88 lines
3.8 KiB
C
88 lines
3.8 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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GPIO_INT(POWER_BUTTON_L, PIN(E, 4), GPIO_INT_BOTH | GPIO_PULL_UP, power_button_interrupt)
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#ifndef CONFIG_HOSTCMD_ESPI_VW_SLP_SIGNALS
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GPIO_INT(PCH_PLTRST_L, PIN(E, 3), GPIO_INT_BOTH | GPIO_PULL_UP, lpcrst_interrupt)
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#endif
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GPIO_INT(LID_OPEN, PIN(E, 2), GPIO_INT_BOTH | GPIO_PULL_DOWN, lid_interrupt)
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GPIO_INT(WP_L, PIN(E, 1), GPIO_INT_BOTH, switch_interrupt) /* Write protect input */
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#ifdef CONFIG_LOW_POWER_IDLE
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GPIO_INT(UART1_RX, PIN(B, 0), GPIO_INT_FALLING, uart_deepsleep_interrupt) /* UART1 RX input */
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#endif
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#if IT83XX_PD_EVB
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GPIO(USBPD_HVLDO, PIN(A, 1), GPIO_OUT_LOW)
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GPIO(USBPD_PORTB_CC1_VCONN, PIN(A, 2), GPIO_OUT_LOW)
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GPIO(USBPD_PORTB_CC2_VCONN, PIN(A, 3), GPIO_OUT_LOW)
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GPIO(USBPD_PORTB_VBUS_INPUT, PIN(A, 4), GPIO_OUT_HIGH)
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GPIO(USBPD_PORTB_VBUS_OUTPUT, PIN(A, 5), GPIO_OUT_LOW)
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GPIO(USBPD_PORTB_VBUS_DROP, PIN(A, 6), GPIO_OUT_LOW)
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GPIO(USBPD_PORTA_CC1_VCONN, PIN(C, 4), GPIO_OUT_LOW)
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GPIO(USBPD_PORTA_CC2_VCONN, PIN(C, 6), GPIO_OUT_LOW)
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GPIO(USBPD_PORTA_VBUS_INPUT, PIN(D, 0), GPIO_OUT_HIGH)
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GPIO(USBPD_PORTA_VBUS_OUTPUT, PIN(D, 1), GPIO_OUT_LOW)
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GPIO(USBPD_PORTA_VBUS_DROP, PIN(E, 5), GPIO_OUT_LOW)
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#endif
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GPIO(PCH_SMI_L, PIN(D, 3), GPIO_OUT_HIGH)
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GPIO(PCH_SCI_L, PIN(D, 4), GPIO_OUT_HIGH)
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GPIO(GATE_A20_H, PIN(B, 5), GPIO_OUT_HIGH)
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GPIO(SYS_RESET_L, PIN(B, 6), GPIO_OUT_HIGH)
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GPIO(LPC_CLKRUN_L, PIN(H, 0), GPIO_OUT_LOW)
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GPIO(PCH_WAKE_L, PIN(B, 7), GPIO_ODR_HIGH) /* Wake signal from EC to PCH */
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GPIO(I2C_A_SCL, PIN(B, 3), GPIO_INPUT)
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GPIO(I2C_A_SDA, PIN(B, 4), GPIO_INPUT)
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GPIO(I2C_B_SCL, PIN(C, 1), GPIO_INPUT)
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GPIO(I2C_B_SDA, PIN(C, 2), GPIO_INPUT)
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#ifdef CONFIG_IT83XX_SMCLK2_ON_GPC7
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GPIO(I2C_C_SCL, PIN(C, 7), GPIO_INPUT)
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#else
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GPIO(I2C_C_SCL, PIN(F, 6), GPIO_INPUT)
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#endif
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GPIO(I2C_C_SDA, PIN(F, 7), GPIO_INPUT)
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GPIO(I2C_E_SCL, PIN(E, 0), GPIO_INPUT)
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GPIO(I2C_E_SDA, PIN(E, 7), GPIO_INPUT)
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#ifdef CONFIG_UART_HOST
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GPIO(UART2_SIN1, PIN(H, 1), GPIO_INPUT)
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GPIO(UART2_SOUT1, PIN(H, 2), GPIO_INPUT)
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#endif
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/* KSO/KSI pins can be used as GPIO input. */
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GPIO(BOARD_VERSION1, PIN(KSO_H, 5), GPIO_INPUT)
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GPIO(BOARD_VERSION2, PIN(KSO_H, 6), GPIO_INPUT)
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GPIO(BOARD_VERSION3, PIN(KSO_H, 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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ALTERNATE(PIN_MASK(B, 0x03), 1, MODULE_UART, GPIO_PULL_UP) /* UART1 */
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#ifdef CONFIG_UART_HOST
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ALTERNATE(PIN_MASK(H, 0x06), 1, MODULE_UART, 0) /* UART2 */
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#endif
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ALTERNATE(PIN_MASK(A, 0x40), 3, MODULE_SPI, 0) /* SSCK of SPI */
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ALTERNATE(PIN_MASK(C, 0x28), 3, MODULE_SPI, 0) /* SMOSI/SMISO of SPI */
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ALTERNATE(PIN_MASK(G, 0x01), 3, MODULE_SPI, 0) /* SSCE1# of SPI */
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ALTERNATE(PIN_MASK(G, 0x04), 3, MODULE_SPI, 0) /* SSCE0# of SPI */
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ALTERNATE(PIN_MASK(A, 0x80), 1, MODULE_PWM, 0) /* PWM7 for FAN1 */
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ALTERNATE(PIN_MASK(D, 0x40), 3, MODULE_PWM, 0) /* TACH0A for FAN1 */
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ALTERNATE(PIN_MASK(B, 0x18), 1, MODULE_I2C, 0) /* I2C A SCL/SDA */
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#ifdef CONFIG_IT83XX_SMCLK2_ON_GPC7
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ALTERNATE(PIN_MASK(C, 0x86), 1, MODULE_I2C, 0) /* I2C B SCL/SDA, C SCL */
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ALTERNATE(PIN_MASK(F, 0x80), 1, MODULE_I2C, 0) /* I2C C SDA */
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#else
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ALTERNATE(PIN_MASK(C, 0x06), 1, MODULE_I2C, 0) /* I2C B SCL/SDA */
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ALTERNATE(PIN_MASK(F, 0xC0), 1, MODULE_I2C, 0) /* I2C C SCL/SDA */
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#endif
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ALTERNATE(PIN_MASK(E, 0x81), 1, MODULE_I2C, 0) /* I2C E SCL/SDA E0/E7 */
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