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
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
/* -*- 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. */
/* USB-C interrupts */
GPIO_INT(USB_C0_PD_INT_ODL, PIN(A, 0), GPIO_INT_FALLING, tcpc_alert_event) /* Interrupt from port-0 TCPC */
GPIO_INT(USB_C1_PD_INT_ODL, PIN(F, 5), GPIO_INT_FALLING, tcpc_alert_event) /* Interrupt from port-1 TCPC */
GPIO_INT(USB_C0_SWCTL_INT_ODL, PIN(0, 3), GPIO_INT_FALLING, ppc_interrupt) /* Interrupt from port-0 PPC */
GPIO_INT(USB_C0_BC12_INT_L, PIN(6, 1), GPIO_INT_FALLING, usb0_evt) /* Interrupt from port-0 BC1.2 */
GPIO_INT(USB_C1_BC12_INT_L, PIN(8, 2), GPIO_INT_FALLING, usb1_evt) /* Interrupt from port-1 BC1.2 */
GPIO_INT(USB_C0_VBUS_DET_L, PIN(6, 2), GPIO_INT_BOTH | GPIO_PULL_UP, vbus0_evt) /* BC1.2 VBUS detection on port-0 */
GPIO_INT(USB_C1_VBUS_DET_L, PIN(8, 3), GPIO_INT_BOTH | GPIO_PULL_UP, vbus1_evt) /* BC1.2 VBUS detection on port-1 */
GPIO_INT(USB_C0_CABLE_DET, PIN(3, 7), GPIO_INT_RISING, anx74xx_cable_det_interrupt) /* Cable detection from port-0 TCPC */
GPIO_INT(ACCEL_GYRO_INT_L, PIN(D, 3), GPIO_INT_FALLING | GPIO_SEL_1P8V, bmi160_interrupt) /* Accelerometer/gyro interrupt */
/* System interrupts */
GPIO_INT(AC_PRESENT, PIN(0, 0), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, extpower_interrupt) /* ACOK_OD */
GPIO_INT(POWER_BUTTON_L, PIN(0, 1), GPIO_INT_BOTH, power_button_interrupt) /* EC_PWR_BTN_ODL */
GPIO_INT(VOLUME_DOWN_L, PIN(7, 0), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt) /* EC_VOLDN_BTN_ODL */
GPIO_INT(VOLUME_UP_L, PIN(F, 2), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt) /* EC_VOLUP_BTN_ODL */
GPIO_INT(WP_L, PIN(A, 1), GPIO_INT_BOTH, switch_interrupt) /* EC_WP_ODL */
GPIO_INT(LID_OPEN, PIN(D, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, lid_interrupt) /* LID_OPEN_EC */
GPIO_INT(AP_RST_REQ, PIN(C, 2), GPIO_INT_RISING | GPIO_PULL_DOWN | GPIO_SEL_1P8V, chipset_reset_request_interrupt) /* Reset request from AP */
GPIO_INT(AP_RST_L, PIN(C, 1), GPIO_INT_BOTH | GPIO_SEL_1P8V, power_signal_interrupt)
GPIO_INT(PS_HOLD, PIN(D, 4), GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V, power_signal_interrupt) /* Indicate when AP triggers reset/shutdown */
GPIO_INT(PMIC_FAULT_L, PIN(7, 6), GPIO_INT_BOTH | GPIO_SEL_1P8V, power_signal_interrupt) /* Any PMIC fault? */
/*
* When switch-cap is off, the POWER_GOOD signal is floating. Need a pull-down
* to make it low. Overload the interrupt function chipset_warm_reset_interrupt
* for not only signalling power_signal_interrupt but also handling the logic
* of WARM_RESET_L which is pulled-up by the same rail of POWER_GOOD.
