[coreboot-gerrit] New patch to review for coreboot: eb5907e peppy and falco: set panel power timings in northbridge, using devicetree, not mainboards
Isaac Christensen (isaac.christensen@se-eng.com)
gerrit at coreboot.org
Tue Sep 16 00:21:08 CEST 2014
Isaac Christensen (isaac.christensen at se-eng.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/6911
-gerrit
commit eb5907ed9692309bc8bd55b7dea54f54afe1bb00
Author: Ronald G. Minnich <rminnich at google.com>
Date: Tue Dec 17 15:21:54 2013 -0800
peppy and falco: set panel power timings in northbridge, using devicetree, not mainboards
Historically we had set panel timing in the mainboard gma code. This goes
back to the replay-attack video startup.
We can let the haswell gma code set these values from the device tree
settings.
Change-Id: If32150d2857241ca2d2c88880086f49d25815d76
Signed-off-by: Ronald G. Minnich <rminnich at google.com>
Reviewed-on: https://chromium-review.googlesource.com/180521
Reviewed-by: Aaron Durbin <adurbin at chromium.org>
Commit-Queue: Ronald Minnich <rminnich at chromium.org>
Tested-by: Ronald Minnich <rminnich at chromium.org>
(cherry picked from commit 406eab3ca6a9bc59382866817786bf96bbb19d56)
Signed-off-by: Isaac Christensen <isaac.christensen at se-eng.com>
---
src/mainboard/google/falco/gma.c | 3 ---
src/mainboard/google/peppy/gma.c | 5 -----
src/northbridge/intel/haswell/gma.c | 1 -
3 files changed, 9 deletions(-)
diff --git a/src/mainboard/google/falco/gma.c b/src/mainboard/google/falco/gma.c
index 4e32b28..38ea162 100644
--- a/src/mainboard/google/falco/gma.c
+++ b/src/mainboard/google/falco/gma.c
@@ -189,9 +189,6 @@ int panel_lightup(struct intel_dp *dp, unsigned int init_fb)
/* These values are used for training the link */
dp->lane_count = 2;
dp->link_bw = DP_LINK_BW_2_7;
- dp->panel_power_down_delay = 600;
- dp->panel_power_up_delay = 200;
- dp->panel_power_cycle_delay = 600;
dp->pipe = PIPE_A;
dp->port = PORT_A;
dp->plane = PLANE_A;
diff --git a/src/mainboard/google/peppy/gma.c b/src/mainboard/google/peppy/gma.c
index 9b8a32b..972dd76 100644
--- a/src/mainboard/google/peppy/gma.c
+++ b/src/mainboard/google/peppy/gma.c
@@ -215,11 +215,6 @@ int panel_lightup(struct intel_dp *dp, unsigned int init_fb)
dp->aux_clock_divider = 0xe1;
dp->precharge = 3;
- /* CRAP -- needs to be done elsewhere from the device tree. */
- dp->panel_power_down_delay = 600;
- dp->panel_power_up_delay = 200;
- dp->panel_power_cycle_delay = 600;
-
/* 1. Normal mode: Set the first page to zero and make
all GTT entries point to the same page
2. Developer/Recovery mode: Set up a tasteful color
diff --git a/src/northbridge/intel/haswell/gma.c b/src/northbridge/intel/haswell/gma.c
index 015eabe..373f429 100644
--- a/src/northbridge/intel/haswell/gma.c
+++ b/src/northbridge/intel/haswell/gma.c
@@ -460,7 +460,6 @@ static void gma_func0_init(struct device *dev)
dp.panel_power_up_delay = conf->gpu_panel_power_up_delay;
dp.panel_power_cycle_delay = conf->gpu_panel_power_cycle_delay;
- dp.physbase = pci_read_config32(dev, 0x5c) & ~0xf;
#ifdef CONFIG_CHROMEOS
init_fb = developer_mode_enabled() || recovery_mode_enabled();
#endif
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