diff options
Diffstat (limited to 'src/soc/nvidia/tegra132')
| -rw-r--r-- | src/soc/nvidia/tegra132/Makefile.inc | 4 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/chip.h | 2 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/dc.c (renamed from src/soc/nvidia/tegra132/display.c) | 116 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/dsi.c (renamed from src/soc/nvidia/tegra132/tegra_dsi.c) | 98 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/include/soc/display.h | 12 |
5 files changed, 114 insertions, 118 deletions
diff --git a/src/soc/nvidia/tegra132/Makefile.inc b/src/soc/nvidia/tegra132/Makefile.inc index fc22b2a69b..9d4c33ddf3 100644 --- a/src/soc/nvidia/tegra132/Makefile.inc +++ b/src/soc/nvidia/tegra132/Makefile.inc @@ -66,8 +66,8 @@ ramstage-y += cbmem.c ramstage-y += cpu.c ramstage-y += cpu_lib.S ramstage-y += clock.c -ramstage-$(CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT) += display.c -ramstage-$(CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT) += tegra_dsi.c +ramstage-$(CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT) += dc.c +ramstage-$(CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT) += dsi.c ramstage-$(CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT) += mipi_dsi.c ramstage-$(CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT) += mipi.c ramstage-$(CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT) += mipi-phy.c diff --git a/src/soc/nvidia/tegra132/chip.h b/src/soc/nvidia/tegra132/chip.h index 2468870569..fbbef500d4 100644 --- a/src/soc/nvidia/tegra132/chip.h +++ b/src/soc/nvidia/tegra132/chip.h @@ -21,6 +21,7 @@ #define __SOC_NVIDIA_TEGRA132_CHIP_H__ #include <soc/addressmap.h> #include <stdint.h> +#include <soc/nvidia/tegra/dc.h> struct soc_nvidia_tegra132_config { /* Address to monitor if spintable employed. */ @@ -68,6 +69,7 @@ struct soc_nvidia_tegra132_config { int refresh; /* display refresh rate */ int pixel_clock; /* dc pixel clock source rate */ + int win_opt; }; #endif /* __SOC_NVIDIA_TEGRA132_CHIP_H__ */ diff --git a/src/soc/nvidia/tegra132/display.c b/src/soc/nvidia/tegra132/dc.c index d616b7356f..e5ab23ad89 100644 --- a/src/soc/nvidia/tegra132/display.c +++ b/src/soc/nvidia/tegra132/dc.c @@ -19,20 +19,9 @@ #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 <device/i2c.h> -#include <string.h> -#include <cpu/cpu.h> -#include <boot/tables.h> -#include <cbmem.h> -#include <edid.h> -#include <soc/clock.h> #include <soc/nvidia/tegra/dc.h> -#include <soc/funitcfg.h> #include "chip.h" #include <soc/display.h> @@ -89,7 +78,7 @@ static void print_mode(const struct soc_nvidia_tegra132_config *config) } } -static int update_display_mode(struct display_controller *disp_ctrl, +int update_display_mode(struct display_controller *disp_ctrl, struct soc_nvidia_tegra132_config *config) { print_mode(config); @@ -108,8 +97,8 @@ static int update_display_mode(struct display_controller *disp_ctrl, WRITEL(0x0, &disp_ctrl->disp.disp_timing_opt); WRITEL(0x0, &disp_ctrl->disp.disp_color_ctrl); - // select DSI - WRITEL(DSI_ENABLE, &disp_ctrl->disp.disp_win_opt); + /* select win opt */ + WRITEL(config->win_opt, &disp_ctrl->disp.disp_win_opt); WRITEL(config->vref_to_sync << 16 | config->href_to_sync, &disp_ctrl->disp.ref_to_sync); @@ -156,7 +145,7 @@ static int update_display_mode(struct display_controller *disp_ctrl, * display enable register (_DISP_DISP_WIN_OPTIONS). This is * becasue framebuffer is not available until payload stage. */ -static void update_window(const struct soc_nvidia_tegra132_config *config) +void update_window(const struct soc_nvidia_tegra132_config *config) { struct display_controller *disp_ctrl = (void *)config->display_controller; @@ -197,7 +186,7 @@ static void update_window(const struct soc_nvidia_tegra132_config *config) WRITEL(val, &disp_ctrl->cmd.state_ctrl); } -static int tegra_dc_init(struct display_controller *disp_ctrl) +int tegra_dc_init(struct display_controller *disp_ctrl) { /* do not accept interrupts during initialization */ WRITEL(0x00000000, &disp_ctrl->cmd.int_mask); @@ -232,98 +221,3 @@ static int tegra_dc_init(struct display_controller *disp_ctrl) return 0; } - -void display_startup(device_t dev) -{ - struct soc_nvidia_tegra132_config *config = dev->chip_info; - struct display_controller *disp_ctrl = - (void *)config->display_controller; - u32 plld_rate; - - u32 framebuffer_size_mb = config->framebuffer_size / MiB; - u32 framebuffer_base_mb= config->framebuffer_base / MiB; - - 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; - } - - 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. - */ - /* set default plld */ - plld_rate = clock_configure_plld(config->pixel_clock * 2); - if (plld_rate == 0) { - printk(BIOS_ERR, "dc: clock init failed\n"); - return; - } - - /* 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; - } - - /* Configure and enable dsi controller and panel */ - if (dsi_enable(config)) { - printk(BIOS_ERR, "%s: failed to enable dsi controllers.