*/
GPIO_INT(POWER_GOOD, PIN(5, 4), GPIO_INT_BOTH | GPIO_PULL_DOWN, chipset_warm_reset_interrupt) /* SRC_PP1800_S4A from PMIC */
GPIO_INT(WARM_RESET_L, PIN(F, 4), GPIO_INT_BOTH | GPIO_SEL_1P8V, chipset_warm_reset_interrupt) /* AP warm reset */
GPIO_INT(SHI_CS_L, PIN(5, 3), GPIO_INT_FALLING | GPIO_PULL_DOWN, shi_cs_event) /* AP_EC_SPI_CS_L */
GPIO_INT(CC_LID_BASE_ADC, PIN(4, 5), GPIO_INT_BOTH, base_detect_interrupt) /* Base detection */
/*
* EC_RST_ODL acts as a wake source from PSL hibernate mode. However, it does
* not need to be an interrupt for normal EC operations. Thus, configure it as
* GPIO_INT_BOTH with wake on low-to-high edge using GPIO_HIB_WAKE_HIGH so that
* PSL common code can configure PSL_IN correctly.
*
* Use the rising edge to wake EC up. If we chose the falling edge, it would
* still wake EC up, but EC is in an intermediate state until the signal goes
* back to high.
*/
GPIO(EC_RST_ODL, PIN(0, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH) /* Wake source: EC reset */
GPIO(ENTERING_RW, PIN(E, 1), GPIO_OUT_LOW) /* EC_ENTERING_RW: Indicate when EC is entering RW code */
GPIO(CCD_MODE_ODL, PIN(E, 3), GPIO_INPUT) /* Case Closed Debug Mode */
GPIO(BATT_PRES_ODL, PIN(E, 5), GPIO_INPUT) /* EC_BATT_PRES_ODL: Battery Present */
GPIO(PROCHOT_L, PIN(3, 4), GPIO_INPUT)
/* PMIC/AP 1.8V */
GPIO(PM845_RESIN_L, PIN(3, 2), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* PMIC reset trigger */
GPIO(PMIC_KPD_PWR_ODL, PIN(D, 6), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* PMIC power button */
GPIO(EC_INT_L, PIN(A, 2), GPIO_ODR_HIGH) /* Interrupt line between AP and EC */
GPIO(AP_SUSPEND_L, PIN(5, 7), GPIO_INPUT) /* Suspend signal from AP */
/* Power enables */
GPIO(SWITCHCAP_ON_L, PIN(D, 5), GPIO_OUT_LOW) /* Enable switch cap. XXX: It's active-high */
GPIO(VBOB_EN, PIN(9, 5), GPIO_OUT_LOW) /* Enable VBOB */
GPIO(EN_PP3300_A, PIN(A, 6), GPIO_OUT_LOW) /* Enable PP3300 */
GPIO(EN_PP5000, PIN(6, 7), GPIO_OUT_LOW) /* EN_PP5000_A: Enable PP5000 */
GPIO(ENABLE_BACKLIGHT, PIN(B, 6), GPIO_OUT_LOW) /* EC_BL_DISABLE_L: Backlight disable signal from EC */
/* Sensors */
GPIO(ALS_INT_L, PIN(5, 0), GPIO_INPUT) /* ALS sensor interrupt */
