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-rw-r--r--src/mainboard/amd/chausie/Makefile.inc1
-rw-r--r--src/mainboard/amd/chausie/early_gpio.c52
-rw-r--r--src/mainboard/amd/chausie/gpio.c157
-rw-r--r--src/mainboard/amd/chausie/gpio.h1
-rw-r--r--src/mainboard/amd/chausie/mainboard.c2
5 files changed, 213 insertions, 0 deletions
diff --git a/src/mainboard/amd/chausie/Makefile.inc b/src/mainboard/amd/chausie/Makefile.inc
index bb742707f9..ca267ea227 100644
--- a/src/mainboard/amd/chausie/Makefile.inc
+++ b/src/mainboard/amd/chausie/Makefile.inc
@@ -6,6 +6,7 @@ bootblock-y += early_gpio.c
romstage-y += port_descriptors.c
ramstage-y += chromeos.c
+ramstage-y += gpio.c
#TODO: add APCB binaries
#APCB_SOURCES = $(MAINBOARD_BLOBS_DIR)/APCB_CZN_D4.bin
diff --git a/src/mainboard/amd/chausie/early_gpio.c b/src/mainboard/amd/chausie/early_gpio.c
index cd5028a2c9..09202d8efa 100644
--- a/src/mainboard/amd/chausie/early_gpio.c
+++ b/src/mainboard/amd/chausie/early_gpio.c
@@ -6,9 +6,61 @@
/* 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),
+
+ /* 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),
+
+ /* PC beep to codec */
+ PAD_NF(GPIO_91, SPKR, PULL_NONE),
+ /* 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),
};
diff --git a/src/mainboard/amd/chausie/gpio.c b/src/mainboard/amd/chausie/gpio.c
new file mode 100644
index 0000000000..4411bea294
--- /dev/null
+++ b/src/mainboard/amd/chausie/gpio.c
@@ -0,0 +1,157 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/gpio.h>
+#include "gpio.h"
+
+/*
+ * As a rule of thumb, GPIO pins used by coreboot should be initialized at
+ * bootblock while GPIO pins used only by the OS should be initialized at
+ * ramstage.
+ */
+static const struct soc_amd_gpio gpio_set_stage_ram[] = {
+ /* PWR_BTN_L */
+ PAD_NF(GPIO_0, PWR_BTN_L, PULL_NONE),
+ /* SYS_RESET_L */
+ PAD_NF(GPIO_1, SYS_RESET_L, PULL_NONE),
+ /* WAKE_L */
+ PAD_NF_SCI(GPIO_2, WAKE_L, PULL_NONE, EDGE_LOW),
+ /* INT_CLKREQ */
+ PAD_GPI(GPIO_3, PULL_UP),
+ /* UART_WAKE_L_M2_APU */
+ PAD_SCI(GPIO_4, PULL_UP, EDGE_LOW),
+ /* MPM_EVENT_L, input or OD output */
+ PAD_GPI(GPIO_5, PULL_UP),
+ /* TPNL_INT_L */
+ PAD_SCI(GPIO_6, PULL_UP, EDGE_LOW),
+ /* EC SCI */
+ PAD_SCI(GPIO_7, PULL_UP, EDGE_LOW),
+ /* TPAD_INT_L */
+ PAD_SCI(GPIO_8, PULL_UP, EDGE_LOW),
+ /* FP_IRQ_INT */
