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mb/google/corsola: Distinguish anx7625 and ps8640 for steelix 

Steelix uses ps8640 for board revision < 2, and uses anx7625 for newer
revisions. So we use board_id to distinguish anx7625 and ps8640.

BUG=b:242018373
TEST=firmware bootsplash is shown on eDP panel of steelix.

Change-Id: Ia6907d2e6e290375946afb13176ab9a26dedd671
Signed-off-by: Zanxi Chen <chenzanxi@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66650
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Reviewed-by: Yidi Lin <yidilin@chromium.org>
This commit is contained in:
Zanxi Chen 2022-08-11 17:09:17 +08:00 committed by Martin Roth
parent 1e811069b3
commit 492ce25475
2 changed files with 12 additions and 7 deletions
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4
src/mainboard/google/corsola/Kconfig
View File

@ -40,8 +40,8 @@ config BOARD_SPECIFIC_OPTIONS
select MAINBOARD_HAS_TPM2 if VBOOT
select MAINBOARD_HAS_NATIVE_VGA_INIT
select HAVE_LINEAR_FRAMEBUFFER
select DRIVER_ANALOGIX_ANX7625 if BOARD_GOOGLE_KINGLER
select DRIVER_PARADE_PS8640 if BOARD_GOOGLE_KRABBY_COMMON || BOARD_GOOGLE_STEELIX
select DRIVER_ANALOGIX_ANX7625
select DRIVER_PARADE_PS8640
select RTC
config MAINBOARD_DIR

15
src/mainboard/google/corsola/display.c
View File

@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <assert.h>
#include <boardid.h>
#include <console/console.h>
#include <delay.h>
#include <drivers/analogix/anx7625/anx7625.h>
@ -124,18 +125,22 @@ static const struct edp_bridge ps8640_bridge = {
.post_power_on = bridge_ps8640_post_power_on,
};
_Static_assert(CONFIG(DRIVER_ANALOGIX_ANX7625) + CONFIG(DRIVER_PARADE_PS8640) == 1,
"Exactly one of ANX7625 and PS8640 must be set");
_Static_assert(CONFIG(BOARD_GOOGLE_KINGLER_COMMON) + CONFIG(BOARD_GOOGLE_KRABBY_COMMON) == 1,
"Exactly one of KINGLER and KRABBY must be set");
int configure_display(void)
{
struct edid edid;
const u8 i2c_bus = I2C0;
const struct edp_bridge *bridge;
uint32_t board_version = board_id();
if (CONFIG(DRIVER_ANALOGIX_ANX7625))
bridge = &anx7625_bridge;
else if (CONFIG(DRIVER_PARADE_PS8640))
if (CONFIG(BOARD_GOOGLE_KINGLER_COMMON))
if (CONFIG(BOARD_GOOGLE_STEELIX) && board_version < 2)
bridge = &ps8640_bridge;
else
bridge = &anx7625_bridge;
else /* BOARD_GOOGLE_KRABBY_COMMON */
bridge = &ps8640_bridge;
printk(BIOS_INFO, "%s: Starting display init\n", __func__);