37 lines
1.3 KiB
PHP
37 lines
1.3 KiB
PHP
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/* -*- mode:c -*-
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*
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* Copyright 2015 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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GPIO_INT(USER_BUTTON, PIN(A, 0), GPIO_INT_FALLING, button_event)
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GPIO_INT(PD_MCU_INT, PIN(A, 1), GPIO_INT_FALLING, alert_event)
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/* Outputs */
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GPIO(LED_U, PIN(C, 6), GPIO_OUT_LOW)
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GPIO(LED_D, PIN(C, 7), GPIO_OUT_LOW)
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GPIO(LED_L, PIN(C, 8), GPIO_OUT_LOW)
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GPIO(LED_R, PIN(C, 9), GPIO_OUT_LOW)
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GPIO(USB_C0_DVDDIO, PIN(C, 14), GPIO_OUT_HIGH)
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GPIO(USB_C0_AVDD33, PIN(C, 15), GPIO_OUT_HIGH)
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GPIO(VBUS_PMIC_CTRL, PIN(A, 4), GPIO_OUT_LOW)
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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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GPIO(I2C0_SCL, PIN(B, 6), GPIO_INPUT)
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GPIO(I2C0_SDA, PIN(B, 7), GPIO_INPUT)
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/* Unimplemented signals which we need to emulate for now */
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UNIMPLEMENTED(ENTERING_RW)
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UNIMPLEMENTED(WP_L)
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ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_USART, 0) /* USART1: PA09/PA10 */
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ALTERNATE(PIN_MASK(A, 0xC000), 1, MODULE_UART, 0) /* USART2: PA14/PA15 */
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ALTERNATE(PIN_MASK(B, 0x00c0), 1, MODULE_I2C, 0) /* I2C MASTER:PB6/7 */
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