diff options
| -rw-r--r-- | src/mainboard/google/brya/variants/dochi/Makefile.inc | 5 | ||||
| -rw-r--r-- | src/mainboard/google/brya/variants/dochi/gpio.c | 207 |
2 files changed, 212 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/dochi/Makefile.inc b/src/mainboard/google/brya/variants/dochi/Makefile.inc index c44e4f0364..defb592f2f 100644 --- a/src/mainboard/google/brya/variants/dochi/Makefile.inc +++ b/src/mainboard/google/brya/variants/dochi/Makefile.inc @@ -1,2 +1,7 @@ # SPDX-License-Identifier: GPL-2.0-only +bootblock-y += gpio.c + +romstage-y += gpio.c romstage-y += memory.c + +ramstage-y += gpio.c diff --git a/src/mainboard/google/brya/variants/dochi/gpio.c b/src/mainboard/google/brya/variants/dochi/gpio.c new file mode 100644 index 0000000000..8c6fb09ac2 --- /dev/null +++ b/src/mainboard/google/brya/variants/dochi/gpio.c @@ -0,0 +1,207 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/gpio.h> +#include <baseboard/variants.h> +#include <commonlib/helpers.h> +#include <soc/gpio.h> + +/* Pad configuration in ramstage */ +static const struct pad_config override_gpio_table[] = { + /* A6 : ESPI_ALERT1# ==> NC */ + PAD_NC(GPP_A6, NONE), + /* A7 : SRCCLK_OE7# ==> NC */ + PAD_NC(GPP_A7, NONE), + /* A8 : SRCCLKREQ7# ==> NC */ + PAD_NC(GPP_A8, NONE), + /* A12 : SATAXPCIE1 ==> NC */ + PAD_NC(GPP_A12, NONE), + /* A15 : USB_OC2# ==> NC */ + PAD_NC(GPP_A15, NONE), + /* A19 : DDSP_HPD1 ==> NC */ + PAD_NC(GPP_A19, NONE), + /* A20 : DDSP_HPD2 ==> NC */ + PAD_NC(GPP_A20, NONE), + + /* B3 : PROC_GP2 ==> NC */ + PAD_NC_LOCK(GPP_B3, NONE, LOCK_CONFIG), + + /* D3 : ISH_GP3 ==> NC */ + PAD_NC_LOCK(GPP_D3, NONE, LOCK_CONFIG), + /* D5 : SRCCLKREQ0# ==> SSD_CLKREQ_ODL */ + PAD_CFG_NF(GPP_D5, NONE, DEEP, NF1), + /* D6 : SRCCLKREQ1# ==> APU_PEN_DETECT_ODL */ + PAD_CFG_GPI_GPIO_DRIVER(GPP_D6, NONE, PLTRST), + /* D7 : SRCCLKREQ2# ==> NC */ + PAD_NC(GPP_D7, NONE), + /* D8 : SRCCLKREQ3# ==> NC */ + PAD_NC(GPP_D8, NONE), + /* D9 : ISH_SPI_CS# ==> NC */ + PAD_NC_LOCK(GPP_D9, NONE, LOCK_CONFIG), + /* D16 : ISH_UART0_CTS# ==> NC */ + PAD_NC_LOCK(GPP_D16, NONE, LOCK_CONFIG), + /* D17 : UART1_RXD ==> APU_PEN_DETECT_ODL */ + PAD_CFG_GPI_SCI_LOCK(GPP_D17, NONE, EDGE_SINGLE, NONE, LOCK_CONFIG), + /* D18 : UART1_TXD ==> NC */ + PAD_NC_LOCK(GPP_D18, NONE, LOCK_CONFIG), + + /* E0 : SATAXPCIE0 ==> NC */ + PAD_NC(GPP_E0, NONE), + /* E3 : PROC_GP0 ==> NC */ + PAD_NC(GPP_E3, NONE), + /* E4 : SATA_DEVSLP0 ==> NC */ + PAD_NC(GPP_E4, NONE), + /* E7 : PROC_GP1 ==> NC */ + PAD_NC(GPP_E7, NONE), + /* E10 : THC0_SPI1_CS# ==> NC */ + PAD_NC_LOCK(GPP_E10, NONE, LOCK_CONFIG), + /* E17 : THC0_SPI1_INT# ==> NC */ + PAD_NC_LOCK(GPP_E17, NONE, LOCK_CONFIG), + /* E18 : DDP1_CTRLCLK ==> NC */ + PAD_NC(GPP_E18, NONE), + /* E20 : DDP2_CTRLCLK ==> NC */ + PAD_NC(GPP_E20, NONE), + + /* F6 : CNV_PA_BLANKING ==> NC */ + PAD_NC(GPP_F6, NONE), + /* F20 : EXT_PWR_GATE# ==> NC */ + PAD_NC(GPP_F20, NONE), + /* F21 : EXT_PWR_GATE2# ==> NC */ + PAD_NC(GPP_F21, NONE), + + /* H6 : I2C1_SDA ==> PCH_I2C_TPM_SDA */ + PAD_CFG_NF_LOCK(GPP_H6, NONE, NF1, LOCK_CONFIG), + /* H7 : I2C1_SCL ==> PCH_I2C_TPM_SCL */ + PAD_CFG_NF_LOCK(GPP_H7, NONE, NF1, LOCK_CONFIG), + /* H8 : I2C4_SDA ==> NC */ + PAD_NC(GPP_H8, NONE), + /* H9 : I2C4_SCL ==> NC */ + PAD_NC(GPP_H9, NONE), + /* H12 : I2C7_SDA ==> NC */ + PAD_NC_LOCK(GPP_H12, NONE, LOCK_CONFIG), + /* H13 : I2C7_SCL ==> NC */ + PAD_NC_LOCK(GPP_H13, NONE, LOCK_CONFIG), + /* H19 : SRCCLKREQ4# ==> EMMC_CLKREQ_ODL */ + PAD_CFG_NF(GPP_H19, NONE, DEEP, NF1), + /* H20 : IMGCLKOUT1 ==> NC */ + PAD_NC(GPP_H20, NONE), + /* H21 : IMGCLKOUT2 ==> NC */ + PAD_NC(GPP_H21, NONE), + /* H22 : IMGCLKOUT3 ==> NC */ + PAD_NC(GPP_H22, NONE), + /* H23 : SRCCLKREQ5# ==> NC */ + PAD_NC(GPP_H23, NONE), + + /* R4 : HDA_RST# ==> DMIC_CLK0_R */ + PAD_CFG_NF(GPP_R4, NONE, DEEP, NF3), + /* R5 : HDA_SDI1 ==> DMIC_DATA0_R */ + PAD_CFG_NF(GPP_R5, NONE, DEEP, NF3), + /* R6 : I2S2_TXD ==> DMIC_CLK1_R */ + PAD_CFG_NF(GPP_R6, NONE, DEEP, NF3), + /* R7 : I2S2_RXD ==> DMIC_DATA1_R */ + PAD_CFG_NF(GPP_R7, NONE, DEEP, NF3), + + /* S0 : SNDW0_CLK ==> I2S1_SPKR_SCLK_R */ + PAD_CFG_NF(GPP_S0, NONE, DEEP, NF4), + /* S1 : SNDW0_DATA ==> I2S1_SPKR_SFRM_R */ + PAD_CFG_NF(GPP_S1, NONE, DEEP, NF4), + /* S2 : SNDW1_CLK ==> I2S1_PCH_TX_SPKR_RX_R */ + PAD_CFG_NF(GPP_S2, NONE, DEEP, NF4), + /* S3 : SNDW1_DATA ==> I2S1_PCH_RX_SPKR_TX */ + PAD_CFG_NF(GPP_S3, NONE, DEEP, NF4), + + /* GPD11: LANPHYC ==> NC */ + PAD_NC(GPD11, NONE), +}; + +/* Early pad configuration in bootblock */ +static const struct pad_config early_gpio_table[] = { + /* A13 : PMC_I2C_SCL ==> GSC_PCH_INT_ODL */ + PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT), + /* B4 : PROC_GP3 ==> SSD_PERST_L */ + PAD_CFG_GPO(GPP_B4, 0, DEEP), + /* + * D1 : ISH_GP1 ==> FP_RST_ODL + * FP_RST_ODL comes out of reset as hi-z and does not have an external pull-down. + * To ensure proper power sequencing for the FPMCU device, reset signal is driven low + * early on in bootblock, followed by enabling of power. Reset signal is deasserted + * later on in ramstage. Since reset signal is asserted in bootblock, it results in + * FPMCU not working after a S3 resume. This is a known issue. + */ + PAD_CFG_GPO(GPP_D1, 0, DEEP), + /* D2 : ISH_GP2 ==> EN_FP_PWR */ + PAD_CFG_GPO(GPP_D2, 1, DEEP), + /* D11 : ISH_SPI_MISO ==> EN_PP3300_SSD */ + PAD_CFG_GPO(GPP_D11, 1, DEEP), + /* E0 : SATAXPCIE0 ==> NC */ + PAD_NC(GPP_E0, NONE), + /* E13 : THC0_SPI1_IO2 ==> MEM_CH_SEL */ + PAD_CFG_GPI(GPP_E13, NONE, DEEP), + /* E15 : RSVD_TP ==> PCH_WP_OD */ + PAD_CFG_GPI_GPIO_DRIVER(GPP_E15, NONE, DEEP), + /* F18 : THC1_SPI2_INT# ==> EC_IN_RW_OD */ + PAD_CFG_GPI(GPP_F18, NONE, DEEP), + /* H6 : I2C1_SDA ==> PCH_I2C_TPM_SDA */ + PAD_CFG_NF(GPP_H6, NONE, DEEP, NF1), + /* H7 : I2C1_SCL ==> PCH_I2C_TPM_SCL */ + PAD_CFG_NF(GPP_H7, NONE, DEEP, NF1), + /* H10 : UART0_RXD ==> UART_PCH_RX_DBG_TX */ + PAD_CFG_NF(GPP_H10, NONE, DEEP, NF2), + /* H11 : UART0_TXD ==> UART_PCH_TX_DBG_RX */ + PAD_CFG_NF(GPP_H11, NONE, DEEP, NF2), + + /* CPU PCIe VGPIO for PEG60 */ + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_48, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_49, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_50, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_51, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_52, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_53, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_54, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_55, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_56, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_57, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_58, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_59, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_60, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_61, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_62, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_63, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_76, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_77, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_78, NONE, PLTRST, NF1), + PAD_CFG_NF_VWEN(GPP_vGPIO_PCIE_79, NONE, PLTRST, NF1), +}; + +static const struct pad_config romstage_gpio_table[] = { + /* B4 : PROC_GP3 ==> SSD_PERST_L */ + PAD_CFG_GPO(GPP_B4, 1, DEEP), + + /* Enable touchscreen, hold in reset */ + /* C0 : SMBCLK ==> EN_PP3300_TCHSCR */ + PAD_CFG_GPO(GPP_C0, 1, DEEP), + /* C1 : SMBDATA ==> USI_RST_L */ + PAD_CFG_GPO(GPP_C1, 0, DEEP), + + /* D1 : ISH_GP1 ==> FP_RST_ODL */ + PAD_CFG_GPO(GPP_D1, 0, DEEP), + /* D2 : ISH_GP2 ==> EN_FP_PWR */ + PAD_CFG_GPO(GPP_D2, 0, DEEP), +}; + +const struct pad_config *variant_gpio_override_table(size_t *num) +{ + *num = ARRAY_SIZE(override_gpio_table); + return override_gpio_table; +} + +const struct pad_config *variant_early_gpio_table(size_t *num) +{ + *num = ARRAY_SIZE(early_gpio_table); + return early_gpio_table; +} + +const struct pad_config *variant_romstage_gpio_table(size_t *num) +{ + *num = ARRAY_SIZE(romstage_gpio_table); + return romstage_gpio_table; +} |