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authorMatt DeVillier <matt.devillier@gmail.com>2017-02-16 11:45:19 -0600
committerMartin Roth <martinroth@google.com>2017-02-20 04:44:13 +0100
commitee6a612eb2edb32a55ee92c6fdfcdc474c6b21f1 (patch)
tree58e6ea542f08ca957da9a5462ae0e286d70d2d3a /src/southbridge/intel
parentefd9dee646629948a54f68eca21b6ee922c55e10 (diff)
downloadcoreboot-ee6a612eb2edb32a55ee92c6fdfcdc474c6b21f1.tar.xz
Revert "intel/lynxpoint,broadwell: Fix eDP display in Windows, SeaBios & Tiano"
We've been able to narrow down the problem to a single register/ single bit, so revert this commit and address the problem in a follow-on commit. This reverts commit 0f2025da0fd4dce6b951b4c4b97c9370ca7d66db. Change-Id: I780f9ea2976dd223aaa3e060aef6e1af8012c346 Signed-off-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-on: https://review.coreboot.org/18384 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/southbridge/intel')
-rw-r--r--src/southbridge/intel/lynxpoint/Kconfig9
-rw-r--r--src/southbridge/intel/lynxpoint/lpc.c2
2 files changed, 0 insertions, 11 deletions
diff --git a/src/southbridge/intel/lynxpoint/Kconfig b/src/southbridge/intel/lynxpoint/Kconfig
index 31a7db3fa2..742f95cbd2 100644
--- a/src/southbridge/intel/lynxpoint/Kconfig
+++ b/src/southbridge/intel/lynxpoint/Kconfig
@@ -97,13 +97,4 @@ config LOCK_MANAGEMENT_ENGINE
bool
default n
-config LYNXPOINT_POWER_OPTIMIZER
- bool "Enable Power Optimizer"
- default y if CHROMEOS
- help
- Enable the power optimizer for the High Speed I/O
- Power Control (HSIOPC). This can break graphics
- under Windows, but can improve battery life under
- 'mostly idle' conditions.
-
endif
diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c
index a399eb357a..04cb0bd504 100644
--- a/src/southbridge/intel/lynxpoint/lpc.c
+++ b/src/southbridge/intel/lynxpoint/lpc.c
@@ -346,7 +346,6 @@ const struct rcba_config_instruction lpt_lp_pm_rcba[] = {
RCBA_RMW_REG_32(0x33b4, 0, 0x00007001),
RCBA_RMW_REG_32(0x3350, 0, 0x022ddfff),
RCBA_RMW_REG_32(0x3354, 0, 0x00000001),
-#if IS_ENABLED(CONFIG_LYNXPOINT_POWER_OPTIMIZER)
RCBA_RMW_REG_32(0x33d4, ~0, 0x08000000), /* Power Optimizer */
RCBA_RMW_REG_32(0x33c8, ~0, 0x08000080), /* Power Optimizer */
RCBA_RMW_REG_32(0x2b10, 0, 0x0000883c), /* Power Optimizer */
@@ -354,7 +353,6 @@ const struct rcba_config_instruction lpt_lp_pm_rcba[] = {
RCBA_RMW_REG_32(0x2b24, 0, 0x40000005), /* Power Optimizer */
RCBA_RMW_REG_32(0x2b20, 0, 0x0005db01), /* Power Optimizer */
RCBA_RMW_REG_32(0x3a80, 0, 0x05145005),
-#endif
RCBA_END_CONFIG
};