diff options
Diffstat (limited to 'src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c')
-rw-r--r-- | src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c | 110 |
1 files changed, 18 insertions, 92 deletions
diff --git a/src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c b/src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c index 53fbfda3bc..e3e1f4bd56 100644 --- a/src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c +++ b/src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c @@ -36,54 +36,6 @@ #if IS_ENABLED(CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT) -static size_t generate_vbt(const struct northbridge_intel_sandybridge_config *conf, - void *vbt) -{ - struct vbt_header *head = vbt; - struct bdb_header *bdb_head; - struct bdb_general_features *genfeat; - u8 *ptr; - - memset(head, 0, sizeof (*head)); - - memcpy(head->signature, "$VBT SNB/IVB-MOBILE ", 20); - head->version = 100; - head->header_size = sizeof (*head); - head->bdb_offset = sizeof (*head); - - bdb_head = (struct bdb_header *) (head + 1); - memset(bdb_head, 0, sizeof (*bdb_head)); - memcpy(bdb_head->signature, "BIOS_DATA_BLOCK ", 16); - bdb_head->version = 0xa8; - bdb_head->header_size = sizeof (*bdb_head); - - ptr = (u8 *) (bdb_head + 1); - - ptr[0] = BDB_GENERAL_FEATURES; - ptr[1] = sizeof (*genfeat); - ptr[2] = sizeof (*genfeat) >> 8; - ptr += 3; - - genfeat = (struct bdb_general_features *) ptr; - memset(genfeat, 0, sizeof (*genfeat)); - genfeat->panel_fitting = 3; - genfeat->flexaim = 1; - genfeat->download_ext_vbt = 1; - genfeat->enable_ssc = conf->gpu_use_spread_spectrum_clock; - genfeat->ssc_freq = !conf->gpu_link_frequency_270_mhz; - genfeat->rsvd10 = 0x4; - genfeat->legacy_monitor_detect = 1; - genfeat->int_crt_support = 1; - genfeat->dp_ssc_enb = 1; - - ptr += sizeof (*genfeat); - - bdb_head->bdb_size = ptr - (u8 *)bdb_head; - head->vbt_size = ptr - (u8 *)head; - head->vbt_checksum = 0; - return ptr - (u8 *)head; -} - static void link_train(u32 mmio) { write32(mmio+0xf000c,0x40); @@ -207,8 +159,8 @@ static void enable_port(u32 mmio) read32(mmio + 0xc4000); } -int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, - u32 physbase, u16 piobase, u32 mmio, u32 lfb) +int i915lightup_sandy(const struct i915_gpu_controller_info *info, + u32 physbase, u16 piobase, u32 mmio, u32 lfb) { int i; u8 edid_data[128]; @@ -277,7 +229,7 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, u32 candp1, candn; u32 best_delta = 0xffffffff; - u32 target_frequency = info->gpu_lvds_dual_channel ? edid.pixel_clock + u32 target_frequency = info->lvds_dual_channel ? edid.pixel_clock : (2 * edid.pixel_clock); u32 pixel_p1 = 1; u32 pixel_n = 1; @@ -350,7 +302,7 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, return 0; } - u32 link_frequency = info->gpu_link_frequency_270_mhz ? 270000 : 162000; + u32 link_frequency = info->link_frequency_270_mhz ? 270000 : 162000; u32 data_m1; u32 data_n1 = 0x00800000; u32 link_m1; @@ -359,7 +311,7 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, link_m1 = ((uint64_t)link_n1 * edid.pixel_clock) / link_frequency; data_m1 = ((uint64_t)data_n1 * 18 * edid.pixel_clock) - / (link_frequency * 8 * (info->gpu_lvds_num_lanes ? : 1)); + / (link_frequency * 8 * (info->lvds_num_lanes ? : 1)); printk(BIOS_INFO, "bringing up panel at resolution %d x %d\n", hactive, vactive); @@ -371,10 +323,10 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, hsync, vsync); printk(BIOS_DEBUG, "Front porch %d x %d\n", hfront_porch, vfront_porch); - printk(BIOS_DEBUG, (info->gpu_use_spread_spectrum_clock + printk(BIOS_DEBUG, (info->use_spread_spectrum_clock ? "Spread spectrum clock\n" : "DREF clock\n")); printk(BIOS_DEBUG, - info->gpu_lvds_dual_channel ? "Dual channel\n" : "Single channel\n"); + info->lvds_dual_channel ? "Dual channel\n" : "Single channel\n"); printk(BIOS_DEBUG, "Polarities %d, %d\n", hpolarity, vpolarity); printk(BIOS_DEBUG, "Data M1=%d, N1=%d\n", @@ -391,12 +343,12 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, write32(mmio + PCH_LVDS, (hpolarity << 20) | (vpolarity << 21) - | (info->gpu_lvds_dual_channel ? LVDS_CLOCK_B_POWERUP_ALL + | (info->lvds_dual_channel ? LVDS_CLOCK_B_POWERUP_ALL | LVDS_CLOCK_BOTH_POWERUP_ALL : 0) | LVDS_BORDER_ENABLE | LVDS_CLOCK_A_POWERUP_ALL | LVDS_DETECTED); write32(mmio + BLC_PWM_CPU_CTL2, (1 << 31)); - write32(mmio + PCH_DREF_CONTROL, (info->gpu_use_spread_spectrum_clock + write32(mmio + PCH_DREF_CONTROL, (info->use_spread_spectrum_clock ? 0x1002 : 0x400)); mdelay(1); write32(mmio + PCH_PP_CONTROL, PANEL_UNLOCK_REGS @@ -406,10 +358,10 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, | ((pixel_m1 - 2) << 8) | pixel_m2); write32(mmio + _PCH_DPLL(0), DPLL_VCO_ENABLE | DPLLB_MODE_LVDS - | (info->gpu_lvds_dual_channel ? DPLLB_LVDS_P2_CLOCK_DIV_7 + | (info->lvds_dual_channel ? DPLLB_LVDS_P2_CLOCK_DIV_7 : DPLLB_LVDS_P2_CLOCK_DIV_14) | (0x10000 << (pixel_p1 - 1)) - | ((info->gpu_use_spread_spectrum_clock ? 3 : 0) << 13) + | ((info->use_spread_spectrum_clock ? 3 : 0) << 13) | (0x1 << (pixel_p1 - 1))); mdelay(1); @@ -418,10 +370,10 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, mdelay(1); write32(mmio + _PCH_DPLL(0), DPLL_VCO_ENABLE | DPLLB_MODE_LVDS - | (info->gpu_lvds_dual_channel ? DPLLB_LVDS_P2_CLOCK_DIV_7 + | (info->lvds_dual_channel ? DPLLB_LVDS_P2_CLOCK_DIV_7 : DPLLB_LVDS_P2_CLOCK_DIV_14) | (0x10000 << (pixel_p1 - 1)) - | ((info->gpu_use_spread_spectrum_clock ? 3 : 0) << 13) + | ((info->use_spread_spectrum_clock ? 3 : 0) << 13) | (0x1 << (pixel_p1 - 1))); /* Re-lock the registers. */ write32(mmio + PCH_PP_CONTROL, @@ -429,7 +381,7 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, write32(mmio + PCH_LVDS, (hpolarity << 20) | (vpolarity << 21) - | (info->gpu_lvds_dual_channel ? LVDS_CLOCK_B_POWERUP_ALL + | (info->lvds_dual_channel ? LVDS_CLOCK_B_POWERUP_ALL | LVDS_CLOCK_BOTH_POWERUP_ALL : 0) | LVDS_BORDER_ENABLE | LVDS_CLOCK_A_POWERUP_ALL | LVDS_DETECTED); @@ -526,7 +478,7 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, write32(mmio + PCH_LVDS, LVDS_PORT_ENABLE | (hpolarity << 20) | (vpolarity << 21) - | (info->gpu_lvds_dual_channel ? LVDS_CLOCK_B_POWERUP_ALL + | (info->lvds_dual_channel ? LVDS_CLOCK_B_POWERUP_ALL | LVDS_CLOCK_BOTH_POWERUP_ALL : 0) | LVDS_BORDER_ENABLE | LVDS_CLOCK_A_POWERUP_ALL | LVDS_DETECTED); @@ -562,35 +514,9 @@ int i915lightup_sandy(const struct northbridge_intel_sandybridge_config *info, #endif /* Linux relies on VBT for panel info. */ - optionrom_header_t *oh = (void *)PCI_VGA_RAM_IMAGE_START; - optionrom_pcir_t *pcir; - size_t vbt_size; - size_t fake_oprom_size; - struct device *dev; - - dev = dev_find_slot(0, PCI_DEVFN(2, 0)); - - memset(oh, 0, 8192); - - oh->signature = OPROM_SIGNATURE; - oh->pcir_offset = 0x40; - oh->vbt_offset = 0x80; - - pcir = (void *)(PCI_VGA_RAM_IMAGE_START + 0x40); - pcir->signature = 0x52494350; // PCIR - pcir->vendor = dev->vendor; - pcir->device = dev->device; - pcir->length = sizeof(*pcir); - pcir->revision = dev->class; - pcir->classcode[0] = dev->class >> 8; - pcir->classcode[1] = dev->class >> 16; - pcir->classcode[2] = dev->class >> 24; - pcir->indicator = 0x80; - - vbt_size = generate_vbt (info, (void *)(PCI_VGA_RAM_IMAGE_START + 0x80)); - fake_oprom_size = (0x80 + vbt_size + 511) / 512; - oh->size = fake_oprom_size; - pcir->imagelength = fake_oprom_size; + generate_fake_intel_oprom(info, dev_find_slot(0, PCI_DEVFN(2, 0)), + "$VBT SNB/IVB-MOBILE "); + return 1; } |