168 lines
7.7 KiB
PHP
168 lines
7.7 KiB
PHP
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/* -*- mode:c -*-
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*
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* Copyright 2016 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(CHARGER_INT_L, PIN(3, 3), GPIO_INT_FALLING, bd9995x_vbus_interrupt) /* CHARGER_EC_INT_ODL from BD99956 */
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/*
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* TODO: The pull ups for Parade TCPC interrupt line can be removed in versions
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* of board following EVT in which daughter card (which has an external pull up)
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* will always be inserted.
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*/
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GPIO_INT(USB_C0_PD_INT_ODL, PIN(3, 7), GPIO_INT_FALLING, tcpc_alert_event) /* from Analogix TCPC */
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GPIO_INT(USB_C1_PD_INT_ODL, PIN(B, 1), GPIO_INT_FALLING | GPIO_PULL_UP, tcpc_alert_event) /* from Parade TCPC */
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GPIO_INT(USB_C0_CABLE_DET, PIN(C, 5), GPIO_INT_RISING, anx74xx_cable_det_interrupt) /* CABLE_DET from ANX3429 */
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#ifdef CONFIG_POWER_S0IX
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GPIO_INT(PCH_SLP_S0_L, PIN(7, 5), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S0_L */
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#endif
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GPIO_INT(PCH_SLP_S4_L, PIN(8, 6), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S4_L */
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GPIO_INT(PCH_SLP_S3_L, PIN(7, 3), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S3_L */
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GPIO_INT(SUSPWRDNACK, PIN(7, 2), GPIO_INT_BOTH, power_signal_interrupt)
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GPIO_INT(RSMRST_L_PGOOD, PIN(6, 0), GPIO_INT_BOTH, power_signal_interrupt) /* PMIC_EC_RSMRST_ODL */
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GPIO_INT(ALL_SYS_PGOOD, PIN(5, 0), GPIO_INT_BOTH, power_signal_interrupt) /* PMIC_EC_PWROK_OD */
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GPIO_INT(AC_PRESENT, PIN(C, 1), GPIO_INT_BOTH, extpower_interrupt) /* ACOK_OD from BD99956 */
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/* TODO: We might remove external pull-up for POWER_BUTTON_L in EVT */
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GPIO_INT(POWER_BUTTON_L, PIN(0, 4), GPIO_INT_BOTH, power_button_interrupt) /* MECH_PWR_BTN_ODL */
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GPIO_INT(LID_OPEN, PIN(6, 7), GPIO_INT_BOTH, lid_interrupt)
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GPIO_INT(EC_VOLDN_BTN_ODL, PIN(8, 2), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt)
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GPIO_INT(EC_VOLUP_BTN_ODL, PIN(8, 3), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt)
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/* Tablet switch is active-low. L: lid is attached (360 position) H: detached */
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GPIO_INT(TABLET_MODE_L, PIN(3, 6), GPIO_INT_BOTH, tablet_mode_interrupt)
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GPIO_INT(WP_L, PIN(4, 0), GPIO_INT_BOTH | GPIO_SEL_1P8V, switch_interrupt) /* EC_WP_ODL */
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GPIO_INT(BASE_SIXAXIS_INT_L, PIN(9, 3), GPIO_INT_FALLING | GPIO_SEL_1P8V,
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bmi160_interrupt)
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GPIO(LID_ACCEL_INT_L, PIN(C, 7), GPIO_INPUT | GPIO_SEL_1P8V)
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/* I2C GPIOs will be set to alt. function later. */
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GPIO(EC_I2C_GYRO_SDA, PIN(8, 7), GPIO_INPUT | GPIO_SEL_1P8V)
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GPIO(EC_I2C_GYRO_SCL, PIN(9, 0), GPIO_INPUT | GPIO_SEL_1P8V)
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GPIO(EC_I2C_SENSOR_SDA, PIN(9, 1), GPIO_INPUT | GPIO_SEL_1P8V)
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GPIO(EC_I2C_SENSOR_SCL, PIN(9, 2), GPIO_INPUT | GPIO_SEL_1P8V)
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GPIO(EC_I2C_USB_C0_PD_SDA, PIN(B, 4), GPIO_INPUT)
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GPIO(EC_I2C_USB_C0_PD_SCL, PIN(B, 5), GPIO_INPUT)
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GPIO(EC_I2C_USB_C1_PD_SDA, PIN(B, 2), GPIO_INPUT)
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GPIO(EC_I2C_USB_C1_PD_SCL, PIN(B, 3), GPIO_INPUT)
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GPIO(EC_I2C_POWER_SDA, PIN(D, 0), GPIO_INPUT)
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GPIO(EC_I2C_POWER_SCL, PIN(D, 1), GPIO_INPUT)
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/*
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* LPC:
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* Pins 46, 47, 51, 52, 53, 54, 55, default to LPC mode.
