCRAMBLEREN_DISABLE (0 << 4) +#define NV_SOR_DP_TPG_LANE0_SCRAMBLEREN_ENABLE_GALIOS (1 << 4) +#define NV_SOR_DP_TPG_LANE0_SCRAMBLEREN_ENABLE_FIBONACCI (2 << 4) +#define NV_SOR_DP_TPG_LANE0_PATTERN_SHIFT (0) +#define NV_SOR_DP_TPG_LANE0_PATTERN_DEFAULT_MASK (0xf) +#define NV_SOR_DP_TPG_LANE0_PATTERN_NOPATTERN (0) +#define NV_SOR_DP_TPG_LANE0_PATTERN_TRAINING1 (1) +#define NV_SOR_DP_TPG_LANE0_PATTERN_TRAINING2 (2) +#define NV_SOR_DP_TPG_LANE0_PATTERN_TRAINING3 (3) +#define NV_SOR_DP_TPG_LANE0_PATTERN_D102 (4) +#define NV_SOR_DP_TPG_LANE0_PATTERN_SBLERRRATE (5) +#define NV_SOR_DP_TPG_LANE0_PATTERN_PRBS7 (6) +#define NV_SOR_DP_TPG_LANE0_PATTERN_CSTM (7) +#define NV_SOR_DP_TPG_LANE0_PATTERN_HBR2_COMPLIANCE (8) + +enum { + training_pattern_disabled = 0, + training_pattern_1 = 1, + training_pattern_2 = 2, + training_pattern_3 = 3, + training_pattern_none = 0xff +}; + +enum tegra_dc_sor_protocol { + SOR_DP, + SOR_LVDS, +}; + +#define SOR_LINK_SPEED_G1_62 6 +#define SOR_LINK_SPEED_G2_7 10 +#define SOR_LINK_SPEED_G5_4 20 +#define SOR_LINK_SPEED_LVDS 7 + +/* todo: combine this and the intel_dp struct into one struct. */ +struct tegra_dc_dp_link_config { + int is_valid; + + /* Supported configuration */ + u8 max_link_bw; + u8 max_lane_count; + int downspread; + int support_enhanced_framing; + u32 bits_per_pixel; + int alt_scramber_reset_cap; /* true for eDP */ + int only_enhanced_framing; /* enhanced_frame_en ignored */ + + /* Actual configuration */ + u8 link_bw; + u8 lane_count; + int enhanced_framing; + int scramble_ena; + + u32 activepolarity; + u32 active_count; + u32 tu_size; + u32 active_frac; + u32 watermark; + + s32 hblank_sym; + s32 vblank_sym; + + /* Training data */ + u32 drive_current; + u32 preemphasis; + u32 postcursor; + u8 aux_rd_interval; + u8 tps3_supported; +}; + +/* TODO: just pull these up into one struct? Need to see how this impacts + * having two channels. + */ +struct tegra_dc_sor_data { + struct tegra_dc *dc; + void *base; + void *pmc_base; + u8 portnum; /* 0 or 1 */ + struct tegra_dc_dp_link_config *link_cfg; + int power_is_up; +}; + +#define TEGRA_SOR_TIMEOUT_MS 1000 +#define TEGRA_SOR_ATTACH_TIMEOUT_MS 1000 +#define TEGRA_DC_POLL_TIMEOUT_MS 50 + +#define CHECK_RET(x) \ + do { \ + ret = (x); \ + if (ret != 0) \ + return ret; \ + } while (0) + +void tegra_dc_sor_enable_dp(struct tegra_dc_sor_data *sor); +int tegra_dc_sor_set_power_state(struct tegra_dc_sor_data *sor, int pu_pd); +void tegra_dc_sor_set_dp_linkctl(struct tegra_dc_sor_data *sor, int ena, + u8 training_pattern, const struct tegra_dc_dp_link_config *link_cfg); +void tegra_dc_sor_set_link_bandwidth(struct tegra_dc_sor_data *sor, u8 link_bw); +void tegra_dc_sor_set_lane_count(struct tegra_dc_sor_data *sor, u8 lane_count); +void tegra_dc_sor_set_panel_power(struct tegra_dc_sor_data *sor, + int power_up); +void tegra_dc_sor_set_internal_panel(struct tegra_dc_sor_data *sor, int is_int); +void tegra_dc_sor_read_link_config(struct tegra_dc_sor_data *sor, u8 *link_bw, + u8 *lane_count); +void tegra_dc_sor_attach(struct tegra_dc_sor_data *sor); +void tegra_dc_sor_set_lane_parm(struct tegra_dc_sor_data *sor, + const struct tegra_dc_dp_link_config *link_cfg); +void tegra_dc_sor_power_down_unused_lanes(struct tegra_dc_sor_data *sor); +void tegra_dc_sor_set_voltage_swing(struct tegra_dc_sor_data *sor); +void tegra_sor_precharge_lanes(struct tegra_dc_sor_data *sor); +void tegra_dp_disable_tx_pu(struct tegra_dc_sor_data *sor); +void tegra_dp_set_pe_vs_pc(struct tegra_dc_sor_data *sor, u32 mask, + u32 pe_reg, u32 vs_reg, u32 pc_reg, u8 pc_supported); +void tegra_dc_detach(struct tegra_dc_sor_data *sor); +#endif /*__TEGRA132_SOR_H__ */ diff --git a/src/soc/nvidia/tegra132/sor.c b/src/soc/nvidia/tegra132/sor.c new file mode 100644 index 0000000000..baa06853b8 --- /dev/null +++ b/src/soc/nvidia/tegra132/sor.c @@ -0,0 +1,1100 @@ +/* + * drivers/video/tegra/dc/sor.c + * + * Copyright (c) 2011-2015, NVIDIA Corporation. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <console/console.h> +#include <arch/io.h> +#include <stdint.h> +#include <lib.h> +#include <stdlib.h> +#include <delay.h> +#include <soc/addressmap.h> +#include <device/device.h> +#include <stdlib.h> +#include <string.h> +#include <cpu/cpu.h> +#include <boot/tables.h> +#include <cbmem.h> +#include <soc/nvidia/tegra/dc.h> +#include <soc/nvidia/tegra/types.h> +#include <soc/sor.h> +#include <soc/nvidia/tegra/displayport.h> +#include <soc/clk_rst.h> +#include <soc/clock.h> +#include "chip.h" +#include <soc/display.h> + +#define DEBUG_SOR 0 + +#define APBDEV_PMC_DPD_SAMPLE (0x20) +#define APBDEV_PMC_DPD_SAMPLE_ON_DISABLE (0) +#define APBDEV_PMC_DPD_SAMPLE_ON_ENABLE (1) +#define APBDEV_PMC_SEL_DPD_TIM (0x1c8) +#define APBDEV_PMC_SEL_DPD_TIM_SEL_DPD_TIM_DEFAULT (0x7f) +#define APBDEV_PMC_IO_DPD2_REQ (0x1c0) +#define APBDEV_PMC_IO_DPD2_REQ_LVDS_SHIFT (25) +#define APBDEV_PMC_IO_DPD2_REQ_LVDS_OFF (0 << 25) +#define APBDEV_PMC_IO_DPD2_REQ_LVDS_ON (1 << 25) +#define APBDEV_PMC_IO_DPD2_REQ_CODE_SHIFT (30) +#define APBDEV_PMC_IO_DPD2_REQ_CODE_DEFAULT_MASK (0x3 << 30) +#define APBDEV_PMC_IO_DPD2_REQ_CODE_IDLE (0 << 30) +#define APBDEV_PMC_IO_DPD2_REQ_CODE_DPD_OFF (1 << 30) +#define APBDEV_PMC_IO_DPD2_REQ_CODE_DPD_ON (2 << 30) +#define APBDEV_PMC_IO_DPD2_STATUS (0x1c4) +#define APBDEV_PMC_IO_DPD2_STATUS_LVDS_SHIFT (25) +#define APBDEV_PMC_IO_DPD2_STATUS_LVDS_OFF (0 << 25) +#define APBDEV_PMC_IO_DPD2_STATUS_LVDS_ON (1 << 25) + +#define DC_N_WINDOWS 5 + +static inline u32 tegra_sor_readl(struct tegra_dc_sor_data *sor, u32 reg) +{ + void *addr = sor->base + (u32) (reg << 2); + u32 reg_val = READL(addr); + return reg_val; +} + +static inline void tegra_sor_writel(struct tegra_dc_sor_data *sor, + u32 reg, u32 val) +{ + void *addr = sor->base + (u32) (reg << 2); + WRITEL(val, addr); +} + +static inline void tegra_sor_write_field(struct tegra_dc_sor_data *sor, + u32 reg, u32 mask, u32 val) +{ + u32 reg_val = tegra_sor_readl(sor, reg); + reg_val &= ~mask; + reg_val |= val; + tegra_sor_writel(sor, reg, reg_val); +} + +void tegra_dp_disable_tx_pu(struct tegra_dc_sor_data *sor) +{ + tegra_sor_write_field(sor, + NV_SOR_DP_PADCTL(sor->portnum), + NV_SOR_DP_PADCTL_TX_PU_MASK, + NV_SOR_DP_PADCTL_TX_PU_DISABLE); +} + +void tegra_dp_set_pe_vs_pc(struct tegra_dc_sor_data *sor, u32 mask, + u32 pe_reg, u32 vs_reg, u32 pc_reg, u8 pc_supported) +{ + tegra_sor_write_field(sor, NV_SOR_PR(sor->portnum), + mask, pe_reg); + tegra_sor_write_field(sor, NV_SOR_DC(sor->portnum), + mask, vs_reg); + if (pc_supported) { + tegra_sor_write_field( + sor, NV_SOR_POSTCURSOR(sor->portnum), + mask, pc_reg); + } +} + +static u32 tegra_dc_sor_poll_register(struct tegra_dc_sor_data *sor, + u32 reg, u32 mask, u32 exp_val, u32 poll_interval_us, u32 timeout_us) +{ + u32 temp = timeout_us; + u32 reg_val = 0; + + do { + udelay(poll_interval_us); + reg_val = tegra_sor_readl(sor, reg); + if (timeout_us > poll_interval_us) + timeout_us -= poll_interval_us; + else + break; + } while ((reg_val & mask) != exp_val); + + if ((reg_val & mask) == exp_val) + return 0; /* success */ + printk(BIOS_ERR, + "sor_poll_register 0x%x: timeout, " + "(reg_val)0x%08x & (mask)0x%08x != (exp_val)0x%08x\n", + reg, reg_val, mask, exp_val); + + return temp; +} + +int tegra_dc_sor_set_power_state(struct tegra_dc_sor_data *sor, int pu_pd) +{ + u32 reg_val; + u32 orig_val; + + orig_val = tegra_sor_readl(sor, NV_SOR_PWR); + + reg_val = pu_pd ? NV_SOR_PWR_NORMAL_STATE_PU : + NV_SOR_PWR_NORMAL_STATE_PD; /* normal state only */ + + if (reg_val == orig_val) + return 0; /* No update needed */ + + reg_val |= NV_SOR_PWR_SETTING_NEW_TRIGGER; + tegra_sor_writel(sor, NV_SOR_PWR, reg_val); + + /* Poll to confirm it is done */ + if (tegra_dc_sor_poll_register(sor, NV_SOR_PWR, + NV_SOR_PWR_SETTING_NEW_DEFAULT_MASK, + NV_SOR_PWR_SETTING_NEW_DONE, + 100, TEGRA_SOR_TIMEOUT_MS * 1000)) { + printk(BIOS_ERR, + "dc timeout waiting for SOR_PWR = NEW_DONE\n"); + return -EFAULT; + } + return 0; +} + +void tegra_dc_sor_set_dp_linkctl(struct tegra_dc_sor_data *sor, int ena, + u8 training_pattern, const struct tegra_dc_dp_link_config *link_cfg) +{ + u32 reg_val; + + reg_val = tegra_sor_readl(sor, NV_SOR_DP_LINKCTL(sor->portnum)); + + if (ena) + reg_val |= NV_SOR_DP_LINKCTL_ENABLE_YES; + else + reg_val &= NV_SOR_DP_LINKCTL_ENABLE_NO; + + reg_val &= ~NV_SOR_DP_LINKCTL_TUSIZE_MASK; + reg_val |= (link_cfg->tu_size << NV_SOR_DP_LINKCTL_TUSIZE_SHIFT); + + if (link_cfg->enhanced_framing) + reg_val |= NV_SOR_DP_LINKCTL_ENHANCEDFRAME_ENABLE; + + tegra_sor_writel(sor, NV_SOR_DP_LINKCTL(sor->portnum), reg_val); + + switch (training_pattern) { + case training_pattern_1: + tegra_sor_writel(sor, NV_SOR_DP_TPG, 0x41414141); + break; + case training_pattern_2: + case training_pattern_3: + reg_val = (link_cfg->link_bw == SOR_LINK_SPEED_G5_4) ? + 0x43434343 : 0x42424242; + tegra_sor_writel(sor, NV_SOR_DP_TPG, reg_val); + break; + default: + tegra_sor_writel(sor, NV_SOR_DP_TPG, 0x50505050); + break; + } +} + +static int tegra_dc_sor_enable_lane_sequencer(struct tegra_dc_sor_data *sor, + int pu, int is_lvds) +{ + u32 reg_val; + + /* SOR lane sequencer */ + if (pu) + reg_val = NV_SOR_LANE_SEQ_CTL_SETTING_NEW_TRIGGER | + NV_SOR_LANE_SEQ_CTL_SEQUENCE_DOWN | + NV_SOR_LANE_SEQ_CTL_NEW_POWER_STATE_PU; + else + reg_val = NV_SOR_LANE_SEQ_CTL_SETTING_NEW_TRIGGER | + NV_SOR_LANE_SEQ_CTL_SEQUENCE_UP | + NV_SOR_LANE_SEQ_CTL_NEW_POWER_STATE_PD; + + if (is_lvds) + reg_val |= 15 << NV_SOR_LANE_SEQ_CTL_DELAY_SHIFT; + else + reg_val |= 1 << NV_SOR_LANE_SEQ_CTL_DELAY_SHIFT; + + tegra_sor_writel(sor, NV_SOR_LANE_SEQ_CTL, reg_val); + + if (tegra_dc_sor_poll_register(sor, NV_SOR_LANE_SEQ_CTL, + NV_SOR_LANE_SEQ_CTL_SETTING_MASK, + NV_SOR_LANE_SEQ_CTL_SETTING_NEW_DONE, + 100, TEGRA_SOR_TIMEOUT_MS*1000)) { + printk(BIOS_ERR, + "dp: timeout while waiting for SOR lane sequencer " + "to power down langes\n"); + return -1; + } + return 0; +} + +static int tegra_dc_sor_power_dplanes(struct tegra_dc_sor_data *sor, + u32 lane_count, int pu) +{ + u32 reg_val; + + reg_val = tegra_sor_readl(sor, NV_SOR_DP_PADCTL(sor->portnum)); + + if (pu) { + switch (lane_count) { + case 4: + reg_val |= (NV_SOR_DP_PADCTL_PD_TXD_3_NO | + NV_SOR_DP_PADCTL_PD_TXD_2_NO); + /* fall through */ + case 2: + reg_val |= NV_SOR_DP_PADCTL_PD_TXD_1_NO; + case 1: + reg_val |= NV_SOR_DP_PADCTL_PD_TXD_0_NO; + break; + default: + printk(BIOS_ERR, + "dp: invalid lane number %d\n", lane_count); + return -1; + } + + tegra_sor_writel(sor, NV_SOR_DP_PADCTL(sor->portnum), reg_val); + tegra_dc_sor_set_lane_count(sor, lane_count); + } + return tegra_dc_sor_enable_lane_sequencer(sor, pu, 0); +} + +void tegra_dc_sor_set_panel_power(struct tegra_dc_sor_data *sor, + int power_up) +{ + u32 reg_val; + + reg_val = tegra_sor_readl(sor, NV_SOR_DP_PADCTL(sor->portnum)); + + if (power_up) + reg_val &= ~NV_SOR_DP_PADCTL_PAD_CAL_PD_POWERDOWN; + else + reg_val |= NV_SOR_DP_PADCTL_PAD_CAL_PD_POWERDOWN; + + tegra_sor_writel(sor, NV_SOR_DP_PADCTL(sor->portnum), reg_val); +} + +static void tegra_dc_sor_config_pwm(struct tegra_dc_sor_data *sor, u32 pwm_div, + u32 pwm_dutycycle) +{ + tegra_sor_writel(sor, NV_SOR_PWM_DIV, pwm_div); + tegra_sor_writel(sor, NV_SOR_PWM_CTL, + (pwm_dutycycle & NV_SOR_PWM_CTL_DUTY_CYCLE_MASK) | + NV_SOR_PWM_CTL_SETTING_NEW_TRIGGER); + + if (tegra_dc_sor_poll_register(sor, NV_SOR_PWM_CTL, + NV_SOR_PWM_CTL_SETTING_NEW_SHIFT, + NV_SOR_PWM_CTL_SETTING_NEW_DONE, + 100, TEGRA_SOR_TIMEOUT_MS * 1000)) { + printk(BIOS_ERR, + "dp: timeout while waiting for SOR PWM setting\n"); + } +} + +static void tegra_dc_sor_set_dp_mode(struct tegra_dc_sor_data *sor, + const struct tegra_dc_dp_link_config *link_cfg) +{ + u32 reg_val; + + tegra_dc_sor_set_link_bandwidth(sor, link_cfg->link_bw); + + tegra_dc_sor_set_dp_linkctl(sor, 1, training_pattern_none, link_cfg); + reg_val = tegra_sor_readl(sor, NV_SOR_DP_CONFIG(sor->portnum)); + reg_val &= ~NV_SOR_DP_CONFIG_WATERMARK_MASK; + reg_val |= link_cfg->watermark; + reg_val &= ~NV_SOR_DP_CONFIG_ACTIVESYM_COUNT_MASK; + reg_val |= (link_cfg->active_count << + NV_SOR_DP_CONFIG_ACTIVESYM_COUNT_SHIFT); + reg_val &= ~NV_SOR_DP_CONFIG_ACTIVESYM_FRAC_MASK; + reg_val |= (link_cfg->active_frac << + NV_SOR_DP_CONFIG_ACTIVESYM_FRAC_SHIFT); + if (link_cfg->activepolarity) + reg_val |= NV_SOR_DP_CONFIG_ACTIVESYM_POLARITY_POSITIVE; + else + reg_val &= ~NV_SOR_DP_CONFIG_ACTIVESYM_POLARITY_POSITIVE; + reg_val |= (NV_SOR_DP_CONFIG_ACTIVESYM_CNTL_ENABLE | + NV_SOR_DP_CONFIG_RD_RESET_VAL_NEGATIVE); + + tegra_sor_writel(sor, NV_SOR_DP_CONFIG(sor->portnum), reg_val); + + /* program h/vblank sym */ + tegra_sor_write_field(sor, NV_SOR_DP_AUDIO_HBLANK_SYMBOLS, + NV_SOR_DP_AUDIO_HBLANK_SYMBOLS_MASK, link_cfg->hblank_sym); + + tegra_sor_write_field(sor, NV_SOR_DP_AUDIO_VBLANK_SYMBOLS, + NV_SOR_DP_AUDIO_VBLANK_SYMBOLS_MASK, link_cfg->vblank_sym); +} + +static inline void tegra_dc_sor_super_update(struct tegra_dc_sor_data *sor) +{ + tegra_sor_writel(sor, NV_SOR_SUPER_STATE0, 0); + tegra_sor_writel(sor, NV_SOR_SUPER_STATE0, 1); + tegra_sor_writel(sor, NV_SOR_SUPER_STATE0, 0); +} + +static inline void tegra_dc_sor_update(struct tegra_dc_sor_data *sor) +{ + tegra_sor_writel(sor, NV_SOR_STATE0, 0); + tegra_sor_writel(sor, NV_SOR_STATE0, 1); + tegra_sor_writel(sor, NV_SOR_STATE0, 0); +} + +static void tegra_dc_sor_io_set_dpd(struct tegra_dc_sor_data *sor, int up) +{ + u32 reg_val; + void *pmc_base = sor->pmc_base; + + if (up) { + WRITEL(APBDEV_PMC_DPD_SAMPLE_ON_ENABLE, + pmc_base + APBDEV_PMC_DPD_SAMPLE); + WRITEL(10, pmc_base + APBDEV_PMC_SEL_DPD_TIM); + } + + reg_val = READL(pmc_base + APBDEV_PMC_IO_DPD2_REQ); + reg_val &= ~(APBDEV_PMC_IO_DPD2_REQ_LVDS_ON || + APBDEV_PMC_IO_DPD2_REQ_CODE_DEFAULT_MASK); + + reg_val = up ? APBDEV_PMC_IO_DPD2_REQ_LVDS_ON | + APBDEV_PMC_IO_DPD2_REQ_CODE_DPD_OFF : + APBDEV_PMC_IO_DPD2_REQ_LVDS_OFF | + APBDEV_PMC_IO_DPD2_REQ_CODE_DPD_ON; + + WRITEL(reg_val, pmc_base + APBDEV_PMC_IO_DPD2_REQ); + + /* Polling */ + u32 temp = 10*1000; + do { + udelay(20); + reg_val = READL(pmc_base + APBDEV_PMC_IO_DPD2_STATUS); + if (temp > 20) + temp -= 20; + else + break; + } while ((reg_val & APBDEV_PMC_IO_DPD2_STATUS_LVDS_ON) != 0); + + if ((reg_val & APBDEV_PMC_IO_DPD2_STATUS_LVDS_ON) != 0) + printk(BIOS_ERR, + "PMC_IO_DPD2 polling failed (0x%x)\n", reg_val); + + if (up) + WRITEL(APBDEV_PMC_DPD_SAMPLE_ON_DISABLE, + pmc_base + APBDEV_PMC_DPD_SAMPLE); +} + +void tegra_dc_sor_set_internal_panel(struct tegra_dc_sor_data *sor, int is_int) +{ + u32 reg_val; + + reg_val = tegra_sor_readl(sor, NV_SOR_DP_SPARE(sor->portnum)); + if (is_int) + reg_val |= NV_SOR_DP_SPARE_PANEL_INTERNAL; + else + reg_val &= ~NV_SOR_DP_SPARE_PANEL_INTERNAL; + + reg_val |= NV_SOR_DP_SPARE_SOR_CLK_SEL_MACRO_SORCLK | + NV_SOR_DP_SPARE_SEQ_ENABLE_YES; + tegra_sor_writel(sor, NV_SOR_DP_SPARE(sor->portnum), reg_val); +} + +void tegra_dc_sor_read_link_config(struct tegra_dc_sor_data *sor, u8 *link_bw, + u8 *lane_count) +{ + u32 reg_val; + + reg_val = tegra_sor_readl(sor, NV_SOR_CLK_CNTRL); + *link_bw = (reg_val & NV_SOR_CLK_CNTRL_DP_LINK_SPEED_MASK) + >> NV_SOR_CLK_CNTRL_DP_LINK_SPEED_SHIFT; + reg_val = tegra_sor_readl(sor, + NV_SOR_DP_LINKCTL(sor->portnum)); + + switch (reg_val & NV_SOR_DP_LINKCTL_LANECOUNT_MASK) { + case NV_SOR_DP_LINKCTL_LANECOUNT_ZERO: + *lane_count = 0; + break; + case NV_SOR_DP_LINKCTL_LANECOUNT_ONE: + *lane_count = 1; + break; + case NV_SOR_DP_LINKCTL_LANECOUNT_TWO: + *lane_count = 2; + break; + case NV_SOR_DP_LINKCTL_LANECOUNT_FOUR: + *lane_count = 4; + break; + default: + printk(BIOS_ERR, "Unknown lane count\n"); + } +} + +void tegra_dc_sor_set_link_bandwidth(struct tegra_dc_sor_data *sor, u8 link_bw) +{ + tegra_sor_write_field(sor, NV_SOR_CLK_CNTRL, + NV_SOR_CLK_CNTRL_DP_LINK_SPEED_MASK, + link_bw << NV_SOR_CLK_CNTRL_DP_LINK_SPEED_SHIFT); +} + +void tegra_dc_sor_set_lane_count(struct tegra_dc_sor_data *sor, u8 lane_count) +{ + u32 reg_val; + + reg_val = tegra_sor_readl(sor, NV_SOR_DP_LINKCTL(sor->portnum)); + reg_val &= ~NV_SOR_DP_LINKCTL_LANECOUNT_MASK; + switch (lane_count) { + case 0: + break; + case 1: + reg_val |= NV_SOR_DP_LINKCTL_LANECOUNT_ONE; + break; + case 2: + reg_val |= NV_SOR_DP_LINKCTL_LANECOUNT_TWO; + break; + case 4: + reg_val |= NV_SOR_DP_LINKCTL_LANECOUNT_FOUR; + break; + default: + /* 0 should be handled earlier. */ + printk(BIOS_ERR, "dp: Invalid lane count %d\n", + lane_count); + return; + } + tegra_sor_writel(sor, NV_SOR_DP_LINKCTL(sor->portnum), reg_val); +} + +static void tegra_sor_enable_edp_clock(struct tegra_dc_sor_data *sor) +{ + sor_clock_start(); +} + +/* The SOR power sequencer does not work for t124/T132 so SW has to + go through the power sequence manually */ +/* Power up steps from spec: */ +/* STEP PDPORT PDPLL PDBG PLLVCOD PLLCAPD E_DPD PDCAL */ +/* 1 1 1 1 1 1 1 1 */ +/* 2 1 1 1 1 1 0 1 */ +/* 3 1 1 0 1 1 0 1 */ +/* 4 1 0 0 0 0 0 1 */ +/* 5 0 0 0 0 0 0 1 */ +static void tegra_dc_sor_power_up(struct tegra_dc_sor_data *sor, + int is_lvds) +{ + if (sor->power_is_up) + return; + + /* Set link bw */ + tegra_dc_sor_set_link_bandwidth(sor, + is_lvds ? NV_SOR_CLK_CNTRL_DP_LINK_SPEED_LVDS : + NV_SOR_CLK_CNTRL_DP_LINK_SPEED_G1_62); + + /* step 1 */ + tegra_sor_write_field(sor, NV_SOR_PLL2, + NV_SOR_PLL2_AUX7_PORT_POWERDOWN_MASK | /* PDPORT */ + NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_MASK | /* PDBG */ + NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_MASK, /* PLLCAPD */ + NV_SOR_PLL2_AUX7_PORT_POWERDOWN_ENABLE | + NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_ENABLE | + NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_ENABLE); + tegra_sor_write_field(sor, NV_SOR_PLL0, + NV_SOR_PLL0_PWR_MASK | /* PDPLL */ + NV_SOR_PLL0_VCOPD_MASK, /* PLLVCOPD */ + NV_SOR_PLL0_PWR_OFF | + NV_SOR_PLL0_VCOPD_ASSERT); + tegra_sor_write_field(sor, NV_SOR_DP_PADCTL(sor->portnum), + NV_SOR_DP_PADCTL_PAD_CAL_PD_POWERDOWN, /* PDCAL */ + NV_SOR_DP_PADCTL_PAD_CAL_PD_POWERUP); + + /* step 2 */ + tegra_dc_sor_io_set_dpd(sor, 1); + udelay(15); + + /* step 3 */ + tegra_sor_write_field(sor, NV_SOR_PLL2, + NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_MASK, + NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_DISABLE); + udelay(25); + + /* step 