+ PAD_SCI(GPIO_9, PULL_UP, EDGE_LOW),
+ /* Unused */
+ PAD_NC(GPIO_10),
+ /* HP_MIC_DET_L */
+ PAD_GPI(GPIO_11, PULL_UP),
+ /* ALIGN_FLAG_MU_L */
+ PAD_GPO(GPIO_12, HIGH),
+ /* GPIO_13 - GPIO_15: Not available */
+ /* USB_OC0_L */
+ PAD_NF(GPIO_16, USB_OC0_L, PULL_NONE),
+ /* WAKE_ON_WAN_L */
+ PAD_SCI(GPIO_17, PULL_UP, EDGE_LOW),
+ /* PCIE_WLAN_WAKE_L */
+ PAD_SCI(GPIO_18, PULL_UP, EDGE_LOW),
+ /* I2C3_SCL */
+ PAD_NF(GPIO_19, I2C3_SCL, PULL_NONE),
+ /* I2C3_SDA */
+ PAD_NF(GPIO_20, I2C3_SDA, PULL_NONE),
+ /* KBRST_L */
+ PAD_NF(GPIO_21, KBRST_L, PULL_NONE),
+ /* ESPI_ALERT_L */
+ PAD_NF(GPIO_22, ESPI_ALERT_D1, PULL_NONE),
+ /* AC_PRES */
+ PAD_NF(GPIO_23, AC_PRES, PULL_NONE),
+ /* PCIE_LOM_WAKE_L */
+ PAD_SCI(GPIO_24, PULL_UP, EDGE_LOW),
+ /* GPIO_25: Not available */
+ /* PCIE_RST0_L */
+ PAD_NFO(GPIO_26, PCIE_RST0_L, HIGH),
+ /* PCIE_RST1_L */
+ PAD_NFO(GPIO_27, PCIE_RST1_L, HIGH),
+ /* GPIO_28: Not available */
+ /* TPM CS */
+ PAD_NF(GPIO_29, SPI_TPM_CS_L, PULL_NONE),
+ /* ESPI_CS_L */
+ PAD_NF(GPIO_30, ESPI_CS_L, PULL_NONE),
+ /* GPIO_31: Not available */
+ /* LPC_RST_L */
+ PAD_NF(GPIO_32, LPC_RST_L, PULL_NONE),
+ /* GPIO_33 - GPIO_39: Not available */
+ /* USB2_HDR_P0/1_SMI */
+ PAD_SCI(GPIO_40, PULL_UP, EDGE_LOW),
+ /* GPIO_41: Not available */
+ /* SSD_AUX_RESET_L */
+ PAD_GPO(GPIO_42, HIGH),
+ /* GPIO_43 - GPIO_66: Not available */
+ /* SPI_ROM_REQ */
+ PAD_NF(GPIO_67, SPI_ROM_REQ, PULL_NONE),
+ /* ESPI_DATA2 */
+ PAD_NF(GPIO_68, SPI1_DAT2, PULL_NONE),
+ /* ESPI_DATA3 */
+ PAD_NF(GPIO_69, SPI1_DAT3, PULL_NONE),
+ /* GPIO_70 - GPIO_73: Not available */
+ /* SPI1_CS1_L */
+ PAD_NF(GPIO_74, SPI1_CS1_L, PULL_NONE),
+ /* GPIO_75: Not available */
+ /* SPI_ROM_GNT */
+ PAD_NF(GPIO_76, SPI_ROM_GNT, PULL_NONE),
+ /* ESPI_SOC_CLK */
+ PAD_NF(GPIO_77, SPI1_CLK, PULL_NONE),
+ /* SPI1_CS1_L */
+ PAD_NF(GPIO_78, SPI1_CS2_L, PULL_NONE),
+ /* GPIO_79: Not available */
+ /* ESPI_DATA1 */
+ PAD_NF(GPIO_80, SPI1_DAT1, PULL_NONE),
+ /* ESPI_DATA0 */
+ PAD_NF(GPIO_81, SPI1_DAT0, PULL_NONE),
+ /* GPIO_82 - GPIO_83: Not available */
+ /* FANIN0 */
+ PAD_NF(GPIO_84, FANIN0, PULL_NONE),
+ /* FANOUT0 */
+ PAD_NF(GPIO_85, FANOUT0, PULL_NONE),
+ /* GPIO_86 - GPIO_88: Not available */
+ /* I2S CODEC INT */
+ PAD_SCI(GPIO_89, PULL_UP, EDGE_LOW),
+ /* ALERT_L_M2_SSD0 */
+ PAD_SCI(GPIO_90, PULL_UP, EDGE_LOW),