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* Pin 56 (CLKRUN#) defaults to GPIO mode.
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* Pin 57 (SER_IRQ) defaults to LPC mode, but we also have EC_PCH_KB_INT_ODL
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* (Pin B0) in case it doesn't work (Set CONFIG_KEYBOARD_IRQ_GPIO in this case).
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*
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* See also the NO_LPC_ESPI bit in DEVALT1 and the CONFIG_HOSTCMD_SPS option.
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*/
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GPIO(PCH_SMI_L, PIN(A, 6), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* EC_SMI_ODL */
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GPIO(PCH_SCI_L, PIN(A, 7), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* EC_SCI_ODL */
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#ifndef CONFIG_POWER_S0IX
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GPIO(PCH_SLP_S0_L, PIN(7, 5), GPIO_INPUT) /* SLP_S0_L */
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#endif
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/* Enable for board and SKU ID ADCs */
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GPIO(EC_BRD_ID_EN, PIN(3, 5), GPIO_INPUT)
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GPIO(CCD_MODE_ODL, PIN(6, 3), GPIO_INPUT)
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GPIO(ENTERING_RW, PIN(7, 6), GPIO_OUTPUT) /* EC_ENTERING_RW */
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GPIO(PCH_RSMRST_L, PIN(7, 0), GPIO_OUT_LOW)
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GPIO(EC_BATT_PRES_L, PIN(3, 4), GPIO_INPUT)
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GPIO(PMIC_EN, PIN(8, 5), GPIO_OUT_LOW)
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GPIO(EN_PP3300, PIN(C, 2), GPIO_OUT_LOW)
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GPIO(PP3300_PG, PIN(6, 2), GPIO_INPUT)
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GPIO(EN_PP5000, PIN(C, 6), GPIO_OUT_LOW)
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GPIO(PP5000_PG, PIN(7, 1), GPIO_INPUT)
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GPIO(EN_P3300_TRACKPAD_ODL, PIN(3, 2), GPIO_ODR_LOW)
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/* Control the gate for trackpad IRQ. High closes the gate.
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* This is always set low so that the OS can manage the trackpad. */
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GPIO(TRACKPAD_INT_GATE, PIN(A, 1), GPIO_OUT_LOW)
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GPIO(PCH_SYS_PWROK, PIN(E, 7), GPIO_OUT_LOW) /* EC_PCH_PWROK */
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GPIO(ENABLE_BACKLIGHT, PIN(9, 7), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* EC_BL_EN_OD */
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GPIO(WIRELESS_GPIO_WLAN_POWER, PIN(6, 6), GPIO_ODR_HIGH) /* EN_PP3300_WLAN_ODL */
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/*
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* PCH_PROCHOT_ODL is primarily for monitoring the PROCHOT# signal which is
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* normally driven by the PMIC. The EC can also drive this signal in the event
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* that the ambient or charger temperature sensors exceeds their thresholds.
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*/
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GPIO(CPU_PROCHOT, PIN(A, 3), GPIO_INPUT | GPIO_SEL_1P8V) /* PCH_PROCHOT_ODL */
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GPIO(PCH_PWRBTN_L, PIN(0, 1), GPIO_ODR_HIGH) /* EC_PCH_PWR_BTN_ODL */
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GPIO(PCH_WAKE_L, PIN(8, 1), GPIO_ODR_HIGH) /* EC_PCH_WAKE_ODL */
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GPIO(USB_C0_HPD_1P8_ODL, PIN(9, 4), GPIO_INPUT | GPIO_SEL_1P8V)
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GPIO(USB_C1_HPD_1P8_ODL, PIN(A, 5), GPIO_INPUT | GPIO_SEL_1P8V)
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GPIO(USB2_OTG_VBUSSENSE, PIN(9, 5), GPIO_OUTPUT)
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/* EC_PCH_RTCRST is a sledgehammer for resetting SoC state and should rarely
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* be used. Set as input for now, we'll set it as an output when we want to use
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* it. Has external pull-down resistor. */
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GPIO(EC_PCH_RTCRST, PIN(B, 7), GPIO_INPUT)
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GPIO(SYS_RESET_L, PIN(6, 1), GPIO_ODR_HIGH) /* SYS_RST_ODL */
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/* FIXME: What, if anything, to do about EC_RST_ODL on VCC1_RST#? */
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GPIO(CHARGER_RST_ODL, PIN(C, 0), GPIO_ODR_HIGH)
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GPIO(USB_A_CHARGE_EN_L, PIN(8, 4), GPIO_OUT_LOW)
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GPIO(USB1_ENABLE, PIN(0, 0), GPIO_OUT_HIGH)
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GPIO(EN_USB_TCPC_PWR, PIN(C, 3), GPIO_OUT_LOW)
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GPIO(USB_C0_PD_RST_L, PIN(0, 3), GPIO_OUT_LOW) /* USB_C0_PD_RST_L */
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GPIO(USB_C1_PD_RST_ODL, PIN(7, 4), GPIO_ODR_HIGH)
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/*
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* Configure as input to enable @ 1.5A, output-low to turn off, or output-high
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* to enable @ 3A.
