| /* -*- mode:c -*- |
| * |
| * Copyright 2021 The ChromiumOS Authors |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| /* Declare symbolic names for all the GPIOs that we care about. |
| * Note: Those with interrupt handlers must be declared first. */ |
| |
| /* Wake Source interrupts */ |
| GPIO_INT(POWER_BUTTON_L, PIN(E, 4), GPIO_INT_BOTH | GPIO_PULL_UP | |
| GPIO_HIB_WAKE_HIGH, power_button_interrupt) /* GSC_EC_PWR_BTN_ODL */ |
| GPIO_INT(LID_OPEN, PIN(E, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, |
| lid_interrupt) |
| GPIO_INT(TABLET_MODE_L, PIN(J, 7), GPIO_INT_BOTH, |
| gmr_tablet_switch_isr) |
| |
| /* Chipset interrupts */ |
| GPIO_INT(AP_EC_WARM_RST_REQ, PIN(D, 3), GPIO_INT_RISING | GPIO_SEL_1P8V, |
| chipset_reset_request_interrupt) |
| |
| /* Power sequencing interrupts */ |
| GPIO_INT(AP_EC_WATCHDOG_L, PIN(C, 7), GPIO_INT_BOTH | GPIO_SEL_1P8V, |
| chipset_watchdog_interrupt) |
| GPIO_INT(AP_IN_SLEEP_L, PIN(F, 2), |
| GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V, power_signal_interrupt) |
| GPIO_INT(PMIC_EC_PWRGD, PIN(F, 3), |
| GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V, power_signal_interrupt) |
| |
| /* Sensor Interrupts */ |
| GPIO_INT(BASE_IMU_INT_L, PIN(M, 3), GPIO_INT_FALLING | GPIO_SEL_1P8V, |
| icm42607_interrupt) |
| /* USB-C interrupts */ |
| GPIO_INT(USB_C0_PPC_INT_ODL, PIN(D, 1), GPIO_INT_BOTH, ppc_interrupt) |
| #ifdef BOARD_CHERRY |
| GPIO_INT(USB_C0_BC12_INT_ODL,PIN(J, 4), GPIO_INT_FALLING, bc12_interrupt) |
| #else /* TOMATO */ |
| GPIO_INT(USB_C0_BC12_INT_ODL,PIN(I, 5), GPIO_INT_FALLING, bc12_interrupt) |
| #endif |
| GPIO_INT(USB_C1_INT_ODL, PIN(B, 2), GPIO_INT_FALLING, rt1718s_tcpc_interrupt) |
| /* TODO: not used in other devices? */ |
| GPIO(LID_ACCEL_INT_L, PIN(M, 2), GPIO_INT_FALLING | GPIO_SEL_1P8V) |
| |
| /* Volume button interrupts */ |
| GPIO_INT(VOLUME_DOWN_L, PIN(D, 5), GPIO_INT_BOTH | GPIO_PULL_UP, |
| button_interrupt) /* EC_VOLDN_BTN_ODL */ |
| GPIO_INT(VOLUME_UP_L, PIN(D, 6), GPIO_INT_BOTH | GPIO_PULL_UP, |
| button_interrupt) /* EC_VOLUP_BTN_ODL */ |
| |
| /* Other interrupts */ |
| GPIO_INT(AC_PRESENT, PIN(E, 5), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, |
| extpower_interrupt) /* AC_OK / AC_PRESENT in rev1+ */ |
| GPIO_INT(UART1_RX, PIN(B, 0), GPIO_INT_FALLING, |
| uart_deepsleep_interrupt) /* UART_DEBUG_TX_EC_RX */ |
| GPIO_INT(WP, PIN(I, 4), GPIO_INT_BOTH | GPIO_SEL_1P8V, |