GPIO(P_SENSOR_INT_L, PIN(F, 3), GPIO_INPUT | GPIO_SEL_1P8V) /* P-sensor interrupt */
GPIO(RCAM_VSYNC, PIN(4, 0), GPIO_INPUT) /* VSYNC from rear camera */
/* Base */
GPIO(EN_PPVAR_VAR_BASE, PIN(0, 4), GPIO_OUT_LOW) /* Power to the base */
GPIO(EN_CC_LID_BASE_PH, PIN(D, 1), GPIO_ODR_HIGH)
GPIO(EN_CC_LID_BASE_PULLDN, PIN(D, 0), GPIO_ODR_HIGH)
GPIO(REVERSE_DOCK_EC, PIN(C, 6), GPIO_INPUT) /* Indicate if the dock is reversed */
GPIO(CC_LID_RX_BASE_TX, PIN(7, 5), GPIO_INPUT)
GPIO(CC_LID_RX_BASE_RX, PIN(8, 6), GPIO_INPUT)
/* LEDs */
GPIO(CHG_LED_Y_C0, PIN(C, 3), GPIO_OUT_LOW) /* EC_CHG_LED_Y_C0 */
GPIO(CHG_LED_W_C0, PIN(C, 4), GPIO_OUT_LOW) /* EC_CHG_LED_W_C0 */
GPIO(CHG_LED_Y_C1, PIN(6, 0), GPIO_OUT_LOW) /* EC_CHG_LED_Y_C1 */
GPIO(CHG_LED_W_C1, PIN(C, 0), GPIO_OUT_LOW) /* EC_CHG_LED_W_C1 */
/*
* USB HS muxes
*
* C0_MUX:D ----- C0_BC12 ---- C0_PORT
* AP --+------- C0_MUX:D1
* | +--- C0_MUX:D2
* | |
* | |
* | | C1_MUX:D ----- C1_BC12 ---- C1_PORT
* | | +- C1_MUX:D1
* +------- C1_MUX:D2
* | |
* AP --- USB_HUB
*
* TODO(waihong): Support auto-detection and switching.
*/
/* Switch both port-0 and port-1 to the hub, which matches the SS path. */
GPIO(USB_C0_HS_MUX_OE_L, PIN(A, 4), GPIO_OUT_LOW)
GPIO(USB_C0_HS_MUX_SEL, PIN(A, 3), GPIO_OUT_HIGH) /* L:D1(AP), H:D2(hub) */
GPIO(USB_C1_HS_MUX_OE_L, PIN(7, 3), GPIO_OUT_LOW)
GPIO(USB_C1_HS_MUX_SEL, PIN(7, 4), GPIO_OUT_LOW) /* L:D1(hub), H:D2(AP) */
/* USB-C port-0 controls */
GPIO(USB_C0_PD_RST_R_L, PIN(F, 1), GPIO_OUT_HIGH) /* Port-0 TCPC chip reset */
GPIO(EN_USB_C0_TCPC_PWR, PIN(C, 5), GPIO_OUT_LOW) /* Port-0 TCPC power enable */
/* USB-C port-1 controls */
GPIO(USB_C1_PD_RST_ODL, PIN(E, 4), GPIO_ODR_HIGH) /* Port-1 TCPC chip reset */
GPIO(EN_USB_C1_5V_OUT, PIN(6, 3), GPIO_OUT_LOW) /* Port-1 power switch 5V output */
GPIO(EN_USB_C1_3A, PIN(5, 6), GPIO_OUT_LOW) /* Port-1 power switch 3A current */
GPIO(EN_USB_C1_CHARGE_EC_L, PIN(B, 1), GPIO_OUT_LOW) /* Port-1 enable charging */
GPIO(USBC_MUX_CONF1, PIN(5, 1), GPIO_OUT_HIGH) /* Port-1 enable DP switch */
/* USB-C port-1 interrupts */
GPIO(USB_C1_DP_HPD, PIN(9, 6), GPIO_INPUT) /* DP HPD from port-1 TCPC */
GPIO(USB_C1_OC_ODL, PIN(D, 7), GPIO_INPUT) /* Port-1 power switch over-current */
