| /* 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[] = { |
| /* A7 : SRCCLK_OE7# ==> NC */ |
| PAD_NC(GPP_A7, NONE), |
| /* A17 : DISP_MISCC ==> NC */ |
| PAD_NC(GPP_A17, NONE), |
| /* A19 : DDSP_HPD1 ==> NC */ |
| PAD_NC(GPP_A19, NONE), |
| /* A20 : DDSP_HPD2 ==> NC */ |
| PAD_NC(GPP_A20, NONE), |
| /* A21 : DDPC_CTRCLK ==> NC */ |
| PAD_NC(GPP_A21, NONE), |
| /* A22 : DDPC_CTRLDATA ==> NC */ |
| PAD_NC(GPP_A22, NONE), |
| |
| /* B3 : PROC_GP2 ==> eMMC_PERST_L */ |
| PAD_CFG_GPO_LOCK(GPP_B3, 1, LOCK_CONFIG), |
| /* B5 : ISH_I2C0_SDA ==> NC */ |
| PAD_NC_LOCK(GPP_B5, NONE, LOCK_CONFIG), |
| /* B6 : ISH_I2C0_SCL ==> NC */ |
| PAD_NC_LOCK(GPP_B6, NONE, LOCK_CONFIG), |
| /* B15 : TIME_SYNC0 ==> NC */ |
| PAD_NC_LOCK(GPP_B15, NONE, LOCK_CONFIG), |
| |
| /* C3 : SML0CLK ==> NC */ |
| PAD_NC(GPP_C3, NONE), |
| /* C4 : SML0DATA ==> NC */ |
| PAD_NC(GPP_C4, NONE), |
| |
| /* D3 : ISH_GP3 ==> NC */ |
| PAD_NC_LOCK(GPP_D3, NONE, LOCK_CONFIG), |
| /* D5 : SRCCLKREQ0# ==> NC */ |
| PAD_NC(GPP_D5, NONE), |
| /* D7 : SRCCLKREQ2# ==> NC */ |
| PAD_NC(GPP_D7, NONE), |
| /* D13 : ISH_UART0_RXD ==> NC */ |
| PAD_NC_LOCK(GPP_D13, NONE, LOCK_CONFIG), |
| /* D14 : ISH_UART0_TXD ==> NC */ |
| PAD_NC_LOCK(GPP_D14, NONE, LOCK_CONFIG), |
| /* D15 : ISH_UART0_RTS# ==> EN_WCAM_SENR_PWR */ |
| PAD_CFG_GPO_LOCK(GPP_D15, 1, LOCK_CONFIG), |
| /* D16 : ISH_UART0_CTS# ==> NC */ |
| PAD_NC_LOCK(GPP_D16, NONE, LOCK_CONFIG), |
| /* D17 : UART1_RXD ==> NC */ |
| PAD_NC_LOCK(GPP_D17, NONE, LOCK_CONFIG), |
| |
| /* E0 : SATAXPCIE0 ==> WWAN_PERST_L */ |
| PAD_CFG_GPO(GPP_E0, 1, PLTRST), |
| /* E3 : PROC_GP0 ==> NC */ |
| PAD_NC(GPP_E3, NONE), |
| /* E7 : PROC_GP1 ==> NC */ |
| PAD_NC(GPP_E7, NONE), |
| /* E16 : RSVD_TP ==> WWAN_RST_L */ |
| PAD_CFG_GPO(GPP_E16, 1, DEEP), |
| /* E20 : USB_C1_LSX_SOC_TX ==> EN_PP3300_eMMC */ |
| PAD_CFG_GPO(GPP_E20, 1, DEEP), |
| /* E23 : DDPA_CTRLDATA ==> NC */ |
| PAD_NC(GPP_E23, NONE), |
| |
| /* F19 : SRCCLKREQ6# ==> EMMC_CLKREQ_ODL */ |
| PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1), |
| /* F20 : EXT_PWR_GATE# ==> NC */ |
| PAD_NC(GPP_F20, NONE), |
| |
| /* H6 : ISH_12C1_SDA ==> PCH_I2C_TPM_SDA */ |
| PAD_CFG_NF_LOCK(GPP_H6, NONE, NF1, LOCK_CONFIG), |
| /* H7 : ISH_12C1_SCL ==> PCH_I2C_TPM_SCL */ |
| PAD_CFG_NF_LOCK(GPP_H7, NONE, NF1, LOCK_CONFIG), |
| /* H20 : IMGCLKOUT1 ==> NC */ |
| PAD_NC(GPP_H20, NONE), |
