diff options
| author | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2022-08-16 14:29:01 -0600 |
|---|---|---|
| committer | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2022-08-24 21:28:39 +0000 |
| commit | 932783daf83e67f8838c20c5f5275782c9c28169 (patch) | |
| tree | 719eac3920ddcc298c10430927fe3461dcf57b83 /src/mainboard | |
| parent | a1cc78096fc9be98449f66b165281c4f8a52fdc5 (diff) | |
mb/google/brya/var/agah: Update GPU GPIOs
Converge as many of the GPU's GPIOs to use PLTRST# as the reset signal
explicitly, as the hardware engineers requested this.
BUG=none
TEST=boot and reboot agah, dGPU still visible on PCIe bus
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: I78e58eb17cadc95083571affbecb4e1ce0adf16a
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66809
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Ivy Jian <ivy.jian@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/brya/variants/agah/gpio.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/mainboard/google/brya/variants/agah/gpio.c b/src/mainboard/google/brya/variants/agah/gpio.c index 007b7e45cc..2301da63f9 100644 --- a/src/mainboard/google/brya/variants/agah/gpio.c +++ b/src/mainboard/google/brya/variants/agah/gpio.c @@ -18,18 +18,18 @@ static const struct pad_config override_gpio_table[] = { /* A15 : USB_OC2# ==> USB_C2_OC_ODL */ PAD_CFG_NF(GPP_A15, NONE, DEEP, NF1), /* A17 : DISP_MISCC ==> EN_GPU_PPVAR_GPU_NVVDD_X_PCH */ - PAD_CFG_GPI(GPP_A17, NONE, DEEP), + PAD_CFG_GPI(GPP_A17, NONE, PLTRST), /* A19 : DDSP_HPD1 ==> EN_PCH_PPVAR_GPU_FBVDDQ_X_L */ - PAD_CFG_GPO(GPP_A19, 1, DEEP), + PAD_CFG_GPO(GPP_A19, 1, PLTRST), /* A20 : DDSP_HPD2 ==> NC */ PAD_NC(GPP_A20, NONE), /* A21 : DDPC_CTRCLK ==> EN_PP3300_GPU_X */ - PAD_CFG_GPO(GPP_A21, 0, DEEP), + PAD_CFG_GPO(GPP_A21, 0, PLTRST), /* A22 : DDPC_CTRCLK ==> PG_PP3300_GPU_X_OD */ PAD_CFG_GPI(GPP_A22, NONE, DEEP), /* B3 : PROC_GP2 ==> GPU_PERST_L */ - PAD_CFG_GPO(GPP_B3, 0, DEEP), + PAD_CFG_GPO(GPP_B3, 0, PLTRST), /* B5 : ISH_I2C0_SDA ==> PCH_I2C_NVDD_GPU_SDA */ PAD_CFG_NF_LOCK(GPP_B5, NONE, NF2, LOCK_CONFIG), /* B6 : ISH_I2C0_SDA ==> PCH_I2C_NVDD_GPU_SCL */ @@ -63,9 +63,9 @@ static const struct pad_config override_gpio_table[] = { /* D3 : ISH_GP3 ==> NC */ PAD_NC_LOCK(GPP_D3, NONE, LOCK_CONFIG), /* D5 : SRCCLKREQ0# ==> GPU_CLKREQ_ODL */ - PAD_CFG_NF(GPP_D5, NONE, DEEP, NF1), + PAD_CFG_NF(GPP_D5, NONE, PLTRST, NF1), /* D9 : ISH_SPI_CS# ==> GPU_THERM_INT_ODL */ - PAD_CFG_GPI(GPP_D9, NONE, DEEP), + PAD_CFG_GPI(GPP_D9, NONE, PLTRST), /* D10 : ISH_SPI_CLK ==> GPP_D10_STRAP */ PAD_NC_LOCK(GPP_D10, NONE, LOCK_CONFIG), /* D13 : ISH_UART0_RXD ==> NC */ @@ -82,7 +82,7 @@ static const struct pad_config override_gpio_table[] = { /* E4 : SATA_DEVSLP0 ==> PG_PPVAR_GPU_FBVDDQ_X_OD */ PAD_CFG_GPI(GPP_E4, NONE, DEEP), /* E5 : SATA_DEVSLP1 ==> PG_GPU_ALLRAILS */ - PAD_CFG_GPO(GPP_E5, 0, DEEP), + PAD_CFG_GPO(GPP_E5, 0, PLTRST), /* E7 : PROC_GP1 ==> NC */ PAD_NC(GPP_E7, NONE), /* E9 : USB_OC0# ==> USB_A2_OC_ODL */ @@ -170,11 +170,13 @@ static const struct pad_config early_gpio_table[] = { /* B8 : ISH_I2C1_SCL ==> PCH_I2C_TPM_SCL */ PAD_CFG_NF(GPP_B8, NONE, DEEP, NF2), /* D11 : ISH_SPI_MISO ==> EN_PP3300_SSD */ - PAD_CFG_GPO(GPP_D11, 1, DEEP), + PAD_CFG_GPO(GPP_D11, 1, PLTRST), /* E13 : THC0_SPI1_IO2 ==> MEM_CH_SEL */ PAD_CFG_GPI(GPP_E13, NONE, DEEP), /* E15 : RSVD_TP ==> PCH_WP_OD */ PAD_CFG_GPI_GPIO_DRIVER(GPP_E15, NONE, DEEP), + /* E18 : DDP1_CTRLCLK ==> EN_PP1800_GPU_X */ + PAD_CFG_GPO(GPP_E18, 0, PLTRST), /* F18 : THC1_SPI2_INT# ==> EC_IN_RW_OD */ PAD_CFG_GPI(GPP_F18, NONE, DEEP), /* H10 : UART0_RXD ==> UART_PCH_RX_DBG_TX */ |