summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/mainboard/google/brya/Kconfig.name2
-rw-r--r--src/mainboard/google/brya/variants/anahera/gpio.c14
-rw-r--r--src/mainboard/google/brya/variants/anahera/include/variant/gpio.h6
-rw-r--r--src/mainboard/google/brya/variants/anahera4es/gpio.c14
-rw-r--r--src/mainboard/google/brya/variants/anahera4es/include/variant/gpio.h6
5 files changed, 40 insertions, 2 deletions
diff --git a/src/mainboard/google/brya/Kconfig.name b/src/mainboard/google/brya/Kconfig.name
index 5003af47d7..bbecefeb07 100644
--- a/src/mainboard/google/brya/Kconfig.name
+++ b/src/mainboard/google/brya/Kconfig.name
@@ -117,6 +117,7 @@ config BOARD_GOOGLE_ANAHERA
select DRIVERS_GENESYSLOGIC_GL9763E
select DRIVERS_GFX_GENERIC
select SOC_INTEL_ENABLE_USB4_PCIE_RESOURCES
+ select HAVE_WWAN_POWER_SEQUENCE
config BOARD_GOOGLE_ANAHERA4ES
bool "-> Anahera4ES"
@@ -124,6 +125,7 @@ config BOARD_GOOGLE_ANAHERA4ES
select DRIVERS_GENESYSLOGIC_GL9763E
select DRIVERS_GFX_GENERIC
select SOC_INTEL_ENABLE_USB4_PCIE_RESOURCES
+ select HAVE_WWAN_POWER_SEQUENCE
config BOARD_GOOGLE_VELL
bool "-> Vell"
diff --git a/src/mainboard/google/brya/variants/anahera/gpio.c b/src/mainboard/google/brya/variants/anahera/gpio.c
index caf23c21fc..40dd56fd37 100644
--- a/src/mainboard/google/brya/variants/anahera/gpio.c
+++ b/src/mainboard/google/brya/variants/anahera/gpio.c
@@ -57,6 +57,8 @@ static const struct pad_config override_gpio_table[] = {
PAD_NC(GPP_E3, NONE),
/* E7 : PROC_GP1 ==> NC */
PAD_NC(GPP_E7, NONE),
+ /* E16 : RSVD_TP ==> WWAN_RST_L */
+ PAD_CFG_GPO(GPP_E16, 1, DEEP),
/* F19 : SRCCLKREQ6# ==> EMMC_CLKREQ_ODL */
PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1),
@@ -90,11 +92,17 @@ static const struct pad_config override_gpio_table[] = {
PAD_NC(GPP_S6, NONE),
/* S7 : SNDW3_DATA ==> NC */
PAD_NC(GPP_S7, NONE),
-
+ /*
+ * E0 : SATAXPCIE0 ==> WWAN_PERST_L
+ * Drive high here, so that PERST_L is sequenced after RST_L
+ */
+ PAD_CFG_GPO(GPP_E0, 1, DEEP),
};
/* Early pad configuration in bootblock */
static const struct pad_config early_gpio_table[] = {
+ /* A12 : SATAXPCIE1 ==> EN_PPVAR_WWAN */
+ PAD_CFG_GPO(GPP_A12, 1, DEEP),
/* A13 : PMC_I2C_SCL ==> GSC_PCH_INT_ODL */
PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT),
/* B7 : ISH_12C1_SDA ==> PCH_I2C_TPM_SDA */
@@ -124,6 +132,8 @@ static const struct pad_config early_gpio_table[] = {
PAD_CFG_GPO(GPP_E16, 0, DEEP),
/* F18 : THC1_SPI2_INT# ==> EC_IN_RW_OD */
PAD_CFG_GPI(GPP_F18, NONE, DEEP),
+ /* F21 : EXT_PWR_GATE2# ==> WWAN_FCPO_L (updated in romstage) */
+ PAD_CFG_GPO(GPP_F21, 0, DEEP),
/* H10 : UART0_RXD ==> UART_PCH_RX_DBG_TX */
PAD_CFG_NF(GPP_H10, NONE, DEEP, NF2),
/* H11 : UART0_TXD ==> UART_PCH_TX_DBG_RX */
@@ -143,6 +153,8 @@ static const struct pad_config early_gpio_table[] = {
static const struct pad_config romstage_gpio_table[] = {
/* B4 : PROC_GP3 ==> SSD_PERST_L */
PAD_CFG_GPO(GPP_B4, 1, DEEP),
+ /* F21 : EXT_PWR_GATE2# ==> WWAN_FCPO_L (set here for correct power sequencing) */
+ PAD_CFG_GPO(GPP_F21, 1, DEEP),
};
