diff options
| author | Eric Lai <ericr_lai@compal.corp-partner.google.com> | 2019-05-03 16:08:07 +0800 |
|---|---|---|
| committer | Duncan Laurie <dlaurie@chromium.org> | 2019-05-06 15:59:55 +0000 |
| commit | 8c0acc5515f8a381cf2d33c61951d229d4ef358a (patch) | |
| tree | 7dc94eb391fd4e2a28470c67f7c6413206fbdd12 | |
| parent | 1a6b5c23a1f5892c7a461d6a6ef547e2abe524f4 (diff) | |
| download | coreboot-8c0acc5515f8a381cf2d33c61951d229d4ef358a.tar.xz | |
mb/google/sarien: Fine tune SD card D3 cold timing
A13 and A15 need to set low before H12 reset. Change
the program sequence for fit HW requirement.
BUG=b:131876963
TEST=boot up and check SD card functional
Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: I2f1752070f24833aaaab75dea8493caf2ed7f157
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32552
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
| -rw-r--r-- | src/mainboard/google/sarien/variants/sarien/gpio.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/mainboard/google/sarien/variants/sarien/gpio.c b/src/mainboard/google/sarien/variants/sarien/gpio.c index 53a937ff39..ec3b44d4a3 100644 --- a/src/mainboard/google/sarien/variants/sarien/gpio.c +++ b/src/mainboard/google/sarien/variants/sarien/gpio.c @@ -31,9 +31,9 @@ static const struct pad_config gpio_table[] = { /* CLKOUT_LPC1 */ PAD_NC(GPP_A10, NONE), /* PME# */ PAD_NC(GPP_A11, NONE), /* BM_BUSY# */ PAD_NC(GPP_A12, NONE), -/* SUSWARN# */ PAD_CFG_GPO(GPP_A13, 0, DEEP), /* Card reader D3 cold */ + /* ESPI_RESET# */ -/* SUSACK# */ PAD_CFG_GPO(GPP_A15, 0, DEEP), /* Card reader D3 cold */ + /* SD_1P8_SEL */ PAD_NC(GPP_A16, NONE), /* SD_PWR_EN# */ PAD_NC(GPP_A17, NONE), /* ISH_GP0 */ PAD_NC(GPP_A18, NONE), @@ -224,9 +224,12 @@ static const struct pad_config gpio_table[] = { /* Early pad configuration in bootblock */ static const struct pad_config early_gpio_table[] = { -/* M2_SKT2_CFG0 */ PAD_CFG_GPO(GPP_H12, 0, DEEP), /* D3 cold RST */ +/* SUSWARN# */ PAD_CFG_GPO(GPP_A13, 0, DEEP), /* Card reader D3 cold */ +/* SUSACK# */ PAD_CFG_GPO(GPP_A15, 0, DEEP), /* Card reader D3 cold */ /* UART2_RXD */ PAD_CFG_NF(GPP_C20, NONE, DEEP, NF1), /* SERVOTX_UART */ /* UART2_TXD */ PAD_CFG_NF(GPP_C21, NONE, DEEP, NF1), /* SERVORX_UART */ +/* SSD RESET pin will stay low first */ +/* M2_SKT2_CFG0 */ PAD_CFG_GPO(GPP_H12, 0, DEEP), /* D3 cold RST */ /* I2C4_SDA */ PAD_CFG_NF(GPP_H8, NONE, DEEP, NF1), /* I2C_SDA_H1 */ /* I2C4_SCL */ PAD_CFG_NF(GPP_H9, NONE, DEEP, NF1), /* I2C_SCL_H1 */ /* DMIC_DATA1 */ PAD_CFG_GPI_APIC(GPP_D18, NONE, PLTRST, @@ -236,9 +239,8 @@ static const struct pad_config early_gpio_table[] = { /* CPU_GP0 */ PAD_CFG_GPI(GPP_E3, NONE, DEEP), /* MEM_INTERLEAVED */ /* SATALED# */ PAD_CFG_GPI(GPP_E8, NONE, DEEP), /* RECOVERY# */ /* DDPD_HPD2 */ PAD_CFG_GPI(GPP_E15, NONE, DEEP), /* H1_FLASH_WP */ -/* SSD RESET need to stay low first */ -/* M2_SKT2_CFG0 */ PAD_CFG_GPO(GPP_H12, 1, DEEP), /* D3 cold RST */ /* PWRBTN# */ PAD_CFG_NF(GPD3, UP_20K, DEEP, NF1), /* SIO_PWRBTN# */ +/* M2_SKT2_CFG0 */ PAD_CFG_GPO(GPP_H12, 1, DEEP), /* D3 cold RST */ }; const struct pad_config *variant_gpio_table(size_t *num) |