summaryrefslogtreecommitdiff
path: root/src/soc/intel/skylake
diff options
context:
space:
mode:
authorNico Huber <nico.h@gmx.de>2020-04-26 20:37:32 +0200
committerNico Huber <nico.h@gmx.de>2020-05-27 21:35:29 +0000
commitdd274e2971ff128742e362daef65181dc2818aaa (patch)
tree12baa9f4f93344ba846ef82f0eebb6f3d2796253 /src/soc/intel/skylake
parentdd597627295e0063e29ba43a0b2d6fdefb12c2c6 (diff)
soc/intel/gma: Move DDI-A 4-lane config to common code
Change-Id: I0572dbbfb61e5e0129fe6a3a1b5894145d74fd0d Signed-off-by: Nico Huber <nico.h@gmx.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/40728 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/skylake')
-rw-r--r--src/soc/intel/skylake/Kconfig1
-rw-r--r--src/soc/intel/skylake/graphics.c21
2 files changed, 2 insertions, 20 deletions
diff --git a/src/soc/intel/skylake/Kconfig b/src/soc/intel/skylake/Kconfig
index 55437f356e..27c108497c 100644
--- a/src/soc/intel/skylake/Kconfig
+++ b/src/soc/intel/skylake/Kconfig
@@ -74,6 +74,7 @@ config CPU_SPECIFIC_OPTIONS
select SOC_INTEL_COMMON_NHLT
select SOC_INTEL_COMMON_RESET
select SOC_INTEL_COMMON_BLOCK_POWER_LIMIT
+ select SOC_INTEL_CONFIGURE_DDI_A_4_LANES
select SSE2
select SUPPORT_CPU_UCODE_IN_CBFS
select TSC_MONOTONIC_TIMER
diff --git a/src/soc/intel/skylake/graphics.c b/src/soc/intel/skylake/graphics.c
index d88709777a..27cb87481c 100644
--- a/src/soc/intel/skylake/graphics.c
+++ b/src/soc/intel/skylake/graphics.c
@@ -1,6 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0-only */
-#include <acpi/acpi.h>
#include <commonlib/helpers.h>
#include <console/console.h>
#include <device/mmio.h>
@@ -16,7 +15,7 @@ uintptr_t fsp_soc_get_igd_bar(void)
return graphics_get_memory_base();
}
-static void graphics_setup_panel(struct device *dev)
+void graphics_soc_init(struct device *dev)
{
struct soc_intel_skylake_config *conf = config_of(dev);
struct resource *mmio_res;
@@ -76,24 +75,6 @@ static void graphics_setup_panel(struct device *dev)
}
}
-void graphics_soc_init(struct device *dev)
-{
- u32 ddi_buf_ctl;
-
- graphics_setup_panel(dev);
-
- /*
- * Enable DDI-A (eDP) 4-lane operation if the link is not up yet.
- * This will allow the kernel to use 4-lane eDP links properly
- * if the VBIOS or GOP driver does not execute.
- */
- ddi_buf_ctl = graphics_gtt_read(DDI_BUF_CTL_A);
- if (!acpi_is_wakeup_s3() && !(ddi_buf_ctl & DDI_BUF_CTL_ENABLE)) {
- ddi_buf_ctl |= DDI_A_4_LANES;
- graphics_gtt_write(DDI_BUF_CTL_A, ddi_buf_ctl);
- }
-}
-
const struct i915_gpu_controller_info *
intel_igd_get_controller_info(const struct device *device)
{