const struct pad_config *variant_gpio_override_table(size_t *num)
diff --git a/src/mainboard/google/brya/variants/anahera/include/variant/gpio.h b/src/mainboard/google/brya/variants/anahera/include/variant/gpio.h
index c4fe342621..99d09b2432 100644
--- a/src/mainboard/google/brya/variants/anahera/include/variant/gpio.h
+++ b/src/mainboard/google/brya/variants/anahera/include/variant/gpio.h
@@ -5,4 +5,10 @@
#include <baseboard/gpio.h>
+#define WWAN_FCPO GPP_F21
+#define WWAN_RST GPP_E16
+#define WWAN_PERST GPP_E0
+#define T1_OFF_MS 16
+#define T2_OFF_MS 2
+
#endif
diff --git a/src/mainboard/google/brya/variants/anahera4es/gpio.c b/src/mainboard/google/brya/variants/anahera4es/gpio.c
index caf23c21fc..40dd56fd37 100644
--- a/src/mainboard/google/brya/variants/anahera4es/gpio.c
+++ b/src/mainboard/google/brya/variants/anahera4es/gpio.c
@@ -57,6 +57,8 @@ static const struct pad_config override_gpio_table[] = {
PAD_NC(GPP_E3, NONE),
/* E7 : PROC_GP1 ==> NC */
PAD_NC(GPP_E7, NONE),
+ /* E16 : RSVD_TP ==> WWAN_RST_L */
+ PAD_CFG_GPO(GPP_E16, 1, DEEP),
/* F19 : SRCCLKREQ6# ==> EMMC_CLKREQ_ODL */
PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1),
@@ -90,11 +92,17 @@ static const struct pad_config override_gpio_table[] = {
PAD_NC(GPP_S6, NONE),
/* S7 : SNDW3_DATA ==> NC */
PAD_NC(GPP_S7, NONE),
-
+ /*
+ * E0 : SATAXPCIE0 ==> WWAN_PERST_L
+ * Drive high here, so that PERST_L is sequenced after RST_L
+ */
+ PAD_CFG_GPO(GPP_E0, 1, DEEP),
};
/* Early pad configuration in bootblock */
static const struct pad_config early_gpio_table[] = {
+ /* A12 : SATAXPCIE1 ==> EN_PPVAR_WWAN */
+ PAD_CFG_GPO(GPP_A12, 1, DEEP),
/* A13 : PMC_I2C_SCL ==> GSC_PCH_INT_ODL */
PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT),
/* B7 : ISH_12C1_SDA ==> PCH_I2C_TPM_SDA */
@@ -124,6 +132,8 @@ static const struct pad_config early_gpio_table[] = {
PAD_CFG_GPO(GPP_E16, 0, DEEP),
/* F18 : THC1_SPI2_INT# ==> EC_IN_RW_OD */
PAD_CFG_GPI(GPP_F18, NONE, DEEP),
+ /* F21 : EXT_PWR_GATE2# ==> WWAN_FCPO_L (updated in romstage) */
+ PAD_CFG_GPO(GPP_F21, 0, DEEP),
/* H10 : UART0_RXD ==> UART_PCH_RX_DBG_TX */
PAD_CFG_NF(GPP_H10, NONE, DEEP, NF2),
/* H11 : UART0_TXD ==> UART_PCH_TX_DBG_RX */
@@ -143,6 +153,8 @@ static const struct pad_config early_gpio_table[] = {
static const struct pad_config romstage_gpio_table[] = {
/* B4 : PROC_GP3 ==> SSD_PERST_L */
PAD_CFG_GPO(GPP_B4, 1, DEEP),
+ /* F21 : EXT_PWR_GATE2# ==> WWAN_FCPO_L (set here for correct power sequencing) */
+ PAD_CFG_GPO(GPP_F21, 1, DEEP),
};
const struct pad_config *variant_gpio_override_table(size_t *num)
diff --git a/src/mainboard/google/brya/variants/anahera4es/include/variant/gpio.h b/src/mainboard/google/brya/variants/anahera4es/include/variant/gpio.h
index c4fe342621..99d09b2432 100644
--- a/src/mainboard/google/brya/variants/anahera4es/include/variant/gpio.h
+++ b/src/mainboard/google/brya/variants/anahera4es/include/variant/gpio.h
@@ -5,4 +5,10 @@
#include <baseboard/gpio.h>
+#define WWAN_FCPO GPP_F21
+#define WWAN_RST GPP_E16
+#define WWAN_PERST GPP_E0
+#define T1_OFF_MS 16
+#define T2_OFF_MS 2
+
#endif