4 */ + tegra_sor_write_field(sor, NV_SOR_PLL0, + NV_SOR_PLL0_PWR_MASK | /* PDPLL */ + NV_SOR_PLL0_VCOPD_MASK, /* PLLVCOPD */ + NV_SOR_PLL0_PWR_ON | NV_SOR_PLL0_VCOPD_RESCIND); + tegra_sor_write_field(sor, NV_SOR_PLL2, + NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_MASK, /* PLLCAPD */ + NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_DISABLE); + udelay(225); + + /* step 5 */ + tegra_sor_write_field(sor, NV_SOR_PLL2, + NV_SOR_PLL2_AUX7_PORT_POWERDOWN_MASK, /* PDPORT */ + NV_SOR_PLL2_AUX7_PORT_POWERDOWN_DISABLE); + + sor->power_is_up = 1; +} + +#if DEBUG_SOR +static void dump_sor_reg(struct tegra_dc_sor_data *sor) +{ +#define DUMP_REG(a) printk(BIOS_INFO, "%-32s %03x %08x\n", \ + #a, a, tegra_sor_readl(sor, a)); + + DUMP_REG(NV_SOR_SUPER_STATE0); + DUMP_REG(NV_SOR_SUPER_STATE1); + DUMP_REG(NV_SOR_STATE0); + DUMP_REG(NV_SOR_STATE1); + DUMP_REG(NV_HEAD_STATE0(0)); + DUMP_REG(NV_HEAD_STATE0(1)); + DUMP_REG(NV_HEAD_STATE1(0)); + DUMP_REG(NV_HEAD_STATE1(1)); + DUMP_REG(NV_HEAD_STATE2(0)); + DUMP_REG(NV_HEAD_STATE2(1)); + DUMP_REG(NV_HEAD_STATE3(0)); + DUMP_REG(NV_HEAD_STATE3(1)); + DUMP_REG(NV_HEAD_STATE4(0)); + DUMP_REG(NV_HEAD_STATE4(1)); + DUMP_REG(NV_HEAD_STATE5(0)); + DUMP_REG(NV_HEAD_STATE5(1)); + DUMP_REG(NV_SOR_CRC_CNTRL); + DUMP_REG(NV_SOR_CLK_CNTRL); + DUMP_REG(NV_SOR_CAP); + DUMP_REG(NV_SOR_PWR); + DUMP_REG(NV_SOR_TEST); + DUMP_REG(NV_SOR_PLL0); + DUMP_REG(NV_SOR_PLL1); + DUMP_REG(NV_SOR_PLL2); + DUMP_REG(NV_SOR_PLL3); + DUMP_REG(NV_SOR_CSTM); + DUMP_REG(NV_SOR_LVDS); + DUMP_REG(NV_SOR_CRCA); + DUMP_REG(NV_SOR_CRCB); + DUMP_REG(NV_SOR_SEQ_CTL); + DUMP_REG(NV_SOR_LANE_SEQ_CTL); + DUMP_REG(NV_SOR_SEQ_INST(0)); + DUMP_REG(NV_SOR_SEQ_INST(1)); + DUMP_REG(NV_SOR_SEQ_INST(2)); + DUMP_REG(NV_SOR_SEQ_INST(3)); + DUMP_REG(NV_SOR_SEQ_INST(4)); + DUMP_REG(NV_SOR_SEQ_INST(5)); + DUMP_REG(NV_SOR_SEQ_INST(6)); + DUMP_REG(NV_SOR_SEQ_INST(7)); + DUMP_REG(NV_SOR_SEQ_INST(8)); + DUMP_REG(NV_SOR_PWM_DIV); + DUMP_REG(NV_SOR_PWM_CTL); + DUMP_REG(NV_SOR_MSCHECK); + DUMP_REG(NV_SOR_XBAR_CTRL); + DUMP_REG(NV_SOR_DP_LINKCTL(0)); + DUMP_REG(NV_SOR_DP_LINKCTL(1)); + DUMP_REG(NV_SOR_DC(0)); + DUMP_REG(NV_SOR_DC(1)); + DUMP_REG(NV_SOR_LANE_DRIVE_CURRENT(0)); + DUMP_REG(NV_SOR_PR(0)); + DUMP_REG(NV_SOR_LANE4_PREEMPHASIS(0)); + DUMP_REG(NV_SOR_POSTCURSOR(0)); + DUMP_REG(NV_SOR_DP_CONFIG(0)); + DUMP_REG(NV_SOR_DP_CONFIG(1)); + DUMP_REG(NV_SOR_DP_MN(0)); + DUMP_REG(NV_SOR_DP_MN(1)); + DUMP_REG(NV_SOR_DP_PADCTL(0)); + DUMP_REG(NV_SOR_DP_PADCTL(1)); + DUMP_REG(NV_SOR_DP_DEBUG(0)); + DUMP_REG(NV_SOR_DP_DEBUG(1)); + DUMP_REG(NV_SOR_DP_SPARE(0)); + DUMP_REG(NV_SOR_DP_SPARE(1)); + DUMP_REG(NV_SOR_DP_TPG); + + return; +} +#endif + +static void tegra_dc_sor_config_panel(struct tegra_dc_sor_data *sor, + int is_lvds) +{ + const struct tegra_dc *dc = sor->dc; + const struct tegra_dc_dp_data *dp = dc->out; + const struct tegra_dc_dp_link_config *link_cfg = &dp->link_cfg; + const struct soc_nvidia_tegra132_config *config = dc->config; + + const int head_num = 0; + u32 reg_val = NV_SOR_STATE1_ASY_OWNER_HEAD0 << head_num; + u32 vsync_end, hsync_end; + u32 vblank_end, hblank_end; + u32 vblank_start, hblank_start; + + reg_val |= is_lvds ? NV_SOR_STATE1_ASY_PROTOCOL_LVDS_CUSTOM : + NV_SOR_STATE1_ASY_PROTOCOL_DP_A; + reg_val |= NV_SOR_STATE1_ASY_SUBOWNER_NONE | + NV_SOR_STATE1_ASY_CRCMODE_COMPLETE_RASTER; + + reg_val |= NV_SOR_STATE1_ASY_HSYNCPOL_NEGATIVE_TRUE; + reg_val |= NV_SOR_STATE1_ASY_VSYNCPOL_NEGATIVE_TRUE; + reg_val |= (link_cfg->bits_per_pixel > 18) ? + NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_24_444 : + NV_SOR_STATE1_ASY_PIXELDEPTH_BPP_18_444; + + tegra_sor_writel(sor, NV_SOR_STATE1, reg_val); + + /* Skipping programming NV_HEAD_STATE0, assuming: + interlacing: PROGRESSIVE, dynamic range: VESA, colorspace: RGB */ + + tegra_sor_writel(sor, NV_HEAD_STATE1(head_num), + vtotal(config) << NV_HEAD_STATE1_VTOTAL_SHIFT | + htotal(config) << NV_HEAD_STATE1_HTOTAL_SHIFT); + + vsync_end = config->vsync_width - 1; + hsync_end = config->hsync_width - 1; + tegra_sor_writel(sor, NV_HEAD_STATE2(head_num), + vsync_end << NV_HEAD_STATE2_VSYNC_END_SHIFT | + hsync_end << NV_HEAD_STATE2_HSYNC_END_SHIFT); + + vblank_end = vsync_end + config->vback_porch; + hblank_end = hsync_end + config->hback_porch; + tegra_sor_writel(sor, NV_HEAD_STATE3(head_num), + vblank_end << NV_HEAD_STATE3_VBLANK_END_SHIFT | + hblank_end << NV_HEAD_STATE3_HBLANK_END_SHIFT); + + vblank_start = vblank_end + config->yres; + hblank_start = hblank_end + config->xres; + tegra_sor_writel(sor, NV_HEAD_STATE4(head_num), + vblank_start << NV_HEAD_STATE4_VBLANK_START_SHIFT | + hblank_start << NV_HEAD_STATE4_HBLANK_START_SHIFT); + + /* TODO: adding interlace mode support */ + tegra_sor_writel(sor, NV_HEAD_STATE5(head_num), 0x1); + + tegra_sor_write_field(sor, NV_SOR_CSTM, + NV_SOR_CSTM_ROTCLK_DEFAULT_MASK | + NV_SOR_CSTM_LVDS_EN_ENABLE, + 2 << NV_SOR_CSTM_ROTCLK_SHIFT | + is_lvds ? NV_SOR_CSTM_LVDS_EN_ENABLE : + NV_SOR_CSTM_LVDS_EN_DISABLE); + + tegra_dc_sor_config_pwm(sor, 1024, 1024); +} + +static void tegra_dc_sor_enable_dc(struct tegra_dc_sor_data *sor) +{ + struct tegra_dc *dc = sor->dc; + struct display_controller *disp_ctrl = (void *)dc->base; + + u32 reg_val = READL(&disp_ctrl->cmd.state_access); + + WRITEL(reg_val | WRITE_MUX_ACTIVE, &disp_ctrl->cmd.state_access); + WRITEL(VSYNC_H_POSITION(1), &disp_ctrl->disp.disp_timing_opt); + + /* Enable DC now - otherwise pure text console may not show. */ + WRITEL(DISP_CTRL_MODE_C_DISPLAY, &disp_ctrl->cmd.disp_cmd); + WRITEL(reg_val, &disp_ctrl->cmd.state_access); +} + +void tegra_dc_sor_enable_dp(struct tegra_dc_sor_data *sor) +{ + const struct tegra_dc_dp_link_config *link_cfg = sor->link_cfg; + + tegra_sor_write_field(sor, NV_SOR_CLK_CNTRL, + NV_SOR_CLK_CNTRL_DP_CLK_SEL_MASK, + NV_SOR_CLK_CNTRL_DP_CLK_SEL_SINGLE_DPCLK); + + tegra_sor_write_field(sor, NV_SOR_PLL2, + NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_MASK, + NV_SOR_PLL2_AUX6_BANDGAP_POWERDOWN_DISABLE); + udelay(25); + + tegra_sor_write_field(sor, NV_SOR_PLL3, + NV_SOR_PLL3_PLLVDD_MODE_MASK, + NV_SOR_PLL3_PLLVDD_MODE_V3_3); + tegra_sor_writel(sor, NV_SOR_PLL0, + 0xf << NV_SOR_PLL0_ICHPMP_SHFIT | + 0x3 << NV_SOR_PLL0_VCOCAP_SHIFT | + NV_SOR_PLL0_PLLREG_LEVEL_V45 | + NV_SOR_PLL0_RESISTORSEL_EXT | + NV_SOR_PLL0_PWR_ON | NV_SOR_PLL0_VCOPD_RESCIND); + tegra_sor_write_field(sor, NV_SOR_PLL2, + NV_SOR_PLL2_AUX1_SEQ_MASK | NV_SOR_PLL2_AUX9_LVDSEN_OVERRIDE | + NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_MASK, + NV_SOR_PLL2_AUX1_SEQ_PLLCAPPD_OVERRIDE | + NV_SOR_PLL2_AUX9_LVDSEN_OVERRIDE | + NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_DISABLE); + tegra_sor_writel(sor, NV_SOR_PLL1, + NV_SOR_PLL1_TERM_COMPOUT_HIGH | NV_SOR_PLL1_TMDS_TERM_ENABLE); + + if (tegra_dc_sor_poll_register(sor, NV_SOR_PLL2, + NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_MASK, + NV_SOR_PLL2_AUX8_SEQ_PLLCAPPD_ENFORCE_DISABLE, + 100, TEGRA_SOR_TIMEOUT_MS * 1000)) { + printk(BIOS_ERR, "DP failed to lock PLL\n"); + return; + } + + tegra_sor_write_field(sor, NV_SOR_PLL2, + NV_SOR_PLL2_AUX2_MASK | NV_SOR_PLL2_AUX7_PORT_POWERDOWN_MASK, + NV_SOR_PLL2_AUX2_OVERRIDE_POWERDOWN | + NV_SOR_PLL2_AUX7_PORT_POWERDOWN_DISABLE); + + tegra_dc_sor_power_up(sor, 0); + + /* re-enable SOR clock */ + tegra_sor_enable_edp_clock(sor); /* select pll_dp as clock source */ + + /* Power up lanes */ + tegra_dc_sor_power_dplanes(sor, link_cfg->lane_count, 1); + + tegra_dc_sor_set_dp_mode(sor, link_cfg); + +} + +void tegra_dc_sor_attach(struct tegra_dc_sor_data *sor) +{ + u32 reg_val; + struct display_controller *disp_ctrl = (void *)sor->dc->base; + + tegra_dc_sor_enable_dc(sor); + tegra_dc_sor_config_panel(sor, 0); + + WRITEL(0x9f00, &disp_ctrl->cmd.state_ctrl); + WRITEL(0x9f, &disp_ctrl->cmd.state_ctrl); + + WRITEL(PW0_ENABLE | PW1_ENABLE | PW2_ENABLE | + PW3_ENABLE | PW4_ENABLE | PM0_ENABLE | PM1_ENABLE, + &disp_ctrl->cmd.disp_pow_ctrl); + + reg_val = tegra_sor_readl(sor, NV_SOR_TEST); + if (reg_val & NV_SOR_TEST_ATTACHED_TRUE) + return; + + tegra_sor_writel(sor, NV_SOR_SUPER_STATE1, + NV_SOR_SUPER_STATE1_ATTACHED_NO); + + /* + * Enable display2sor clock at least 2 cycles before DC start, + * to clear sor internal valid signal. + */ + + /* Stop dc for 3 cycles */ + WRITEL(0, &disp_ctrl->disp.disp_win_opt); + WRITEL(GENERAL_ACT_REQ, &disp_ctrl->cmd.state_ctrl); + udelay(FRAME_IN_MS * 1000 * 3); + + /* Attach head */ + tegra_dc_sor_update(sor); + tegra_sor_writel(sor, NV_SOR_SUPER_STATE1, + NV_SOR_SUPER_STATE1_ATTACHED_YES); + tegra_sor_writel(sor, NV_SOR_SUPER_STATE1, + NV_SOR_SUPER_STATE1_ATTACHED_YES | + NV_SOR_SUPER_STATE1_ASY_HEAD_OP_AWAKE | + NV_SOR_SUPER_STATE1_ASY_ORMODE_NORMAL); + tegra_dc_sor_super_update(sor); + + /* wait for another 5 cycles */ + udelay(FRAME_IN_MS * 1000 * 5); + + /* Re-enable dc */ + WRITEL(READ_MUX_ACTIVE | WRITE_MUX_ACTIVE, + &disp_ctrl->cmd.state_access); + WRITEL(SOR_ENABLE, &disp_ctrl->disp.disp_win_opt); + + WRITEL(DISP_CTRL_MODE_C_DISPLAY, &disp_ctrl->cmd.disp_cmd); + WRITEL(GENERAL_ACT_REQ, &disp_ctrl->cmd.state_ctrl); + + if (tegra_dc_sor_poll_register(sor, NV_SOR_TEST, + NV_SOR_TEST_ACT_HEAD_OPMODE_DEFAULT_MASK, + NV_SOR_TEST_ACT_HEAD_OPMODE_AWAKE, + 100, TEGRA_SOR_ATTACH_TIMEOUT_MS * 1000)) + printk(BIOS_ERR, "dc timeout waiting for OPMOD = AWAKE\n"); + else + printk(BIOS_INFO, "%s: sor is attached\n", __func__); + +#if DEBUG_SOR + dump_sor_reg(sor); +#endif +} + +void tegra_dc_sor_set_lane_parm(struct tegra_dc_sor_data *sor, + const struct tegra_dc_dp_link_config *link_cfg) +{ + tegra_sor_writel(sor, NV_SOR_LANE_DRIVE_CURRENT(sor->portnum), + link_cfg->drive_current); + tegra_sor_writel(sor, NV_SOR_PR(sor->portnum), + link_cfg->preemphasis); + tegra_sor_writel(sor, NV_SOR_POSTCURSOR(sor->portnum), + link_cfg->postcursor); + tegra_sor_writel(sor, NV_SOR_LVDS, 0); + + tegra_dc_sor_set_link_bandwidth(sor, link_cfg->link_bw); + tegra_dc_sor_set_lane_count(sor, link_cfg->lane_count); + + tegra_sor_write_field(sor, NV_SOR_DP_PADCTL(sor->portnum), + NV_SOR_DP_PADCTL_TX_PU_ENABLE | + NV_SOR_DP_PADCTL_TX_PU_VALUE_DEFAULT_MASK, + NV_SOR_DP_PADCTL_TX_PU_ENABLE | + 2 << NV_SOR_DP_PADCTL_TX_PU_VALUE_SHIFT); + + /* Precharge */ + tegra_sor_write_field(sor, NV_SOR_DP_PADCTL(sor->portnum), + 0xf0, 0xf0); + udelay(20); + + tegra_sor_write_field(sor, NV_SOR_DP_PADCTL(sor->portnum), + 0xf0, 0x0); +} + +void tegra_dc_sor_set_voltage_swing(struct tegra_dc_sor_data *sor) +{ + u32 drive_current = 0; + u32 pre_emphasis = 0; + + /* Set to a known-good pre-calibrated setting */ + switch (sor->link_cfg->link_bw) { + case SOR_LINK_SPEED_G1_62: + case SOR_LINK_SPEED_G2_7: + drive_current = 0x13131313; + pre_emphasis = 0; + break; + case SOR_LINK_SPEED_G5_4: + printk(BIOS_WARNING, "T124/T132 does not support 5.4G link" + " clock.\n"); + default: + printk(BIOS_WARNING, "Invalid sor link bandwidth: %d\n", + sor->link_cfg->link_bw); + return; + } + + tegra_sor_writel(sor, NV_SOR_LANE_DRIVE_CURRENT(sor->portnum), + drive_current); + tegra_sor_writel(sor, NV_SOR_PR(sor->portnum), pre_emphasis); +} + +void tegra_dc_sor_power_down_unused_lanes(struct tegra_dc_sor_data *sor) +{ + u32 pad_ctrl = 0; + int err = 0; + + switch (sor->link_cfg->lane_count) { + case 4: + pad_ctrl = (NV_SOR_DP_PADCTL_PD_TXD_0_NO | + NV_SOR_DP_PADCTL_PD_TXD_1_NO | + NV_SOR_DP_PADCTL_PD_TXD_2_NO | + NV_SOR_DP_PADCTL_PD_TXD_3_NO); + break; + case 2: + pad_ctrl = (NV_SOR_DP_PADCTL_PD_TXD_0_NO | + NV_SOR_DP_PADCTL_PD_TXD_1_NO | + NV_SOR_DP_PADCTL_PD_TXD_2_YES | + NV_SOR_DP_PADCTL_PD_TXD_3_YES); + break; + case 1: + pad_ctrl = (NV_SOR_DP_PADCTL_PD_TXD_0_NO | + NV_SOR_DP_PADCTL_PD_TXD_1_YES | + NV_SOR_DP_PADCTL_PD_TXD_2_YES | + NV_SOR_DP_PADCTL_PD_TXD_3_YES); + break; + default: + printk(BIOS_ERR, "Invalid sor lane count: %u\n", + sor->link_cfg->lane_count); + return; + } + + pad_ctrl |= NV_SOR_DP_PADCTL_PAD_CAL_PD_POWERDOWN; + tegra_sor_writel(sor, NV_SOR_DP_PADCTL(sor->portnum), pad_ctrl); + + err = tegra_dc_sor_enable_lane_sequencer(sor, 0, 0); + if (err) { + printk(BIOS_ERR, + "Wait for lane power down failed: %d\n", err); + return; + } +} + +void tegra_sor_precharge_lanes(struct tegra_dc_sor_data *sor) +{ + const struct tegra_dc_dp_link_config *cfg = sor->link_cfg; + u32 val = 0; + + switch (cfg->lane_count) { + case 4: + val |= (NV_SOR_DP_PADCTL_PD_TXD_3_NO | + NV_SOR_DP_PADCTL_PD_TXD_2_NO); + /* fall through */ + case 2: + val |= NV_SOR_DP_PADCTL_PD_TXD_1_NO; + /* fall through */ + case 1: + val |= NV_SOR_DP_PADCTL_PD_TXD_0_NO; + break; + default: + printk(BIOS_ERR, + "dp: invalid lane number %d\n", cfg->lane_count); + return; + } + + tegra_sor_write_field(sor, NV_SOR_DP_PADCTL(sor->portnum), + (0xf << NV_SOR_DP_PADCTL_COMODE_TXD_0_DP_TXD_2_SHIFT), + (val << NV_SOR_DP_PADCTL_COMODE_TXD_0_DP_TXD_2_SHIFT)); + udelay(100); + tegra_sor_write_field(sor, NV_SOR_DP_PADCTL(sor->portnum), + (0xf << NV_SOR_DP_PADCTL_COMODE_TXD_0_DP_TXD_2_SHIFT), 0); +} + +static u32 tegra_dc_poll_register(void *reg, + u32 mask, u32 exp_val, u32 poll_interval_us, u32 timeout_us) +{ + u32 temp = timeout_us; + u32 reg_val = 0; + + do { + udelay(poll_interval_us); + reg_val = READL(reg); + if (timeout_us > poll_interval_us) + timeout_us -= poll_interval_us; + else + break; + } while ((reg_val & mask) != exp_val); + + if ((reg_val & mask) == exp_val) + return 0; /* success */ + + return temp; +} + +static void tegra_dc_sor_general_act(struct display_controller *disp_ctrl) +{ + WRITEL(GENERAL_ACT_REQ, &disp_ctrl->cmd.state_ctrl); + + if (tegra_dc_poll_register(&disp_ctrl->cmd.state_ctrl, + GENERAL_ACT_REQ, 0, 100, + TEGRA_DC_POLL_TIMEOUT_MS*1000)) + printk(BIOS_ERR, + "dc timeout waiting for DC to stop\n"); +} + +static struct tegra_dc_mode min_mode = { + .h_ref_to_sync = 0, + .v_ref_to_sync = 1, + .h_sync_width = 1, + .v_sync_width = 1, + .h_back_porch = 20, + .v_back_porch = 0, + .h_active = 16, + .v_active = 16, + .h_front_porch = 1, + .v_front_porch = 2, +}; + +/* Disable windows and set minimum raster timings */ +static void +tegra_dc_sor_disable_win_short_raster(struct display_controller *disp_ctrl, + int *dc_reg_ctx) +{ + int selected_windows, i; + + selected_windows = READL(&disp_ctrl->cmd.disp_win_header); + + /* Store and clear window options */ + for (i = 0; i < DC_N_WINDOWS; ++i) { + WRITEL(WINDOW_A_SELECT << i, &disp_ctrl->cmd.disp_win_header); + dc_reg_ctx[i] = READL(&disp_ctrl->win.win_opt); + WRITEL(0, &disp_ctrl->win.win_opt); + WRITEL(WIN_A_ACT_REQ << i, &disp_ctrl->cmd.state_ctrl); + } + + WRITEL(selected_windows, &disp_ctrl->cmd.disp_win_header); + + /* Store current raster timings and set minimum timings */ + dc_reg_ctx[i++] = READL(&disp_ctrl->disp.ref_to_sync); + WRITEL(min_mode.h_ref_to_sync | (min_mode.v_ref_to_sync << 16), + &disp_ctrl->disp.ref_to_sync); + + dc_reg_ctx[i++] = READL(&disp_ctrl->disp.sync_width); + WRITEL(min_mode.h_sync_width | (min_mode.v_sync_width << 16), + &disp_ctrl->disp.sync_width); + + dc_reg_ctx[i++] = READL(&disp_ctrl->disp.back_porch); + WRITEL(min_mode.h_back_porch | + min_mode.v_back_porch << 16, + &disp_ctrl->disp.back_porch); + + dc_reg_ctx[i++] = READL(&disp_ctrl->disp.front_porch); + WRITEL(min_mode.h_front_porch | + min_mode.v_front_porch << 16, + &disp_ctrl->disp.front_porch); + + dc_reg_ctx[i++] = READL(&disp_ctrl->disp.disp_active); + WRITEL(min_mode.h_active | (min_mode.v_active << 16), + &disp_ctrl->disp.disp_active); + + WRITEL(GENERAL_ACT_REQ, &disp_ctrl->cmd.state_ctrl); +} + +/* Restore previous windows status and raster timings */ +static void +tegra_dc_sor_restore_win_and_raster(struct display_controller *disp_ctrl, + int *dc_reg_ctx) +{ + int selected_windows, i; + + selected_windows = READL(&disp_ctrl->cmd.disp_win_header); + + for (i = 0; i < DC_N_WINDOWS; ++i) { + WRITEL(WINDOW_A_SELECT << i, &disp_ctrl->cmd.disp_win_header); + WRITEL(dc_reg_ctx[i], &disp_ctrl->win.win_opt); + WRITEL(WIN_A_ACT_REQ << i, &disp_ctrl->cmd.state_ctrl); + } + + WRITEL(selected_windows, &disp_ctrl->cmd.disp_win_header); + + WRITEL(dc_reg_ctx[i++], &disp_ctrl->disp.ref_to_sync); + WRITEL(dc_reg_ctx[i++], &disp_ctrl->disp.sync_width); + WRITEL(dc_reg_ctx[i++], &disp_ctrl->disp.back_porch); + WRITEL(dc_reg_ctx[i++], &disp_ctrl->disp.front_porch); + WRITEL(dc_reg_ctx[i++], &disp_ctrl->disp.disp_active); + + WRITEL(GENERAL_UPDATE, &disp_ctrl->cmd.state_ctrl); +} + +static void tegra_dc_sor_enable_sor(struct tegra_dc_sor_data *sor, int enable) +{ + struct display_controller *disp_ctrl = (void *)sor->dc->base; + u32 reg_val = READL(&disp_ctrl->disp.disp_win_opt); + + reg_val = enable ? reg_val | SOR_ENABLE : reg_val & ~SOR_ENABLE; + WRITEL(reg_val, &disp_ctrl->disp.disp_win_opt); +} + +void tegra_dc_detach(struct tegra_dc_sor_data *sor) +{ + struct display_controller *disp_ctrl = (void *)sor->dc->base; + int dc_reg_ctx[DC_N_WINDOWS + 5]; + unsigned long dc_int_mask; + + /* Sleep mode */ + tegra_sor_writel(sor, NV_SOR_SUPER_STATE1, + NV_SOR_SUPER_STATE1_ASY_HEAD_OP_SLEEP | + NV_SOR_SUPER_STATE1_ASY_ORMODE_SAFE | + NV_SOR_SUPER_STATE1_ATTACHED_YES); + tegra_dc_sor_super_update(sor); + + tegra_dc_sor_disable_win_short_raster(disp_ctrl, dc_reg_ctx); + + if (tegra_dc_sor_poll_register(sor, NV_SOR_TEST, + NV_SOR_TEST_ACT_HEAD_OPMODE_DEFAULT_MASK, + NV_SOR_TEST_ACT_HEAD_OPMODE_SLEEP, + 100, TEGRA_SOR_ATTACH_TIMEOUT_MS*1000)) { + printk(BIOS_ERR, + "dc timeout waiting for OPMOD = SLEEP\n"); + } + + tegra_sor_writel(sor, NV_SOR_SUPER_STATE1, + NV_SOR_SUPER_STATE1_ASY_HEAD_OP_SLEEP | + NV_SOR_SUPER_STATE1_ASY_ORMODE_SAFE | + NV_SOR_SUPER_STATE1_ATTACHED_NO); + + /* Mask DC interrupts during the 2 dummy frames required for detach */ + dc_int_mask = READL(&disp_ctrl->cmd.int_mask); + WRITEL(0, &disp_ctrl->cmd.int_mask); + + /* Stop DC->SOR path */ + tegra_dc_sor_enable_sor(sor, 0); + tegra_dc_sor_general_act(disp_ctrl); + + /* Stop DC */ + WRITEL(DISP_CTRL_MODE_STOP, &disp_ctrl->cmd.disp_cmd); + tegra_dc_sor_general_act(disp_ctrl); + + tegra_dc_sor_restore_win_and_raster(disp_ctrl, dc_reg_ctx); + + WRITEL(dc_int_mask, &disp_ctrl->cmd.int_mask); +} |