1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
/* -*- 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.
*/
/* Declare symbolic names for all the GPIOs that we care about.
* Note: Those with interrupt handlers must be declared first. */
GPIO_INT(POWER_BUTTON_L, PIN(A, 2), GPIO_INT_BOTH_DSLEEP, power_button_interrupt) /* Power button */
GPIO_INT(LID_OPEN, PIN(A, 3), GPIO_INT_BOTH_DSLEEP, lid_interrupt) /* Lid switch */
GPIO_INT(AC_PRESENT, PIN(H, 3), GPIO_INT_BOTH_DSLEEP, extpower_interrupt) /* AC power present */
GPIO_INT(PCH_BKLTEN, PIN(M, 3), GPIO_INT_BOTH, backlight_interrupt) /* Backlight enable signal from PCH */
GPIO_INT(PCH_SLP_S0_L, PIN(G, 6), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S0# signal from PCH */
GPIO_INT(PCH_SLP_S3_L, PIN(G, 7), GPIO_INT_BOTH_DSLEEP, power_signal_interrupt) /* SLP_S3# signal from PCH */
GPIO_INT(PCH_SLP_S5_L, PIN(H, 1), GPIO_INT_BOTH_DSLEEP, power_signal_interrupt) /* SLP_S5# signal from PCH */
GPIO_INT(PCH_SLP_SUS_L, PIN(G, 3), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_SUS# signal from PCH */
GPIO_INT(PP1050_PGOOD, PIN(H, 4), GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 1.05V */
GPIO_INT(PP1350_PGOOD, PIN(H, 6), GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 1.35V (DRAM) */
GPIO_INT(PP5000_PGOOD, PIN(N, 0), GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 5V */
GPIO_INT(VCORE_PGOOD, PIN(C, 6), GPIO_INT_BOTH, power_signal_interrupt) /* Power good on core VR */
GPIO_INT(PCH_EDP_VDD_EN, PIN(J, 1), GPIO_INT_BOTH, power_interrupt) /* PCH wants EDP enabled */
GPIO_INT(RECOVERY_L, PIN(A, 5), GPIO_PULL_UP | GPIO_INT_BOTH, switch_interrupt) /* Recovery signal from servo */
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_PULL_UP | GPIO_INT_BOTH_DSLEEP, uart_deepsleep_interrupt) /* UART0 RX input */
/* Other inputs */
GPIO(FAN_ALERT_L, PIN(B, 0), GPIO_INPUT) /* From thermal sensor */
GPIO(PCH_SUSWARN_L, PIN(G, 2), GPIO_INT_BOTH) /* SUSWARN# signal from PCH */
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 */
GPIO(BOARD_VERSION1, PIN(Q, 5), GPIO_INPUT) /* Board version stuffing resistor 1 */
GPIO(BOARD_VERSION2, PIN(Q, 6), GPIO_INPUT) /* Board version stuffing resistor 2 */
GPIO(BOARD_VERSION3, PIN(Q, 7), GPIO_INPUT) /* Board version stuffing resistor 3 */
GPIO(CPU_PGOOD, PIN(C, 4), GPIO_INPUT) /* Power good to the CPU */
GPIO(BAT_PRESENT_L, PIN(B, 4), GPIO_INPUT) /* Battery present. Repurposed BAT_TEMP */
/* Outputs; all unasserted by default except for reset signals */
GPIO(CPU_PROCHOT, PIN(B, 1), GPIO_OUT_LOW) /* Force CPU to think it's overheated */
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, 2), GPIO_OUT_LOW) /* Enable LTE radio */
GPIO(PP3300_WLAN_EN, PIN(J, 0), GPIO_OUT_LOW) /* Enable WiFi power */
GPIO(SUSP_VR_EN, PIN(C, 7), GPIO_OUT_LOW) /* Enable 1.05V regulator */
GPIO(VCORE_EN, PIN(C, 5), GPIO_OUT_LOW) /* Stuffing option - not connected */
GPIO(PP5000_EN, PIN(H, 7), GPIO_OUT_LOW) /* Enable 5V supply */
GPIO(PP5000_FAN_EN, PIN(J, 3), GPIO_OUT_LOW) /* Enable fan power rail */
GPIO(SYS_PWROK, PIN(H, 2), GPIO_OUT_LOW) /* EC thinks everything is up and ready */
GPIO(WLAN_OFF_L, PIN(J, 4), GPIO_OUT_LOW) /* Disable WiFi radio */
GPIO(CHARGE_L, PIN(E, 6), GPIO_OUT_LOW) /* Allow battery to charge when on AC */
GPIO(ENABLE_BACKLIGHT, PIN(M, 7), GPIO_OUT_LOW) /* Enable backlight power */
GPIO(ENABLE_TOUCHPAD, PIN(N, 1), GPIO_OUT_LOW) /* Enable touchpad power */
GPIO(ENTERING_RW, PIN(D, 3), GPIO_OUT_LOW) /* Indicate when EC is entering RW code */
GPIO(PCH_DPWROK, PIN(G, 0), GPIO_OUT_LOW) /* Indicate when VccDSW is good */
/*
* HDA_SDO is technically an output, but we need to leave it as an
* input until we drive it high. So can't use open-drain (HI_Z).
