100 lines
5.2 KiB
C
100 lines
5.2 KiB
C
/* -*- mode:c -*-
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*
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* Copyright 2014 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* Declare symbolic names for all the GPIOs that we care about.
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* Note: Those with interrupt handlers must be declared first. */
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/********************** Inputs with interrupt handlers **********************/
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/* TODO: Redefine debug 2 inputs */
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GPIO_INT(RECOVERY_L, PIN(0, 0), GPIO_PULL_UP | GPIO_INT_BOTH, switch_interrupt) /* Recovery signal from servo */
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GPIO_INT(WP_L, PIN(9, 3), GPIO_PULL_UP | GPIO_INT_BOTH, switch_interrupt) /* Write protect input */
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/* For testing keyboard commands, we need the following 4 GPIOs */
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/* TODO: Redefine 4 inputs */
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GPIO_INT(POWER_BUTTON_L, PIN(0, 2), GPIO_PULL_UP | GPIO_INT_BOTH, power_button_interrupt) /* Power button */
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GPIO_INT(LID_OPEN, PIN(3, 3), GPIO_PULL_DOWN | GPIO_INT_BOTH, lid_interrupt) /* Lid switch */
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/**************************** Need a empty line between GPIO_INT and GPIO ****************************/
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#ifdef CONFIG_TEST_1P8V
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GPIO(ENTERING_RW, PIN(3, 6), GPIO_ODR_LOW | GPIO_SEL_1P8V) /* Indicate when EC is entering RW code */
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#else
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GPIO(ENTERING_RW, PIN(3, 6), GPIO_OUT_LOW ) /* Indicate when EC is entering RW code */
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#endif
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GPIO(PCH_WAKE_L, PIN(5, 0), GPIO_OUT_HIGH) /* Wake signal output to PCH */
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/* Used for module testing */
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GPIO(PGOOD_FAN, PIN(C, 7), GPIO_PULL_UP | GPIO_INPUT) /* Power Good for FAN test */
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GPIO(SPI_CS_L, PIN(A, 5), GPIO_OUT_HIGH) /* SPI_CS Ready, Low Active. */
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/*
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* I2C pins should be configured as inputs until I2C module is
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* initialized. This will avoid driving the lines unintentionally.
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*/
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#ifdef CONFIG_TEST_1P8V
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GPIO(I2C0_SCL0, PIN(B, 5), GPIO_ODR_HIGH | GPIO_SEL_1P8V)
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GPIO(I2C0_SDA0, PIN(B, 4), GPIO_ODR_HIGH | GPIO_SEL_1P8V)
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#else
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GPIO(I2C0_SCL0, PIN(B, 5), GPIO_ODR_HIGH)
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GPIO(I2C0_SDA0, PIN(B, 4), GPIO_ODR_HIGH)
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#endif
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GPIO(I2C0_SCL1, PIN(B, 3), GPIO_ODR_HIGH)
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GPIO(I2C0_SDA1, PIN(B, 2), GPIO_ODR_HIGH)
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GPIO(I2C1_SCL, PIN(9, 0), GPIO_ODR_HIGH)
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GPIO(I2C1_SDA, PIN(8, 7), GPIO_ODR_HIGH)
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GPIO(I2C2_SCL, PIN(9, 2), GPIO_ODR_HIGH)
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GPIO(I2C2_SDA, PIN(9, 1), GPIO_ODR_HIGH)
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GPIO(I2C3_SCL, PIN(D, 1), GPIO_ODR_HIGH)
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GPIO(I2C3_SDA, PIN(D, 0), GPIO_ODR_HIGH)
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/* Used for board version command */
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GPIO(BOARD_VERSION1, PIN(6, 4), GPIO_INPUT) /* Board version stuffing resistor 1 */
