diff options
| author | Anil Kumar <anil.kumar.k@intel.com> | 2021-10-04 10:11:54 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2021-11-02 08:22:10 +0000 |
| commit | 49ebce6777d74847b2e3df3ee4a6ed82c29a3e8e (patch) | |
| tree | f78650148f142756c554f3e3d6ea6458def6f832 /src/mainboard/intel/adlrvp | |
| parent | c47835d5990d9d669b57a684fd8f34f322e5d70c (diff) | |
mb/intel/adlrvp: Configure EC in RW GPIO
EC_IN_RW signal from EC GPIO is connected to GPIO E7 of SOC. This GPIO
can be used to check EC status
trusted (LOW: in RO) or untrusted (HIGH: in RW).
Branch=none
Bug=none
Test=Issue manual recovery and confirm DUT is entering recovery mode on
ADL-M RVP.
Signed-off-by: Anil Kumar <anil.kumar.k@intel.com>
Change-Id: I20804db450ab0b3ebe19c51ba2b294a0137d81a7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58099
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard/intel/adlrvp')
| -rw-r--r-- | src/mainboard/intel/adlrvp/chromeos.c | 7 | ||||
| -rw-r--r-- | src/mainboard/intel/adlrvp/early_gpio.c | 3 | ||||
| -rw-r--r-- | src/mainboard/intel/adlrvp/early_gpio_m.c | 3 | ||||
| -rw-r--r-- | src/mainboard/intel/adlrvp/gpio.c | 2 | ||||
| -rw-r--r-- | src/mainboard/intel/adlrvp/include/baseboard/gpio.h | 2 |
5 files changed, 13 insertions, 4 deletions
diff --git a/src/mainboard/intel/adlrvp/chromeos.c b/src/mainboard/intel/adlrvp/chromeos.c index d963c73651..244b942682 100644 --- a/src/mainboard/intel/adlrvp/chromeos.c +++ b/src/mainboard/intel/adlrvp/chromeos.c @@ -12,9 +12,12 @@ void fill_lb_gpios(struct lb_gpios *gpios) {-1, ACTIVE_HIGH, get_lid_switch(), "lid"}, {-1, ACTIVE_HIGH, 0, "power"}, {-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"}, - {-1, ACTIVE_HIGH, 0, "EC in RW"}, + {GPIO_EC_IN_RW, ACTIVE_HIGH, gpio_get(GPIO_EC_IN_RW), "EC in RW"}, }; - lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); + if (CONFIG(BOARD_INTEL_ADLRVP_P_EXT_EC) || CONFIG(BOARD_INTEL_ADLRVP_M_EXT_EC)) + lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); + else + lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios) - 1); } #if !CONFIG(EC_GOOGLE_CHROMEEC_SWITCHES) diff --git a/src/mainboard/intel/adlrvp/early_gpio.c b/src/mainboard/intel/adlrvp/early_gpio.c index 7576ff143d..68d69afaec 100644 --- a/src/mainboard/intel/adlrvp/early_gpio.c +++ b/src/mainboard/intel/adlrvp/early_gpio.c @@ -16,6 +16,9 @@ static const struct pad_config early_gpio_table[] = { /* SMB_DATA */ PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1), + /* EC_IN_RW */ + PAD_CFG_GPI(GPP_E7, NONE, DEEP), + /* CPU PCIe VGPIO for RP0 */ PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_0, NONE, DEEP, NF1), PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_1, NONE, DEEP, NF1), diff --git a/src/mainboard/intel/adlrvp/early_gpio_m.c b/src/mainboard/intel/adlrvp/early_gpio_m.c index 915240ce0c..37985933d3 100644 --- a/src/mainboard/intel/adlrvp/early_gpio_m.c +++ b/src/mainboard/intel/adlrvp/early_gpio_m.c @@ -17,6 +17,9 @@ static const struct pad_config early_gpio_table[] = { /* H13 : CPU_SSD_RST# */ PAD_CFG_GPO(GPP_H13, 0, PLTRST), + /* EC_IN_RW */ + PAD_CFG_GPI(GPP_E7, NONE, DEEP), + /* CPU PCIe VGPIO for RP0 */ PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_0, NONE, DEEP, NF1), PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_1, NONE, DEEP, NF1), diff --git a/src/mainboard/intel/adlrvp/gpio.c b/src/mainboard/intel/adlrvp/gpio.c index 1996683778..c4d946b3cf 100644 --- a/src/mainboard/intel/adlrvp/gpio.c +++ b/src/mainboard/intel/adlrvp/gpio.c @@ -38,8 +38,6 @@ static const struct pad_config gpio_table[] = { PAD_CFG_GPI_APIC(GPP_F18, NONE, PLTRST, EDGE_SINGLE, INVERT), /* THC1_SPI2_INTB */ PAD_CFG_GPI(GPP_E17, NONE, PLTRST), - /* EC_SMI_N */ - PAD_CFG_GPI_SMI(GPP_E7, NONE, PLTRST, EDGE_SINGLE, NONE), /* EC_SLP_S0_CS_N */ PAD_CFG_GPO(GPP_F9, 1, PLTRST), /* WIFI RF KILL */ diff --git a/src/mainboard/intel/adlrvp/include/baseboard/gpio.h b/src/mainboard/intel/adlrvp/include/baseboard/gpio.h index de0adf6cff..9a1c5851c0 100644 --- a/src/mainboard/intel/adlrvp/include/baseboard/gpio.h +++ b/src/mainboard/intel/adlrvp/include/baseboard/gpio.h @@ -12,4 +12,6 @@ /* EC wake is LAN_WAKE# which is a special DeepSX wake pin */ #define GPE_EC_WAKE GPE0_LAN_WAK +#define GPIO_EC_IN_RW GPP_E7 + #endif /* __BASEBOARD_GPIO_H__ */ |