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
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
/* -*- mode:c -*-
*
* Copyright 2018 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. */
/* Wake Source interrupts */
GPIO_INT(LID_OPEN, PIN(D, 2), GPIO_INT_BOTH |
GPIO_HIB_WAKE_HIGH, lid_interrupt)
GPIO_INT(POWER_BUTTON_L, PIN(0, 1), GPIO_INT_BOTH, power_button_interrupt) /* MECH_PWR_BTN_ODL */
GPIO_INT(AC_PRESENT, PIN(0, 0), GPIO_INT_BOTH |
GPIO_HIB_WAKE_HIGH, extpower_interrupt) /* ACOK_OD */
/* USB-C interrupts */
GPIO_INT(USB_C0_MUX_INT_ODL, PIN(6, 1), GPIO_INT_FALLING, tcpc_alert_event)
GPIO_INT(USB_C1_MUX_INT_ODL, PIN(F, 5), GPIO_INT_FALLING, tcpc_alert_event)
GPIO_INT(USB_PD_C0_INT_ODL, PIN(E, 0), GPIO_INT_FALLING, ppc_interrupt)
GPIO_INT(USB_PD_C1_INT_ODL, PIN(F, 1), GPIO_INT_FALLING, ppc_interrupt)
/* Power State interrupts */
#ifdef CONFIG_POWER_S0IX
GPIO_INT(PCH_SLP_S0_L, PIN(A, 4), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S0_L */
#endif
GPIO_INT(PCH_SLP_S4_L, PIN(A, 3), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S4_L */
GPIO_INT(PCH_SLP_S3_L, PIN(A, 6), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S3_L */
GPIO_INT(SUSPWRDNACK, PIN(D, 5), GPIO_INT_BOTH, power_signal_interrupt) /* SUSPWRDNACK */
GPIO_INT(RSMRST_L_PGOOD, PIN(E, 2), GPIO_INT_BOTH, power_signal_interrupt) /* PMIC_EC_RSMRST_ODL */
GPIO_INT(ALL_SYS_PGOOD, PIN(F, 4), GPIO_INT_BOTH, power_signal_interrupt) /* PMIC_EC_PWROK_OD */
/* Other interrupts */
GPIO_INT(WP_L, PIN(A, 1), GPIO_INT_BOTH, switch_interrupt) /* EC_WP_ODL */
GPIO_INT(TABLET_MODE_L, PIN(8, 6), GPIO_INT_BOTH, tablet_mode_isr)
GPIO_INT(BASE_SIXAXIS_INT_L, PIN(5, 6), GPIO_INT_FALLING | GPIO_SEL_1P8V, lsm6dsm_interrupt)
GPIO(LID_ACCEL_INT_L, PIN(5, 0), GPIO_INPUT | GPIO_SEL_1P8V)
/* Define PCH_SLP_S0_L after all interrupts if CONFIG_POWER_S0IX not defined. */
#ifndef CONFIG_POWER_S0IX
GPIO(PCH_SLP_S0_L, PIN(A, 4), GPIO_INPUT) /* SLP_S0_L */
#endif
/*
* PLT_RST_L isn't used since there is a Virtual Wire on eSPI for it. It is here
* only for debugging purposes.
