diff options
Diffstat (limited to 'src/mainboard/google/zork/variants/baseboard/gpio_baseboard_trembyle.c')
| -rw-r--r-- | src/mainboard/google/zork/variants/baseboard/gpio_baseboard_trembyle.c | 53 |
1 files changed, 48 insertions, 5 deletions
diff --git a/src/mainboard/google/zork/variants/baseboard/gpio_baseboard_trembyle.c b/src/mainboard/google/zork/variants/baseboard/gpio_baseboard_trembyle.c index a436d1c3d0..9e980dbe8b 100644 --- a/src/mainboard/google/zork/variants/baseboard/gpio_baseboard_trembyle.c +++ b/src/mainboard/google/zork/variants/baseboard/gpio_baseboard_trembyle.c @@ -1,7 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ +#include <acpi/acpi.h> #include <baseboard/variants.h> #include <delay.h> +#include <ec/google/chromeec/ec.h> #include <gpio.h> #include <soc/gpio.h> #include <soc/smi.h> @@ -32,8 +34,6 @@ static const struct soc_amd_gpio gpio_set_stage_ram[] = { PAD_SCI(GPIO_9, PULL_NONE, EDGE_LOW), /* S0iX SLP - (unused - goes to EC & FPMCU */ PAD_NC(GPIO_10), - /* FPMCU_RST_L */ - PAD_GPO(GPIO_11, HIGH), /* USI_INT_ODL */ PAD_GPI(GPIO_12, PULL_NONE), /* EN_PWR_TOUCHPAD_PS2 */ @@ -71,8 +71,6 @@ static const struct soc_amd_gpio gpio_set_stage_ram[] = { PAD_NF(GPIO_30, ESPI_CS_L, PULL_NONE), /* EC_AP_INT_ODL (Sensor Framesync) */ PAD_GPI(GPIO_31, PULL_NONE), - /* EN_PWR_FP */ - PAD_GPO(GPIO_32, HIGH), /* GPIO_33 - GPIO_39: Not available */ /* NVME_AUX_RESET_L */ PAD_GPO(GPIO_40, HIGH), @@ -87,7 +85,7 @@ static const struct soc_amd_gpio gpio_set_stage_ram[] = { PAD_GPO(GPIO_67, LOW), // Select Camera 1 Dmic /* EMMC_RESET_L */ PAD_GPO(GPIO_68, HIGH), - /* FPMCU_BOOT0 - TODO: Check this */ + /* FPMCU_BOOT0 */ PAD_GPO(GPIO_69, LOW), /* EMMC_CLK */ PAD_NF(GPIO_70, EMMC_CLK, PULL_NONE), @@ -300,6 +298,51 @@ __weak void variant_pcie_gpio_configure(void) wifi_power_reset_configure_pre_v3(); } +__weak void finalize_gpios(int slp_typ) +{ + if (variant_has_fingerprint() && slp_typ != ACPI_S3) { + + if (fpmcu_needs_delay()) + mdelay(550); + + /* + * Enable the FPMCU by enabling EN_PWR_FP, then bringing it out + * of reset by setting FPMCU_RST_L high 3ms later. + */ + gpio_set(GPIO_32, 1); + mdelay(3); + gpio_set(GPIO_11, 1); + } +} + +static const struct soc_amd_gpio gpio_fingerprint_bootblock_table[] = { + /* FPMCU_RST_L */ + PAD_GPO(GPIO_11, LOW), + /* EN_PWR_FP */ + PAD_GPO(GPIO_32, LOW), +}; + +static const struct soc_amd_gpio gpio_no_fingerprint_bootblock_table[] = { + /* FPMCU_RST_L */ + PAD_NC(GPIO_11), + /* EN_PWR_FP */ + PAD_NC(GPIO_32), +}; + +const __weak struct soc_amd_gpio *variant_bootblock_gpio_table(size_t *size, int slp_typ) +{ + if (variant_has_fingerprint()) { + if (slp_typ == ACPI_S3) + return NULL; + + *size = ARRAY_SIZE(gpio_fingerprint_bootblock_table); + return gpio_fingerprint_bootblock_table; + } + + *size = ARRAY_SIZE(gpio_no_fingerprint_bootblock_table); + return gpio_no_fingerprint_bootblock_table; +} + static const struct soc_amd_gpio gpio_sleep_table[] = { /* NVME_AUX_RESET_L */ PAD_GPO(GPIO_40, LOW), |