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authorMichael Niewöhner <foss@mniewoehner.de>2020-12-28 00:49:33 +0100
committerNico Huber <nico.h@gmx.de>2021-01-01 21:12:12 +0000
commit97e21d3e956ea2657a63fb98c22548f9fd52afef (patch)
tree8402f766ce761b557661ad57cc20bcb85694c0ea /src/mainboard/purism
parent44fa0d4ca00fa4ca88415b7ca717767dd31f83f7 (diff)
nb/intel/hsw,soc/intel/{bdw,skl,apl},mb/*: unify dt panel settings
There are multiple different devicetree setting formats for graphics panel settings present in coreboot. Replace the ones for the platforms that already have (mostly) unified gma/graphics setup code by a unified struct in the gma driver. Hook it up in HSW, BDW, SKL, and APL and adapt the devicetrees accordingly. Always ensure that values don't overflow by applying appropriate masks. The remaining platforms implementing panel settings (GM45, i945, ILK and SNB) can be migrated later after unifying their gma/graphics setup code. Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Change-Id: I445defe01d5fbf9a69cf05cf1b5bd6c7c2c1725e Reviewed-on: https://review.coreboot.org/c/coreboot/+/48885 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/mainboard/purism')
-rw-r--r--src/mainboard/purism/librem_bdw/devicetree.cb17
-rw-r--r--src/mainboard/purism/librem_skl/devicetree.cb17
2 files changed, 17 insertions, 17 deletions
diff --git a/src/mainboard/purism/librem_bdw/devicetree.cb b/src/mainboard/purism/librem_bdw/devicetree.cb
index 41943e72ef..cd5bb44b7c 100644
--- a/src/mainboard/purism/librem_bdw/devicetree.cb
+++ b/src/mainboard/purism/librem_bdw/devicetree.cb
@@ -6,15 +6,14 @@ chip soc/intel/broadwell
# Enable DDI1 Hotplug with 6ms pulse
register "gpu_dp_b_hotplug" = "0x06"
- # Set backlight PWM value for eDP
- register "gpu_pch_backlight_pwm_hz" = "200"
-
- # Set panel power delays
- register "gpu_panel_power_cycle_delay_ms" = "500"
- register "gpu_panel_power_up_delay_ms" = "200"
- register "gpu_panel_power_down_delay_ms" = "50"
- register "gpu_panel_power_backlight_on_delay_ms" = "200"
- register "gpu_panel_power_backlight_off_delay_ms" = "200"
+ register "panel_cfg" = "{
+ .up_delay_ms = 200,
+ .down_delay_ms = 50,
+ .cycle_delay_ms = 500,
+ .backlight_on_delay_ms = 200,
+ .backlight_off_delay_ms = 200,
+ .backlight_pwm_hz = 200,
+ }"
device cpu_cluster 0 on
device lapic 0 on end
diff --git a/src/mainboard/purism/librem_skl/devicetree.cb b/src/mainboard/purism/librem_skl/devicetree.cb
index c59df40518..c3a9567ccf 100644
--- a/src/mainboard/purism/librem_skl/devicetree.cb
+++ b/src/mainboard/purism/librem_skl/devicetree.cb
@@ -1,16 +1,17 @@
chip soc/intel/skylake
- register "gpu_pp_up_delay_ms" = "200"
- register "gpu_pp_down_delay_ms" = " 50"
- register "gpu_pp_cycle_delay_ms" = "500"
- register "gpu_pp_backlight_on_delay_ms" = " 1"
- register "gpu_pp_backlight_off_delay_ms" = "200"
-
- register "gpu_pch_backlight_pwm_hz" = "200"
-
# IGD Displays
register "gfx" = "GMA_STATIC_DISPLAYS(0)"
+ register "panel_cfg" = "{
+ .up_delay_ms = 200,
+ .down_delay_ms = 50,
+ .cycle_delay_ms = 500,
+ .backlight_on_delay_ms = 1,
+ .backlight_off_delay_ms = 200,
+ .backlight_pwm_hz = 200,
+ }"
+
register "deep_s3_enable_ac" = "0"
register "deep_s3_enable_dc" = "0"
register "deep_s5_enable_ac" = "0"