*/
GPIO(PLT_RST_L, PIN(C, 7), GPIO_INPUT) /* Platform Reset from SoC */
/* Must be GPIO_DEFAULT since pin is changed based on board version */
GPIO(SYS_RESET_L, PIN(3, 4), GPIO_ODR_HIGH) /* SYS_RST_ODL */
/* Must be GPIO_DEFAULT since pin is changed based on board version */
GPIO(ENTERING_RW, PIN(E, 1), GPIO_OUT_LOW) /* EC_ENTERING_RW */
GPIO(PCH_WAKE_L, PIN(7, 4), GPIO_ODR_HIGH) /* EC_PCH_WAKE_ODL */
GPIO(PCH_PWRBTN_L, PIN(C, 1), GPIO_ODR_HIGH) /* EC_PCH_PWR_BTN_ODL */
GPIO(EN_PP5000, PIN(7, 3), GPIO_OUT_LOW) /* EN_PP5000_A */
GPIO(PP5000_PG, PIN(C, 0), GPIO_INPUT) /* PP5000_PG_OD */
GPIO(EN_PP3300, PIN(D, 4), GPIO_OUT_LOW) /* EN_PP3300_A */
GPIO(PP3300_PG, PIN(6, 0), GPIO_INPUT) /* PP3300_PG_OD */
GPIO(PMIC_EN, PIN(7, 2), GPIO_OUT_LOW) /* Enable A Rails via PMIC */
GPIO(PCH_RSMRST_L, PIN(C, 2), GPIO_OUT_LOW) /* RSMRST# to SOC. All _A rails now up. */
GPIO(PCH_SYS_PWROK, PIN(B, 7), GPIO_OUT_LOW) /* EC_PCH_PWROK. All S0 rails now up. */
/* Peripheral rails */
GPIO(ENABLE_BACKLIGHT, PIN(D, 3), GPIO_ODR_HIGH |
GPIO_SEL_1P8V) /* EC_BL_EN_OD */
GPIO(EN_P3300_TRACKPAD_ODL, PIN(3, 3), GPIO_ODR_HIGH)
GPIO(EC_BATT_PRES_L, PIN(E, 5), GPIO_INPUT)
/*
* PCH_PROCHOT_ODL is primarily for monitoring the PROCHOT# signal which is
* normally driven by the PMIC. The EC can also drive this signal in the event
* that the ambient or charger temperature sensors exceeds their thresholds.
*/
GPIO(CPU_PROCHOT, PIN(3, 7), GPIO_INPUT | GPIO_SEL_1P8V) /* PCH_PROCHOT_ODL */
/* I2C pins - Alternate function below configures I2C module on these pins */
GPIO(I2C0_SCL, PIN(B, 5), GPIO_INPUT) /* EC_I2C_BATTERY_3V3_SCL */
GPIO(I2C0_SDA, PIN(B, 4), GPIO_INPUT) /* EC_I2C_BATTERY_3V3_SDA */
GPIO(I2C1_SCL, PIN(9, 0), GPIO_INPUT) /* EC_I2C_USB_C0_MUX_SCL */
GPIO(I2C1_SDA, PIN(8, 7), GPIO_INPUT) /* EC_I2C_USB_C0_MUX_SDA */
GPIO(I2C2_SCL, PIN(9, 2), GPIO_INPUT) /* EC_I2C_USB_C1_MUX_SCL */
GPIO(I2C2_SDA, PIN(9, 1), GPIO_INPUT) /* EC_I2C_USB_C1_MUX_SDA */
GPIO(I2C3_SCL, PIN(D, 1), GPIO_INPUT) /* EC_I2C_EEPROM_SCL */
GPIO(I2C3_SDA, PIN(D, 0), GPIO_INPUT) /* EC_I2C_EEPROM_SDA */
GPIO(I2C4_SCL, PIN(F, 3), GPIO_INPUT) /* EC_I2C_CHARGER_3V3_SCL */
GPIO(I2C4_SDA, PIN(F, 2), GPIO_INPUT) /* EC_I2C_CHARGER_3V3_SDA */
GPIO(I2C7_SCL, PIN(B, 3), GPIO_INPUT |
GPIO_SEL_1P8V) /* EC_I2C_SENSOR_U_SCL */
GPIO(I2C7_SDA, PIN(B, 2), GPIO_INPUT |
GPIO_SEL_1P8V) /* EC_I2C_SENSOR_U_SDA */
/* USB pins */
GPIO(EN_USB_A0_5V, PIN(6, 7), GPIO_OUT_LOW) /* Enable A0 5V Charging */
GPIO(EN_USB_A1_5V, PIN(9, 6), GPIO_OUT_LOW) /* Enable A1 5V Charging */
