From b0452ae7629ebdd65ac903c53a06fe1e67877c64 Mon Sep 17 00:00:00 2001 From: wen zhang Date: Mon, 8 Mar 2021 15:15:54 +0800 Subject: Makomo: Initial EC image The starting point for the Makomo EC image BUG=b:182093677 BRANCH=kukui TEST=make BOARD=makomo Change-Id: Ibdc1e8a115d003c9b3ce3815722699f5b017d231 Signed-off-by: wen zhang Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2742260 Reviewed-by: Ting Shen --- board/makomo/gpio.inc | 121 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 board/makomo/gpio.inc (limited to 'board/makomo/gpio.inc') diff --git a/board/makomo/gpio.inc b/board/makomo/gpio.inc new file mode 100644 index 0000000000..b07f678e9f --- /dev/null +++ b/board/makomo/gpio.inc @@ -0,0 +1,121 @@ +/* -*- mode:c -*- + * + * Copyright 2021 The Chromium OS Authors. All rights reserved. + * 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. + */ + +/* Interrupts */ +GPIO_INT(USB_C0_PD_INT_ODL, PIN(B, 1), GPIO_INT_FALLING | GPIO_PULL_UP, + tcpc_alert_event) +GPIO_INT(POWER_BUTTON_L, PIN(A, 0), GPIO_INT_BOTH | GPIO_PULL_UP, + power_button_interrupt) /* EC_PWR_BTN_ODL */ +GPIO_INT(AP_IN_SLEEP_L, PIN(C, 12), GPIO_INT_BOTH | GPIO_PULL_DOWN, + power_signal_interrupt) +GPIO_INT(PMIC_EC_RESETB, PIN(B, 7), GPIO_INT_BOTH | GPIO_PULL_DOWN, + power_signal_interrupt) +GPIO_INT(WARM_RESET_REQ, PIN(A, 3), GPIO_INT_RISING | GPIO_PULL_DOWN, + chipset_reset_request_interrupt) +GPIO_INT_RW(ACCEL_INT_ODL, PIN(A, 4), GPIO_INT_FALLING | GPIO_SEL_1P8V | GPIO_PULL_UP, + bmi160_interrupt) +GPIO_INT_RO(EMMC_CMD, PIN(B, 15), GPIO_INT_FALLING, + emmc_cmd_interrupt) +GPIO_INT(SPI1_NSS, PIN(A, 15), GPIO_INT_BOTH | GPIO_PULL_UP, + spi_event) /* SPI_AP_EC_CS_L */ +GPIO_INT(LID_OPEN, PIN(C, 5), GPIO_INT_BOTH, + lid_interrupt) +GPIO_INT(AC_PRESENT, PIN(A, 6), GPIO_INT_BOTH, + extpower_interrupt) /* ACOK_OD */ +GPIO_INT(BC12_EC_INT_ODL, PIN(C, 9), GPIO_INT_FALLING, + bc12_interrupt) +GPIO_INT(IT8801_SMB_INT, PIN(A, 8), GPIO_INT_FALLING | GPIO_PULL_UP, + io_expander_it8801_interrupt) /* KB_INT_ODL */ +GPIO_INT(AP_EC_WATCHDOG_L, PIN(D, 2), GPIO_INT_FALLING, + chipset_watchdog_interrupt) +GPIO_INT(TABLET_MODE_L, PIN(B, 11), GPIO_INT_BOTH, + gmr_tablet_switch_isr) + +/* Unimplemented interrupts */ +GPIO(ALS_RGB_INT_ODL, PIN(C, 10), GPIO_INPUT) + +/* Reset pins */ +GPIO(AP_SYS_RST_L, PIN(C, 11), GPIO_OUT_LOW) +GPIO(PMIC_WATCHDOG_L, PIN(A, 2), GPIO_OUT_LOW) +GPIO(PMIC_EN_ODL, PIN(F, 0), GPIO_ODR_HIGH) + +/* + * I2C pins should be configured as inputs until I2C module is + * initialized. This will avoid driving the lines unintentionally. + */ +GPIO(I2C1_SCL, PIN(B, 8), GPIO_INPUT) +GPIO(I2C1_SDA, PIN(B, 9), GPIO_INPUT) +GPIO(I2C2_SCL, PIN(A, 11), GPIO_INPUT) +GPIO(I2C2_SDA, PIN(A, 12), GPIO_INPUT) +GPIO(I2C3_SCL, PIN(A, 5), GPIO_ODR_HIGH) +GPIO(I2C3_SDA, PIN(C, 4), GPIO_ODR_HIGH) + +/* Analog pins */ +GPIO(BOARD_ID, PIN(C, 0), GPIO_ANALOG) +GPIO(EC_SKU_ID, PIN(B, 0), GPIO_ANALOG) + +/* Other input pins */ +GPIO(WP_L, PIN(C, 8), GPIO_INPUT) /* EC_FLASH_WP_ODL */ +GPIO(BOOT0, PIN(F, 11), GPIO_INPUT) +GPIO(CCD_MODE_ODL, PIN(A, 1), GPIO_INPUT) + +/* Other output pins */ +GPIO(EC_BATT_PRES_ODL, PIN(A, 7), GPIO_INPUT) +GPIO(EC_BL_EN_OD, PIN(A, 13), GPIO_ODR_HIGH) +GPIO(EN_USBA_5V, PIN(C, 14), GPIO_OUT_LOW) +GPIO(EC_SENSOR_SPI_MISO, PIN(C, 2), GPIO_INPUT) +GPIO(EC_SENSOR_SPI_MOSI, PIN(C, 3), GPIO_OUT_LOW) +GPIO(EC_SENSOR_SPI_NSS, PIN(B, 12), GPIO_OUT_HIGH) +GPIO(EC_SENSOR_SPI_CK, PIN(B, 10), GPIO_OUT_LOW) +GPIO(ENTERING_RW, PIN(C, 6), GPIO_ODR_HIGH) /* EC_ENTERING_RW_ODL */ +GPIO(EC_INT_L, PIN(C, 7), GPIO_ODR_HIGH) /* EC_AP_INT_ODL */ +GPIO(EC_BOARD_ID_EN_L, PIN(C, 15), GPIO_ODR_HIGH) /* EC_BOARD_ID_EN_ODL */ +GPIO(USB_C0_HPD_OD, PIN(F, 1), GPIO_ODR_LOW) +GPIO(BOOTBLOCK_EN_L, PIN(C, 1), GPIO_ODR_HIGH) +GPIO(EN_PP1800_S5_L, PIN(A, 14), GPIO_OUT_LOW) +GPIO(USB_C0_DISCHARGE, PIN(B, 6), GPIO_OUT_LOW) + +IOEX(PWR_LED_WHITE_L, EXPIN(0, 1, 4), GPIO_OUT_HIGH) +IOEX(BAT_LED_GREEN_FULL_L, EXPIN(0, 1, 3), GPIO_OUT_HIGH) +IOEX(BAT_LED_RED_L, EXPIN(0, 1, 2), GPIO_OUT_HIGH) +IOEX(KB_BL_EN, EXPIN(0, 0, 7), GPIO_OUT_LOW) + +/* + * TODO(b:138352732): On IT88801 expander, To be readded once IT8801 driver and + * gpio expander framework has landed. + */ +UNIMPLEMENTED(EN_PP5000_USBC) +UNIMPLEMENTED(PMIC_FORCE_RESET_ODL) +UNIMPLEMENTED(EN_USBC_CHARGE_L) + +/* USART1: PA9/PA10 */ +ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_UART, 0) +/* I2C MASTER: PB8/9 */ +ALTERNATE(PIN_MASK(B, 0x0300), 1, MODULE_I2C, GPIO_ODR_HIGH ) +/* I2C MASTER: PA11/12 */ +ALTERNATE(PIN_MASK(A, 0x1800), 5, MODULE_I2C, GPIO_ODR_HIGH ) + + +/* SPI1 */ +/* SPI SLAVE: PB3/4/5 */ +ALTERNATE(PIN_MASK(B, 0x0038), 0, MODULE_SPI, 0) +/* SPI SLAVE CS: PA15 */ +ALTERNATE(PIN_MASK(A, 0x8000), 0, MODULE_SPI, 0) + +/* SPI2 */ +/* Shared between slave for emmc and master for bmi160 */ +/* They're mutually exclusive with gpio_config_module. */ +/* EMMC SPI SLAVE: PB13/14/15 */ +ALTERNATE(PIN_MASK(B, 0xE000), 0, MODULE_SPI_FLASH, 0) +/* SENSORS SPI MASTER: PB10, PB12, PC2, PC3 */ +ALTERNATE(PIN_MASK(B, 0x0400), 5, MODULE_SPI_MASTER, 0) +ALTERNATE(PIN_MASK(C, 0x000C), 1, MODULE_SPI_MASTER, 0) -- cgit v1.2.1