*/
GPIO(PCH_HDA_SDO, PIN(G, 1), GPIO_INPUT) /* HDA_SDO signal to PCH; when high, ME ignores security descriptor */
GPIO(PCH_WAKE_L, PIN(F, 0), GPIO_OUT_HIGH) /* Wake signal from EC to PCH */
GPIO(PCH_NMI_L, PIN(F, 2), GPIO_OUT_HIGH) /* Non-maskable interrupt pin to PCH */
GPIO(PCH_PWRBTN_L, PIN(H, 0), GPIO_OUT_HIGH) /* Power button output to PCH */
GPIO(PCH_PWROK, PIN(F, 5), GPIO_OUT_LOW) /* PWROK / APWROK signals to PCH */
/*
* PL6 is one of 4 pins on the EC which can't be used in open-drain
* mode. To work around this PCH_RCIN_L is set to an input. It will
* only be set to an output when it needs to be driven to 0.
*/
GPIO(PCH_RCIN_L, PIN(L, 6), GPIO_INPUT) /* RCIN# 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(TOUCHSCREEN_RESET_L, PIN(N, 7), GPIO_OUT_LOW) /* Reset touch screen */
GPIO(EC_EDP_VDD_EN, PIN(J, 5), GPIO_OUT_LOW) /* Enable EDP (passthru from PCH) */
GPIO(LPC_CLKRUN_L, PIN(M, 2), GPIO_ODR_HIGH) /* Dunno. Probably important, though. */
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(PCH_SUSACK_L, PIN(F, 3), GPIO_OUT_HIGH) /* Acknowledge PCH SUSWARN# signal */
GPIO(PCH_RTCRST_L, PIN(F, 6), GPIO_ODR_HIGH) /* Not supposed to be here */
GPIO(PCH_SRTCRST_L, PIN(F, 7), GPIO_ODR_HIGH) /* Not supposed to be here */
GPIO(BAT_LED0_L, PIN(D, 0), GPIO_ODR_HIGH) /* Battery charging LED - blue */
GPIO(BAT_LED1_L, PIN(N, 4), GPIO_ODR_HIGH) /* Battery charging LED - orange */
GPIO(PWR_LED0_L, PIN(D, 1), GPIO_ODR_HIGH) /* Power LED - blue */
GPIO(PWR_LED1_L, PIN(N, 6), GPIO_ODR_HIGH) /* Power LED - orange */
ALTERNATE(PIN_MASK(A, 0x03), 1, MODULE_UART, GPIO_PULL_UP) /* 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(G, 0x30), 1, MODULE_UART, 0) /* UART2 */
ALTERNATE(PIN_MASK(J, 0x40), 1, MODULE_PECI, 0) /* PECI Tx */
ALTERNATE(PIN_MASK(J, 0x80), 0, MODULE_PECI, GPIO_ANALOG) /* PECI Rx */
ALTERNATE(PIN_MASK(L, 0x3f), 15, MODULE_LPC, 0) /* LPC */
ALTERNATE(PIN_MASK(M, 0x33), 15, MODULE_LPC, 0) /* LPC */
ALTERNATE(PIN_MASK(N, 0x0c), 1, MODULE_PWM, 0) /* FAN0PWM2 */
|