+ /* PC beep to codec */
+ PAD_NF(GPIO_91, SPKR, PULL_NONE),
+ /* CLK_REQ0_L */
+ PAD_NF(GPIO_92, CLK_REQ0_L, PULL_NONE),
+ /* GPIO_93 - GPIO_112: Not available */
+ /* I2C2_SCL */
+ PAD_NF(GPIO_113, I2C2_SCL, PULL_NONE),
+ /* I2C2_SDA */
+ PAD_NF(GPIO_114, I2C2_SDA, PULL_NONE),
+ /* CLK_REQ1_L */
+ PAD_NF(GPIO_115, CLK_REQ1_L, PULL_NONE),
+ /* CLK_REQ2_L */
+ PAD_NF(GPIO_116, CLK_REQ2_L, PULL_NONE),
+ /* GPIO_117 - GPIO_129: Not available */
+ /* TPM IRQ */
+ PAD_SCI(GPIO_130, PULL_UP, EDGE_LOW),
+ /* CLK_REQ3_L */
+ PAD_NF(GPIO_131, CLK_REQ3_L, PULL_NONE),
+ /* GPIO_132 - GPIO_135: Not available */
+ /* UART2_RXD */
+ PAD_NF(GPIO_136, UART2_RXD, PULL_NONE),
+ /* GPIO_137: Not available */
+ /* UART2_TXD */
+ PAD_NF(GPIO_138, UART2_TXD, PULL_NONE),
+ /* ALERT_L_M2_WWAN */
+ PAD_SCI(GPIO_139, PULL_UP, EDGE_LOW),
+ /* UART0_CTS_L */
+ PAD_NF(GPIO_140, UART0_CTS_L, PULL_NONE),
+ /* UART0_RXD */
+ PAD_NF(GPIO_141, UART0_RXD, PULL_NONE),
+ /* UART0_RTS_L */
+ PAD_NF(GPIO_142, UART0_RTS_L, PULL_NONE),
+ /* UART0_TXD */
+ PAD_NF(GPIO_143, UART0_TXD, PULL_NONE),
+ /* CAM_FW_UPDATE_WP_L */
+ PAD_GPO(GPIO_144, LOW),
+ /* 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),
+};
+
+void mainboard_program_gpios(void)
+{
+ gpio_configure_pads(gpio_set_stage_ram, ARRAY_SIZE(gpio_set_stage_ram));
+}
diff --git a/src/mainboard/amd/chausie/gpio.h b/src/mainboard/amd/chausie/gpio.h
index 2143368b2b..04c98c50df 100644
--- a/src/mainboard/amd/chausie/gpio.h
+++ b/src/mainboard/amd/chausie/gpio.h
@@ -4,5 +4,6 @@
#define MAINBOARD_GPIO_H
void mainboard_program_early_gpios(void); /* bootblock GPIO configuration */
+void mainboard_program_gpios(void); /* ramstage GPIO configuration */
#endif /* MAINBOARD_GPIO_H */
diff --git a/src/mainboard/amd/chausie/mainboard.c b/src/mainboard/amd/chausie/mainboard.c
index 25991f1850..2966b554b3 100644
--- a/src/mainboard/amd/chausie/mainboard.c
+++ b/src/mainboard/amd/chausie/mainboard.c
@@ -6,6 +6,7 @@
#include <soc/acpi.h>
#include <string.h>
#include <types.h>
+#include "gpio.h"
/*
* These arrays set up the FCH PCI_INTR registers 0xC00/0xC01.
@@ -87,6 +88,7 @@ static void pirq_setup(void)
static void mainboard_init(void *chip_info)
{
+ mainboard_program_gpios();
}
static void mainboard_enable(struct device *dev)
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 10:40:09 +0000