\n", - __func__); - return; - } - - /* Set up window */ - update_window(config); - printk(BIOS_INFO, "%s: display init done.\n", __func__); - - /* - * Pass panel information to cb tables - */ - struct edid edid; - /* Align bytes_per_line to 64 bytes as required by dc */ - edid.bytes_per_line = ALIGN_UP((config->display_xres * - config->framebuffer_bits_per_pixel / 8), 64); - edid.x_resolution = edid.bytes_per_line / - (config->framebuffer_bits_per_pixel / 8); - edid.y_resolution = config->display_yres; - edid.framebuffer_bits_per_pixel = config->framebuffer_bits_per_pixel; - - printk(BIOS_INFO, "%s: bytes_per_line: %d, bits_per_pixel: %d\n " - " x_res x y_res: %d x %d, size: %d\n", - __func__, edid.bytes_per_line, - edid.framebuffer_bits_per_pixel, - edid.x_resolution, edid.y_resolution, - (edid.bytes_per_line * edid.y_resolution)); - - set_vbe_mode_info_valid(&edid, 0); - - /* - * 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/tegra_dsi.c b/src/soc/nvidia/tegra132/dsi.c index f1e7c9f1c6..cfeb7fdebc 100644 --- a/src/soc/nvidia/tegra132/tegra_dsi.c +++ b/src/soc/nvidia/tegra132/dsi.c @@ -26,7 +26,9 @@ #include <soc/addressmap.h> #include <soc/clock.h> #include <device/device.h> +#include <edid.h> #include <soc/nvidia/tegra/types.h> +#include <soc/nvidia/tegra/dc.h> #include "chip.h" #include <soc/display.h> #include <soc/mipi_dsi.h> @@ -845,7 +847,7 @@ static int dsi_probe(struct soc_nvidia_tegra132_config *config) return 0; } -int dsi_enable(struct soc_nvidia_tegra132_config *config) +static int dsi_enable(struct soc_nvidia_tegra132_config *config) { struct tegra_dsi *dsi_a = &dsi_data[DSI_A]; @@ -872,3 +874,97 @@ int dsi_enable(struct soc_nvidia_tegra132_config *config) return 0; } + +void display_startup(device_t dev) +{ + struct soc_nvidia_tegra132_config *config = dev->chip_info; + struct display_controller *disp_ctrl = + (void *)config->display_controller; + u32 plld_rate; + + u32 framebuffer_size_mb = config->framebuffer_size / MiB; + u32 framebuffer_base_mb= config->framebuffer_base / MiB; + + 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; + } + + 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. + */ + /* set default plld */ + plld_rate = clock_configure_plld(config->pixel_clock * 2); + if (plld_rate == 0) { + printk(BIOS_ERR, "dc: clock init failed\n"); + return; + } + + /* 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; + } + + /* Configure and enable dsi controller and panel */ + if (dsi_enable(config)) { + printk(BIOS_ERR, "%s: failed to enable dsi controllers.\n", + __func__); + return; + } + + /* Set up window */ + update_window(config); + printk(BIOS_INFO, "%s: display init done.\n", __func__); + + /* + * Pass panel information to cb tables + */ + struct edid edid; + /* Align bytes_per_line to 64 bytes as required by dc */ + edid.bytes_per_line = ALIGN_UP((config->display_xres * + config->framebuffer_bits_per_pixel / 8), 64); + edid.x_resolution = edid.bytes_per_line / + (config->framebuffer_bits_per_pixel / 8); + edid.y_resolution = config->display_yres; + edid.framebuffer_bits_per_pixel = config->framebuffer_bits_per_pixel; + + printk(BIOS_INFO, "%s: bytes_per_line: %d, bits_per_pixel: %d\n " + " x_res x y_res: %d x %d, size: %d\n", + __func__, edid.bytes_per_line, + edid.framebuffer_bits_per_pixel, + edid.x_resolution, edid.y_resolution, + (edid.bytes_per_line * edid.y_resolution)); + + set_vbe_mode_info_valid(&edid, 0); + + /* + * 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 3378a4f2d2..b0f2573246 100644 --- a/src/soc/nvidia/tegra132/include/soc/display.h +++ b/src/soc/nvidia/tegra132/include/soc/display.h @@ -34,8 +34,12 @@ (mode->yres + mode->vfront_porch + \ mode->vsync_width + mode->vback_porch) -struct soc_nvidia_tegra132_config; /* forward declaration */ - -int dsi_enable(struct soc_nvidia_tegra132_config *config); - +/* forward declaration */ +struct soc_nvidia_tegra132_config; +struct display_controller; + +int tegra_dc_init(struct display_controller *disp_ctrl); +int update_display_mode(struct display_controller *disp_ctrl, + struct soc_nvidia_tegra132_config *config); +void update_window(const struct soc_nvidia_tegra132_config *config); #endif /* __SOC_NVIDIA_TEGRA132_INCLUDE_SOC_DISPLAY_H__ */ |