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mb/google/dedede/var/sasuke: Update LTE GPIO configuration 

Update GPP_A10 and GPP_H17 configuration to meet LTE power sequence
specification.
- FCPO (GPP_A10) should not turned off during warm reset.

BUG=b:177177967
BRANCH=dedede
TEST=Verified LTE power signal waveforms during powering on and off

Change-Id: I469f9c94ebd6bf2b68a0edc74f229158d82d0ef8
Signed-off-by: Seunghwan Kim <sh_.kim@samsung.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51429
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Seunghwan Kim 2021-03-12 16:36:53 +09:00 committed by Patrick Georgi
parent 968ef75988
commit e990f345c4
1 changed files with 2 additions and 2 deletions
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4
src/mainboard/google/dedede/variants/sasuke/gpio.c
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@ -6,7 +6,7 @@
/* Pad configuration in ramstage*/ /* Pad configuration in ramstage*/
static const struct pad_config gpio_table[] = { static const struct pad_config gpio_table[] = {
/* A10 : WWAN_EN */ /* A10 : WWAN_EN */
PAD_CFG_GPO(GPP_A10, 0, PLTRST), PAD_CFG_GPO(GPP_A10, 1, PWROK),
/* A11 : TOUCH_RPT_EN ==> NC */ /* A11 : TOUCH_RPT_EN ==> NC */
PAD_NC(GPP_A11, NONE), PAD_NC(GPP_A11, NONE),
@ -57,7 +57,7 @@ static const struct pad_config gpio_table[] = {
/* H7 : AP_I2C_CAM_SCL ==> NC */ /* H7 : AP_I2C_CAM_SCL ==> NC */
PAD_NC(GPP_H7, NONE), PAD_NC(GPP_H7, NONE),
/* H17 : WWAN_RST_L */ /* H17 : WWAN_RST_L */
PAD_CFG_GPO(GPP_H17, 1, PLTRST), PAD_CFG_GPO(GPP_H17, 0, PLTRST),
/* S2 : DMIC1_CLK ==> NC */ /* S2 : DMIC1_CLK ==> NC */
PAD_NC(GPP_S2, NONE), PAD_NC(GPP_S2, NONE),