| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <soc/gpio.h> |
| #include "gpio.h" |
| |
| /* GPIO pins used by coreboot should be initialized in bootblock */ |
| |
| static const struct soc_amd_gpio gpio_set_stage_reset[] = { |
| /* TPM CS */ |
| PAD_NF(GPIO_29, SPI_TPM_CS_L, PULL_NONE), |
| /* ESPI_CS_L */ |
| PAD_NF(GPIO_30, ESPI_CS_L, PULL_NONE), |
| /* ESPI_SOC_CLK */ |
| PAD_NF(GPIO_77, SPI1_CLK, PULL_NONE), |
| /* ESPI_DATA0 */ |
| PAD_NF(GPIO_81, SPI1_DAT0, PULL_NONE), |
| /* ESPI_DATA1 */ |
| PAD_NF(GPIO_80, SPI1_DAT1, PULL_NONE), |
| /* ESPI_DATA2 */ |
| PAD_NF(GPIO_68, SPI1_DAT2, PULL_NONE), |
| /* ESPI_DATA3 */ |
| PAD_NF(GPIO_69, SPI1_DAT3, PULL_NONE), |
| /* ESPI_ALERT_L */ |
| PAD_NF(GPIO_22, ESPI_ALERT_D1, PULL_NONE), |
| /* TPM IRQ */ |
| PAD_SCI(GPIO_130, PULL_UP, EDGE_LOW), |
| /* SPI_ROM_REQ */ |
| PAD_NF(GPIO_67, SPI_ROM_REQ, PULL_NONE), |
| /* SPI_ROM_GNT */ |
| PAD_NF(GPIO_76, SPI_ROM_GNT, PULL_NONE), |
| /* KBRST_L */ |
| PAD_NF(GPIO_21, KBRST_L, PULL_NONE), |
| |
| /* Deassert PCIe Reset lines */ |
| /* PCIE_RST0_L */ |
| PAD_NFO(GPIO_26, PCIE_RST0_L, HIGH), |
| /* PCIE_RST1_L */ |
| PAD_NFO(GPIO_27, PCIE_RST1_L, HIGH), |
| |
| /* Enable UART 2 */ |
| /* UART2_RXD */ |
| PAD_NF(GPIO_136, UART2_RXD, PULL_NONE), |
| /* UART2_TXD */ |
| PAD_NF(GPIO_138, UART2_TXD, PULL_NONE), |
| /* Enable UART 0 */ |
| /* UART0_RXD */ |
| PAD_NF(GPIO_141, UART0_RXD, PULL_NONE), |
| /* UART0_TXD */ |
| PAD_NF(GPIO_143, UART0_TXD, PULL_NONE), |
| /* FANOUT0 */ |
| PAD_NF(GPIO_85, FANOUT0, PULL_NONE), |
| |
| /* I2C0 SCL */ |
| PAD_NF(GPIO_145, I2C0_SCL, PULL_NONE), |
| /* I2C0 SDA */ |
| PAD_NF(GPIO_146, I2C0_SDA, PULL_NONE), |
| /* I2C1 SCL */ |
| PAD_NF(GPIO_147, I2C1_SCL, PULL_NONE), |
| /* I2C1 SDA */ |
| PAD_NF(GPIO_148, I2C1_SDA, PULL_NONE), |
| /* I2C2_SCL */ |
| PAD_NF(GPIO_113, I2C2_SCL, PULL_NONE), |
| /* I2C2_SDA */ |
| PAD_NF(GPIO_114, I2C2_SDA, PULL_NONE), |
| /* I2C3_SCL */ |
| PAD_NF(GPIO_19, I2C3_SCL, PULL_NONE), |
| /* I2C3_SDA */ |
| PAD_NF(GPIO_20, I2C3_SDA, PULL_NONE), |
| }; |
| |
| void mainboard_program_early_gpios(void) |
| { |
| gpio_configure_pads(gpio_set_stage_reset, ARRAY_SIZE(gpio_set_stage_reset)); |
| } |