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GPIO(BOARD_VERSION2, PIN(6, 5), GPIO_INPUT) /* Board version stuffing resistor 2 */
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GPIO(BOARD_VERSION3, PIN(6, 6), GPIO_INPUT) /* Board version stuffing resistor 3 */
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/**************************** Alternate pins for UART/I2C/ADC/SPI/PWM/MFT ****************************/
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/* Alternate pins for UART/I2C/ADC/SPI/PWM/MFT */
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#if NPCX_UART_MODULE2
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ALTERNATE(PIN_MASK(6, 0x30), 1, MODULE_UART, 0) /* CR_SIN/SOUT GPIO64/65 */
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#else
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ALTERNATE(PIN_MASK(1, 0x03), 1, MODULE_UART, 0) /* CR_SIN/SOUT GPIO10/11 */
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#endif
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ALTERNATE(PIN_MASK(B, 0x0C), 1, MODULE_I2C, 0) /* I2C0SDA1/I2C0SCL1 GPIOB2/B3 */
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ALTERNATE(PIN_MASK(B, 0x30), 1, MODULE_I2C, 0) /* I2C0SDA0/I2C0SCL0 GPIOB4/B5 */
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ALTERNATE(PIN_MASK(8, 0x80), 1, MODULE_I2C, 0) /* I2C1SDA GPIO87 */
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ALTERNATE(PIN_MASK(9, 0x07), 1, MODULE_I2C, 0) /* I2C1SCL/I2C2SDA/I2C2SCL GPIO90/91/92 */
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ALTERNATE(PIN_MASK(D, 0x03), 1, MODULE_I2C, 0) /* I2C3SDA/I2C3SCL GPIOD0/D1 */
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ALTERNATE(PIN_MASK(4, 0x38), 1, MODULE_ADC, 0) /* ADC GPIO45/44/43 */
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ALTERNATE(PIN_MASK(A, 0x0A), 1, MODULE_SPI, 0) /* SPIP_MOSI/SPIP_SCLK GPIOA3/A1 */
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ALTERNATE(PIN_MASK(9, 0x20), 1, MODULE_SPI, 0) /* SPIP_MISO GPIO95 */
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ALTERNATE(PIN_MASK(C, 0x04), 1, MODULE_PWM, 0) /* PWM1 for PWM/KBLIGHT Test GPIOC2 */
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/* Alternative functionality for FANS */
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#ifdef CONFIG_FANS
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ALTERNATE(PIN_MASK(C, 0x08), 1, MODULE_PWM, 0) /* PWM0 for PWM/FAN Test GPIOC3 */
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#if NPCX_TACH_SEL2
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ALTERNATE(PIN_MASK(9, 0x08), 1, MODULE_PWM, 0) /* TA1_SL2 GPIO93 for tachometer input */
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#else
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ALTERNATE(PIN_MASK(4, 0x01), 1, MODULE_PWM, 0) /* TA1_SL1 GPIO40 for tachometer input */
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#endif /* NPCX_TACH_SEL2 */
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#if (CONFIG_FANS == 2)
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ALTERNATE(PIN_MASK(C, 0x10), 1, MODULE_PWM, 0) /* PWM2 for PWM/FAN Test GPIOC4 */
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#if NPCX_TACH_SEL2
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ALTERNATE(PIN_MASK(A, 0x40), 1, MODULE_PWM, 0) /* TA2_SL2 GPIOA6 for tachometer input */
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#else
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ALTERNATE(PIN_MASK(7, 0x08), 1, MODULE_PWM, 0) /* TA2_SL1 GPIO73 for tachometer input */
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#endif /* NPCX_TACH_SEL2 */
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#endif /* (CONFIG_FANS == 2) */
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#endif /* CONFIG_FANS */
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/* Keyboard Columns */
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ALTERNATE(PIN_MASK(0, 0xE0), 0, MODULE_KEYBOARD_SCAN, 0)
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ALTERNATE(PIN_MASK(1, 0xFF), 0, MODULE_KEYBOARD_SCAN, 0)
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ALTERNATE(PIN_MASK(2, 0x03), 0, MODULE_KEYBOARD_SCAN, 0)
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/* Keyboard Rows */
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ALTERNATE(PIN_MASK(2, 0xFC), 0, MODULE_KEYBOARD_SCAN, 0)
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ALTERNATE(PIN_MASK(3, 0x03), 0, MODULE_KEYBOARD_SCAN, 0)
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