From 17e1c895dde6ef7b1d17902fce0949600dfd6157 Mon Sep 17 00:00:00 2001 From: Shelley Chen Date: Mon, 6 Nov 2023 14:14:20 -0800 Subject: [PATCH] mb/google/brox: Configure early GPIOs in bootblock Some GPIOs (like WP and GSC) need to be configured in bootblock. Making sure that they get configured earlier for this. BUG=b:300690448 BRANCH=None TEST=emerge-brox coreboot Change-Id: I8dd4853bc05b954f47d858d87ea2aed48e4b8074 Signed-off-by: Shelley Chen Reviewed-on: https://review.coreboot.org/c/coreboot/+/78943 Reviewed-by: Karthik Ramasubramanian Reviewed-by: Nick Vaccaro Tested-by: build bot (Jenkins) --- src/mainboard/google/brox/variants/baseboard/brox/gpio.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/mainboard/google/brox/variants/baseboard/brox/gpio.c b/src/mainboard/google/brox/variants/baseboard/brox/gpio.c index 83f3a0af3b..886fdf2398 100644 --- a/src/mainboard/google/brox/variants/baseboard/brox/gpio.c +++ b/src/mainboard/google/brox/variants/baseboard/brox/gpio.c @@ -371,6 +371,14 @@ const struct pad_config *__weak variant_gpio_override_table(size_t *num) /* Early pad configuration in bootblock */ static const struct pad_config early_gpio_table[] = { + /* GPP_E2 : THC0_SPI1_IO3 ==> GSC_PCH_INT_ODL */ + PAD_CFG_GPI_APIC_LOCK(GPP_E2, NONE, LEVEL, INVERT, LOCK_CONFIG), + /* GPP_E8 : GPP_E8 ==> PCH_WP_OD */ + PAD_CFG_GPI_LOCK(GPP_E8, NONE, LOCK_CONFIG), + /* GPP_H8 : [NF1: I2C4_SDA NF2: CNV_MFUART2_RXD NF6: USB_C_GPP_H8] ==> PCH_I2C_GSC_SDA */ + PAD_CFG_NF(GPP_H8, NONE, DEEP, NF1), + /* GPP_H9 : [NF1: I2C4_SCL NF2: CNV_MFUART2_TXD] ==> PCH_I2C_GSC_SCL */ + PAD_CFG_NF(GPP_H9, NONE, DEEP, NF1), }; const struct pad_config *__weak variant_early_gpio_table(size_t *num)