| switch_interrupt) /* EC_FLASH_WP_OD */ |
| GPIO_INT(SPI0_CS, PIN(M, 5), GPIO_INT_FALLING, |
| spi_event) /* SPI slave Chip Select -- AP_SPI_EC_CS_L */ |
| #ifndef BOARD_CHERRY |
| GPIO_INT(AP_XHCI_INIT_DONE, PIN(J, 5), GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V, |
| xhci_init_done_interrupt) |
| #endif |
| |
| /* Power Sequencing Signals */ |
| GPIO(EC_PMIC_EN_ODL, PIN(D, 0), GPIO_ODR_HIGH | GPIO_SEL_1P8V) |
| GPIO(EC_PMIC_WATCHDOG_L, PIN(H, 0), GPIO_ODR_LOW | GPIO_SEL_1P8V) |
| GPIO(EN_PP5000_A, PIN(C, 6), GPIO_OUT_HIGH) |
| GPIO(PG_MT6315_PROC_B_ODL, PIN(E, 1), GPIO_INPUT) |
| GPIO(PG_MT6360_ODL, PIN(F, 1), GPIO_INPUT) |
| GPIO(EN_SLP_Z, PIN(E, 3), GPIO_OUT_LOW) |
| GPIO(SYS_RST_ODL, PIN(B, 6), GPIO_ODR_LOW) |
| GPIO(EC_BL_EN_OD, PIN(B, 5), GPIO_ODR_LOW | GPIO_SEL_1P8V) |
| |
| /* MKBP event synchronization */ |
| GPIO(EC_INT_L, PIN(E, 6), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* EC_AP_INT_ODL */ |
| |
| /* USB and USBC Signals */ |
| GPIO(DP_PATH_SEL, PIN(G, 0), GPIO_OUT_HIGH) |
| GPIO(DP_DEMUX_EN, PIN(G, 1), GPIO_OUT_LOW) |
| GPIO(EC_AP_DP_HPD_ODL, PIN(J, 0), GPIO_ODR_HIGH) |
| GPIO(EN_PP5000_USB_A0_VBUS_X,PIN(B, 7), GPIO_OUT_LOW) |
| GPIO(USB_C0_DP_IN_HPD, PIN(H, 4), GPIO_OUT_LOW) |
| GPIO(USB_C1_DP_IN_HPD, PIN(J, 1), GPIO_OUT_LOW) |
| GPIO(USB_C0_FRS_EN, PIN(F, 0), GPIO_OUT_LOW) |
| |
| /* Misc Signals */ |
| GPIO(EN_KB_BL, PIN(A, 6), GPIO_OUT_LOW) |
| GPIO(EC_BATT_PRES_ODL, PIN(C, 0), GPIO_INPUT) |
| GPIO(EN_EC_ID_ODL, PIN(H, 5), GPIO_ODR_LOW) |
| GPIO(ENTERING_RW, PIN(C, 5), GPIO_OUT_LOW) /* EC_ENTERING_RW */ |
| GPIO(EN_5V_USM, PIN(G, 3), GPIO_OUT_LOW) |
| GPIO(USB_A0_FAULT_ODL, PIN(J, 6), GPIO_INPUT) |
| GPIO(PACKET_MODE_EN, PIN(D, 4), GPIO_OUT_LOW) /* EC_GSC_PACKET_MODE */ |
| |
| /* I2C pins - Alternate function below configures I2C module on these pins */ |
| GPIO(I2C_A_SCL, PIN(B, 3), GPIO_INPUT) /* I2C_CHG_BATT_SCL */ |
| GPIO(I2C_A_SDA, PIN(B, 4), GPIO_INPUT) /* I2C_CHG_BATT_SDA */ |
| GPIO(I2C_B_SCL, PIN(C, 1), GPIO_INPUT | GPIO_SEL_1P8V) /* I2C_SENSOR_SCL */ |
| GPIO(I2C_B_SDA, PIN(C, 2), GPIO_INPUT | GPIO_SEL_1P8V) /* I2C_SENSOR_SDA */ |
| GPIO(I2C_C_SCL, PIN(F, 6), GPIO_INPUT) /* I2C_USB_C0_SCL */ |
| GPIO(I2C_C_SDA, PIN(F, 7), GPIO_INPUT) /* I2C_USB_C0_SDA */ |
| GPIO(I2C_E_SCL, PIN(E, 0), GPIO_INPUT) /* I2C_USB_C1_SCL */ |
| GPIO(I2C_E_SDA, PIN(E, 7), GPIO_INPUT) /* I2C_USB_C1_SDA */ |
| GPIO(I2C_F_SCL, PIN(A, 4), GPIO_INPUT) /* Rev 2+ I2C_PROG_SCL */ |
