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path: root/board/rambi/gpio.inc
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/* -*- mode:c -*-
 *
 * Copyright (c) 2014 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.
 */

/* Inputs with interrupt handlers are first for efficiency */
GPIO_INT(POWER_BUTTON_L,   PIN(A, 2), GPIO_INT_BOTH_DSLEEP,                power_button_interrupt)
GPIO_INT(LID_OPEN,         PIN(A, 3), GPIO_INT_BOTH_DSLEEP,                lid_interrupt)
GPIO_INT(AC_PRESENT,       PIN(H, 3), GPIO_INT_BOTH_DSLEEP,                extpower_interrupt)
GPIO_INT(PCH_SLP_S3_L,     PIN(G, 7), GPIO_INT_BOTH_DSLEEP | GPIO_PULL_UP, power_signal_interrupt)   /* SLP_S3# signal from PCH */
GPIO_INT(PCH_SLP_S4_L,     PIN(H, 1), GPIO_INT_BOTH_DSLEEP | GPIO_PULL_UP, power_signal_interrupt)   /* SLP_S4# signal from PCH */
GPIO_INT(PP1050_PGOOD,     PIN(H, 4), GPIO_INT_BOTH,                       power_signal_interrupt)   /* Power good on 1.05V */
GPIO_INT(PP3300_PCH_PGOOD, PIN(C, 4), GPIO_INT_BOTH,                       power_signal_interrupt)   /* Power good on 3.3V (PCH supply) */
GPIO_INT(PP5000_PGOOD,     PIN(N, 0), GPIO_INT_BOTH,                       power_signal_interrupt)   /* Power good on 5V */
GPIO_INT(S5_PGOOD,         PIN(G, 0), GPIO_INT_BOTH,                       power_signal_interrupt)   /* Power good on S5 supplies */
GPIO_INT(VCORE_PGOOD,      PIN(C, 6), GPIO_INT_BOTH,                       power_signal_interrupt)   /* Power good on core VR */
GPIO_INT(WP_L,             PIN(A, 4), GPIO_INT_BOTH,                       switch_interrupt)         /* Write protect input */
GPIO_INT(JTAG_TCK,         PIN(C, 0), GPIO_DEFAULT,                        jtag_interrupt)           /* JTAG clock input */
GPIO_INT(UART0_RX,         PIN(A, 0), GPIO_INT_BOTH_DSLEEP | GPIO_PULL_UP, uart_deepsleep_interrupt) /* UART0 RX input */

/* Other inputs */
GPIO(BOARD_VERSION1, PIN(Q, 5), GPIO_INPUT)
GPIO(BOARD_VERSION2, PIN(Q, 6), GPIO_INPUT)
GPIO(BOARD_VERSION3, PIN(Q, 7), GPIO_INPUT)

#ifdef CONFIG_CHIPSET_DEBUG
GPIO(PCH_SLP_SX_L,        PIN(G, 3), GPIO_INPUT | GPIO_PULL_UP) /* SLP_S0IX# signal from PCH */
GPIO(PCH_SUS_STAT_L,      PIN(G, 6), GPIO_INPUT | GPIO_PULL_UP) /* SUS_STAT# signal from PCH */
GPIO(PCH_SUSPWRDNACK,     PIN(G, 2), GPIO_INPUT | GPIO_PULL_UP) /* SUSPWRDNACK signal from PCH */
#endif

GPIO(PP1000_S0IX_PGOOD,   PIN(H, 6), GPIO_INPUT) /* Power good on 1.00V (S0iX supplies) */
GPIO(USB1_OC_L,           PIN(E, 7), GPIO_INPUT) /* USB port overcurrent warning */
GPIO(USB2_OC_L,           PIN(E, 0), GPIO_INPUT) /* USB port overcurrent warning */