GPIO(USB_A0_CHARGE_EN_L, PIN(A, 2), GPIO_OUT_HIGH) /* Enable A0 1.5A Charging */
GPIO(USB_A1_CHARGE_EN_L, PIN(A, 0), GPIO_OUT_HIGH) /* Enable A1 1.5A Charging */
GPIO(USB_C0_BC12_VBUS_ON, PIN(6, 3), GPIO_OUT_LOW) /* C0 BC1.2 Power */
GPIO(USB_C0_BC12_CHG_DET_L, PIN(9, 5), GPIO_INPUT) /* C0 BC1.2 Detect */
GPIO(USB_C0_HPD_1V8_ODL, PIN(C, 5), GPIO_INPUT | /* C0 DP Hotplug Detect */
GPIO_SEL_1P8V)
GPIO(USB_C1_PD_RST_ODL, PIN(7, 0), GPIO_ODR_HIGH) /* C1 PD Reset */
GPIO(USB_C1_BC12_VBUS_ON, PIN(B, 1), GPIO_OUT_LOW) /* C1 BC1.2 Power */
GPIO(USB_C1_BC12_CHG_DET_L, PIN(E, 4), GPIO_INPUT) /* C1 BC1.2 Detect */
GPIO(USB_C1_HPD_1V8_ODL, PIN(C, 6), GPIO_INPUT | /* C1 DP Hotplug Detect */
GPIO_SEL_1P8V)
/*
* USB2_OTG_ID is 1.8V pin on the SoC side with an internal pull-up. However, it
* 3.3V on the EC side. So, configure it as ODR so that the EC never drives it
* high.
*/
GPIO(USB2_OTG_ID, PIN(8, 3), GPIO_ODR_LOW) /* OTG ID */
/* LED */
GPIO(BAT_LED_ORANGE_L, PIN(C, 3), GPIO_OUT_HIGH) /* LED_1_L */
GPIO(BAT_LED_BLUE_L, PIN(C, 4), GPIO_OUT_HIGH) /* LED_2_L */
GPIO(LED_3_L, PIN(D, 7), GPIO_OUT_HIGH)
/* Keyboard Backlight */
GPIO(KB_BL_PWR_EN, PIN(6, 2), GPIO_OUT_LOW)
/* Camera */
GPIO(WFCAM_VSYNC, PIN(0, 3), GPIO_INPUT) /* TP only */
/* Keyboard pins */
ALTERNATE(PIN_MASK(3, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_INPUT) /* KSI_00-01 */
ALTERNATE(PIN_MASK(2, 0xFC), 0, MODULE_KEYBOARD_SCAN, GPIO_INPUT) /* KSI_02-07 */
ALTERNATE(PIN_MASK(2, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO_00-01 */
ALTERNATE(PIN_MASK(1, 0x7F), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO_03-09 */
ALTERNATE(PIN_MASK(0, 0xE0), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO_10-12 */
GPIO(KBD_KSO2, PIN(1, 7), GPIO_OUT_LOW) /* KSO_02 inverted */
/* Alternate functions GPIO definitions */
/* Cr50 requires no pull-ups on UART pins. */
ALTERNATE(PIN_MASK(6, 0x30), 0, MODULE_UART, 0) /* UART from EC to Servo */
ALTERNATE(PIN_MASK(B, 0x30), 0, MODULE_I2C, 0) /* I2C0 */
ALTERNATE(PIN_MASK(9, 0x07), 0, MODULE_I2C, 0) /* I2C1 SCL / I2C2 */
ALTERNATE(PIN_MASK(8, 0x80), 0, MODULE_I2C, 0) /* I2C1 SDA */
ALTERNATE(PIN_MASK(D, 0x03), 0, MODULE_I2C, 0) /* I2C3 */
ALTERNATE(PIN_MASK(F, 0x0C), 0, MODULE_I2C, 0) /* I2C4 */
ALTERNATE(PIN_MASK(B, 0x0C), 0, MODULE_I2C, (GPIO_INPUT | GPIO_SEL_1P8V)) /* 1.8V I2C7 */
ALTERNATE(PIN_MASK(4, 0x30), 0, MODULE_ADC, 0) /* ADC0-1 */
ALTERNATE(PIN_MASK(8, 0x01), 0, MODULE_PWM, 0) /* PWM3: KB_BL_PWM */
|