| GPIO(I2C_F_SDA, PIN(A, 5), GPIO_INPUT) /* Rev 2+ I2C_PROG_SDA */ |
| GPIO(I2C_H_SCL, PIN(H, 1), GPIO_INPUT) /* Rev 0,1 I2C_PROG_SCL */ |
| GPIO(I2C_H_SDA, PIN(H, 2), GPIO_INPUT) /* Rev 0,1 I2C_PROG_SDA */ |
| |
| /* Alternate functions GPIO definitions */ |
| ALTERNATE(PIN_MASK(B, 0x18), 1, MODULE_I2C, 0) /* I2C A */ |
| ALTERNATE(PIN_MASK(C, 0x06), 1, MODULE_I2C, GPIO_SEL_1P8V) /* I2C B */ |
| ALTERNATE(PIN_MASK(F, 0xC0), 1, MODULE_I2C, 0) /* I2C C */ |
| ALTERNATE(PIN_MASK(E, 0x81), 1, MODULE_I2C, 0) /* I2C E */ |
| |
| /* UART */ |
| ALTERNATE(PIN_MASK(B, 0x03), 1, MODULE_UART, 0) /* EC to Servo */ |
| |
| /* PWM */ |
| ALTERNATE(PIN_MASK(A, 0b1111), 1, MODULE_PWM, 0) /* PWM 0,1,2,3 */ |
| |
| /* ADC */ |
| ALTERNATE(PIN_MASK(I, 0b11001001), 0, MODULE_ADC, 0) /* ADC 0,3,6,7 */ |
| |
| /* SPI */ |
| ALTERNATE(PIN_MASK(M, 0x33), 0, MODULE_SPI, 0) /* SPI */ |
| |
| /* Unimplemented Pins */ |
| GPIO(PG_PP5000_S5_OD, PIN(D, 2), GPIO_INPUT) |
| /* *_ODL pin has external pullup so don't pull it down. */ |
| GPIO(PG_MT6315_GPU_ODL, PIN(H, 6), GPIO_INPUT) |
| /* reserved for future use */ |
| GPIO(CCD_MODE_ODL, PIN(C, 4), GPIO_INPUT) |
| /* |
| * ADC pins don't have internal pull-down capability, |
| * so we set them as output low. |
| */ |
| #ifdef BOARD_CHERRY |
| GPIO(NC_GPI5, PIN(I, 5), GPIO_OUT_LOW) |
| #else |
| GPIO(NC_GPJ4, PIN(J, 4), GPIO_INPUT | GPIO_PULL_DOWN) |
| #endif |
| /* NC pins, enable internal pull-up/down to avoid floating state. */ |
| GPIO(NC_GPA1, PIN(A, 1), GPIO_INPUT | GPIO_PULL_DOWN) |
| GPIO(PWM7, PIN(A, 7), GPIO_INPUT | GPIO_PULL_DOWN) |
| GPIO(EC_NVME_PLN_ODL, PIN(D, 7), GPIO_INPUT | GPIO_PULL_DOWN) |
| GPIO(SPI_CLK_GPG6, PIN(G, 6), GPIO_INPUT | GPIO_PULL_UP) |
| GPIO(PG_NVME_OD, PIN(H, 3), GPIO_INPUT | GPIO_PULL_DOWN) |
| GPIO(EN_PP2500_NVME_X, PIN(J, 2), GPIO_INPUT | GPIO_PULL_DOWN) |
| GPIO(EN_PP1200_NVME_X, PIN(J, 3), GPIO_INPUT | GPIO_PULL_DOWN) |
| GPIO(NC_GPM6, PIN(M, 6), GPIO_INPUT | GPIO_PULL_DOWN) |
| /* |
| * These pins don't have internal pull-down capability, |
| * so we set them as output low. |
| */ |
| GPIO(SPI_MOSI_GPG4, PIN(G, 4), GPIO_OUT_LOW) |
| GPIO(SPI_MISO_GPG5, PIN(G, 5), GPIO_OUT_LOW) |
| GPIO(SPI_CS_GPG7, PIN(G, 7), GPIO_OUT_LOW) |
| GPIO(EC_ID0, PIN(I, 1), GPIO_OUT_LOW) |
| GPIO(EC_ID1, PIN(I, 2), GPIO_OUT_LOW) |
| |
| /* Other unused pins */ |
| GPIO(NVME_EC_PLA_S3_ODL, PIN(I, 7), GPIO_INPUT) |
| |