/* Outputs; all unasserted by default except for reset signals */
GPIO(CPU_PROCHOT,         PIN(B, 5), GPIO_OUT_LOW)  /* Force CPU to think it's overheated */
GPIO(ENABLE_BACKLIGHT,    PIN(M, 7), GPIO_ODR_HIGH) /* Enable backlight power */
GPIO(ENABLE_TOUCHPAD,     PIN(N, 1), GPIO_OUT_LOW)  /* Enable touchpad power */
GPIO(ENTERING_RW,         PIN(D, 6), GPIO_OUT_LOW)  /* Indicate when EC is entering RW code */
GPIO(LPC_CLKRUN_L,        PIN(M, 2), GPIO_ODR_HIGH) /* Request that PCH drive LPC clock */
GPIO(PCH_CORE_PWROK,      PIN(F, 5), GPIO_OUT_LOW)  /* Indicate core well power is stable */
GPIO(PCH_PWRBTN_L,        PIN(H, 0), GPIO_ODR_HIGH) /* Power button output to PCH */
GPIO(PCH_RCIN_L,          PIN(F, 3), GPIO_ODR_HIGH) /* Reset line to PCH (for 8042 emulation) */
GPIO(PCH_RSMRST_L,        PIN(F, 1), GPIO_OUT_LOW)  /* Reset PCH resume power plane logic */
GPIO(PCH_SMI_L,           PIN(F, 4), GPIO_ODR_HIGH) /* System management interrupt to PCH */
GPIO(PCH_SOC_OVERRIDE,    PIN(G, 1), GPIO_OUT_LOW)  /* SOC override signal to PCH; when high, ME ignores security descriptor */
GPIO(PCH_SYS_PWROK,       PIN(J, 1), GPIO_OUT_LOW)  /* EC thinks everything is up and ready */
GPIO(PCH_WAKE_L,          PIN(F, 0), GPIO_ODR_HIGH) /* Wake signal from EC to PCH */
GPIO(PP1350_EN,           PIN(H, 5), GPIO_OUT_LOW)  /* Enable 1.35V supply */
GPIO(PP3300_DX_EN,        PIN(J, 2), GPIO_OUT_LOW)  /* Enable power to lots of peripherals */
GPIO(PP3300_LTE_EN,       PIN(D, 4), GPIO_OUT_LOW)  /* Enable LTE radio */
GPIO(PP3300_WLAN_EN,      PIN(J, 0), GPIO_OUT_LOW)  /* Enable WiFi power */
GPIO(PP5000_EN,           PIN(H, 7), GPIO_OUT_LOW)  /* Enable 5V supply */
GPIO(PPSX_EN,             PIN(L, 6), GPIO_OUT_LOW)  /* Enable PP1350_PCH_SX, PP1000_PCH_SX */
GPIO(SUSP_VR_EN,          PIN(C, 7), GPIO_OUT_LOW)  /* Enable 1.05V regulator */
GPIO(TOUCHSCREEN_RESET_L, PIN(N, 7), GPIO_OUT_LOW)  /* Reset touch screen */
GPIO(USB_CTL1,            PIN(E, 6), GPIO_OUT_LOW)  /* USB control signal 1 to both ports */
GPIO(USB_ILIM_SEL,        PIN(E, 5), GPIO_OUT_LOW)  /* USB current limit to both ports */
GPIO(USB1_ENABLE,         PIN(E, 4), GPIO_OUT_LOW)  /* USB port 1 output power enable */
GPIO(USB2_ENABLE,         PIN(D, 5), GPIO_OUT_LOW)  /* USB port 2 output power enable */
GPIO(VCORE_EN,            PIN(C, 5), GPIO_OUT_LOW)  /* Enable core power supplies */
GPIO(WLAN_OFF_L,          PIN(J, 4), GPIO_OUT_LOW)  /* Disable WiFi radio */
GPIO(PCH_SCI_L,           PIN(M, 1), GPIO_ODR_HIGH) /* Assert SCI to PCH */
GPIO(KBD_IRQ_L,           PIN(M, 3), GPIO_ODR_HIGH) /* Negative edge triggered irq. */

ALTERNATE(PIN_MASK(A, 0x03), 1,  MODULE_UART,    0)		/* UART0 */
ALTERNATE(PIN_MASK(B, 0x04), 3,  MODULE_I2C,     0)		/* I2C0 SCL */
ALTERNATE(PIN_MASK(B, 0x08), 3,  MODULE_I2C,     GPIO_OPEN_DRAIN)	/* I2C0 SDA */
ALTERNATE(PIN_MASK(B, 0x40), 3,  MODULE_I2C,     0)		/* I2C5 SCL */
ALTERNATE(PIN_MASK(B, 0x80), 3,  MODULE_I2C,     GPIO_OPEN_DRAIN)	/* I2C5 SDA */
ALTERNATE(PIN_MASK(D, 0x0f), 2,  MODULE_SPI,     0)		/* SPI1 */
ALTERNATE(PIN_MASK(L, 0x3f), 15, MODULE_LPC,     0)		/* LPC */
ALTERNATE(PIN_MASK(M, 0x21), 15, MODULE_LPC,     0)		/* LPC */
ALTERNATE(PIN_MASK(N, 0x50), 1,  MODULE_PWM_LED, GPIO_OPEN_DRAIN)	/* FAN0PWM 3&4 */