| /* H21 : IMGCLKOUT2 ==> Privacy screen */ |
| PAD_CFG_GPO(GPP_H21, 0, DEEP), |
| /* H22 : IMGCLKOUT3 ==> NC */ |
| PAD_NC(GPP_H22, NONE), |
| /* H23 : SRCCLKREQ5# ==> NC */ |
| PAD_NC(GPP_H23, NONE), |
| |
| /* R6 : I2S_PCH_TX_SPKR_RX ==> NC */ |
| PAD_NC(GPP_R6, NONE), |
| /* R7 : I2S_PCH_RX_SPKR_TX ==> NC */ |
| PAD_NC(GPP_R7, NONE), |
| |
| /* S4 : SNDW2_CLK ==> NC */ |
| PAD_NC(GPP_S4, NONE), |
| /* S5 : SNDW2_DATA ==> NC */ |
| PAD_NC(GPP_S5, NONE), |
| /* S6 : SNDW3_CLK ==> NC */ |
| PAD_NC(GPP_S6, NONE), |
| /* S7 : SNDW3_DATA ==> NC */ |
| PAD_NC(GPP_S7, NONE), |
| /* |
| * E0 : SATAXPCIE0 ==> WWAN_PERST_L |
| * Drive high here, so that PERST_L is sequenced after RST_L |
| */ |
| PAD_CFG_GPO(GPP_E0, 1, DEEP), |
| }; |
| |
| /* Early pad configuration in bootblock */ |
| static const struct pad_config early_gpio_table[] = { |
| /* A12 : SATAXPCIE1 ==> EN_PPVAR_WWAN */ |
| PAD_CFG_GPO(GPP_A12, 1, DEEP), |
| /* A13 : PMC_I2C_SCL ==> GSC_PCH_INT_ODL */ |
| PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT), |
| /* H6 : ISH_12C1_SDA ==> PCH_I2C_TPM_SDA */ |
| PAD_CFG_NF(GPP_H6, NONE, DEEP, NF1), |
| /* H7 : ISH_12C1_SCL ==> PCH_I2C_TPM_SCL */ |
| PAD_CFG_NF(GPP_H7, NONE, DEEP, NF1), |
| /* |
| * 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 ==> WWAN_PERST_L */ |
| PAD_CFG_GPO(GPP_E0, 0, DEEP), |
| /* 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), |
| /* E16 : RSVD_TP ==> WWAN_RST_L */ |
| PAD_CFG_GPO(GPP_E16, 0, DEEP), |
| /* F18 : THC1_SPI2_INT# ==> EC_IN_RW_OD */ |
| PAD_CFG_GPI(GPP_F18, NONE, DEEP), |
| /* F21 : EXT_PWR_GATE2# ==> WWAN_FCPO_L (updated in romstage) */ |
| PAD_CFG_GPO(GPP_F21, 0, DEEP), |
| /* 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), |
| /* |
| * enable EN_PP3300_SSD in bootblock, then PERST# is asserted, and |
| * then deassert PERST# in romstage |
| */ |
| /* H13 : I2C7_SCL ==> EN_PP3300_SD */ |
| PAD_CFG_GPO(GPP_H13, 1, DEEP), |
| /* B4 : PROC_GP3 ==> SSD_PERST_L */ |
| PAD_CFG_GPO(GPP_B4, 0, DEEP), |
| /* E20 : USB_C1_LSX_SOC_TX ==> EN_PP3300_MMC */ |
| PAD_CFG_GPO(GPP_E20, 1, DEEP), |
| }; |
| |
| static const struct pad_config romstage_gpio_table[] = { |
| /* B4 : PROC_GP3 ==> SSD_PERST_L */ |
| PAD_CFG_GPO(GPP_B4, 1, DEEP), |
| /* F21 : EXT_PWR_GATE2# ==> WWAN_FCPO_L (set here for correct power sequencing) */ |
| PAD_CFG_GPO(GPP_F21, 1, 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; |
| } |