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*/
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GPIO(USB_C0_5V_EN, PIN(D, 3), GPIO_OUT_LOW | GPIO_PULL_UP) /* EN_USB_C0_5V_OUT, Enable C0 */
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GPIO(USB_C1_5V_EN, PIN(D, 2), GPIO_OUT_LOW | GPIO_PULL_UP) /* EN_USB_C1_5V_OUT, Enable C1 */
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GPIO(BAT_LED_BLUE, PIN(8, 0), GPIO_OUT_HIGH)
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GPIO(BAT_LED_AMBER, PIN(C, 4), GPIO_OUT_HIGH)
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GPIO(POWER_LED, PIN(0, 2), GPIO_OUT_HIGH)
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/*
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* Alternate function pins
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*/
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/* Keyboard pins */
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#define GPIO_KB_INPUT (GPIO_INPUT | GPIO_PULL_UP)
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#define GPIO_KB_OUTPUT (GPIO_ODR_HIGH)
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#define GPIO_KB_OUTPUT_COL2 (GPIO_OUT_LOW)
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ALTERNATE(PIN_MASK(3, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_KB_INPUT)
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ALTERNATE(PIN_MASK(2, 0xfc), 0, MODULE_KEYBOARD_SCAN, GPIO_KB_INPUT)
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ALTERNATE(PIN_MASK(2, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_KB_OUTPUT)
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ALTERNATE(PIN_MASK(0, 0xe0), 0, MODULE_KEYBOARD_SCAN, GPIO_KB_OUTPUT)
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ALTERNATE(PIN_MASK(1, 0x7f), 0, MODULE_KEYBOARD_SCAN, GPIO_KB_OUTPUT)
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GPIO(KBD_KSO2, PIN(1, 7), GPIO_KB_OUTPUT_COL2)
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/* Board and SKU ID ADC inputs (GPIO 41, 42, 43) */
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ALTERNATE(PIN_MASK(4, 0x02), 1, MODULE_ADC, 0)
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ALTERNATE(PIN_MASK(4, 0x04), 1, MODULE_ADC, 0)
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ALTERNATE(PIN_MASK(4, 0x08), 1, MODULE_ADC, 0)
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ALTERNATE(PIN_MASK(8, 0x80), 1, MODULE_I2C, 0) /* GPIO87 for EC_I2C_GYRO_SDA */
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ALTERNATE(PIN_MASK(9, 0x01), 1, MODULE_I2C, 0) /* GPIO90 for EC_I2C_GYRO_SCL */
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ALTERNATE(PIN_MASK(9, 0x06), 1, MODULE_I2C, 0) /* GPIO92-91 for EC_I2C_SENSOR_SDA/SCL */
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ALTERNATE(PIN_MASK(B, 0x30), 1, MODULE_I2C, 0) /* GPIOB5-B4 for EC_I2C_USB_C0_PD_SDA/SCL */
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ALTERNATE(PIN_MASK(B, 0x0C), 1, MODULE_I2C, 0) /* GPOPB3-B2 for EC_I2C_USB_C1_PD_SDA/SCL */
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ALTERNATE(PIN_MASK(D, 0x03), 1, MODULE_I2C, 0) /* GPIOD1-D0 for EC_I2C_POWER_SDA/SCL */
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ALTERNATE(PIN(B, 6), 3, MODULE_PWM, 0) /* PWM KB Backlight */
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/* FIXME: Make UART RX an interrupt? */
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ALTERNATE(PIN_MASK(6, 0x30), 0, MODULE_UART, 0) /* UART from EC to Servo */
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