/* I2C */
GPIO(I2C0_SCL, PIN(B, 5), GPIO_INPUT) /* EC_I2C_POWER_SCL */
GPIO(I2C0_SDA, PIN(B, 4), GPIO_INPUT) /* EC_I2C_POWER_SDA */
GPIO(I2C1_SCL, PIN(9, 0), GPIO_INPUT) /* EC_I2C_USB_C0_PD_SCL */
GPIO(I2C1_SDA, PIN(8, 7), GPIO_INPUT) /* EC_I2C_USB_C0_PD_SDA */
GPIO(I2C2_SCL, PIN(9, 2), GPIO_INPUT) /* EC_I2C_USB_C1_PD_SCL */
GPIO(I2C2_SDA, PIN(9, 1), GPIO_INPUT) /* EC_I2C_USB_C1_PD_SDA */
GPIO(I2C5_SCL, PIN(3, 3), GPIO_INPUT) /* EC_I2C_EEPROM_SCL */
GPIO(I2C5_SDA, PIN(3, 6), GPIO_INPUT) /* EC_I2C_EEPROM_SDA */
GPIO(I2C7_SCL, PIN(B, 3), GPIO_INPUT |
GPIO_SEL_1P8V) /* EC_I2C_SENSOR_SCL */
GPIO(I2C7_SDA, PIN(B, 2), GPIO_INPUT |
GPIO_SEL_1P8V) /* EC_I2C_SENSOR_SDA */
/* Board/SKU IDs */
GPIO(BOARD_VERSION1, PIN(C, 7), GPIO_INPUT) /* BRD_ID1 */
GPIO(BOARD_VERSION2, PIN(9, 3), GPIO_INPUT) /* BRD_ID2 */
GPIO(BOARD_VERSION3, PIN(8, 0), GPIO_INPUT) /* BRD_ID3 */
GPIO(SKU_ID1, PIN(F, 0), GPIO_INPUT)
GPIO(SKU_ID2, PIN(4, 1), GPIO_INPUT)
/* Switchcap */
/*
* GPIO0 is configured as PVC_PG. When the chip in power down mode, it outputs
* high-Z. Set pull-down to avoid floating.
*/
GPIO(DA9313_GPIO0, PIN(E, 2), GPIO_INPUT | GPIO_PULL_DOWN) /* Switchcap GPIO0 */
/* Alternate functions GPIO definitions */
ALTERNATE(PIN_MASK(6, 0x30), 0, MODULE_UART, GPIO_PULL_UP) /* UART (GPIO64/65) */
ALTERNATE(PIN_MASK(B, 0x30), 1, MODULE_I2C, 0) /* I2C0 (GPIOB4/B5) */
ALTERNATE(PIN_MASK(9, 0x07), 1, MODULE_I2C, 0) /* I2C1 SDA (GPIO90), I2C2 (GPIO91/92) */
ALTERNATE(PIN_MASK(8, 0x80), 1, MODULE_I2C, 0) /* I2C1 SCL (GPIO87) */
ALTERNATE(PIN_MASK(3, 0x48), 1, MODULE_I2C, 0) /* I2C5 (GPIO33/36) */
ALTERNATE(PIN_MASK(B, 0x0C), 1, MODULE_I2C, GPIO_SEL_1P8V) /* I2C7 (GPIOB2/B3) - 1.8V */
ALTERNATE(PIN_MASK(4, 0x1C), 0, MODULE_ADC, 0) /* ADC1 (GPIO44), ADC2 (GPIO43), ADC3 (GPIO42) */
ALTERNATE(PIN_MASK(4, 0xC0), 1, MODULE_SPI, GPIO_SEL_1P8V) /* SHI_SDO (GPIO47), SHI_SDI (GPIO46) */
ALTERNATE(PIN_MASK(5, 0x28), 1, MODULE_SPI, GPIO_SEL_1P8V) /* SHI_SCLK (GPIO55), SHI_CS# (GPIO53) */
ALTERNATE(PIN_MASK(B, 0x80), 1, MODULE_PWM, 0) /* PWM5 (GPIOB7) */
ALTERNATE(PIN_MASK(D, 0x04), 1, MODULE_PMU, 0) /* PSL_IN1 (GPIOD2) - LID_OPEN_EC */
ALTERNATE(PIN_MASK(0, 0x01), 1, MODULE_PMU, 0) /* PSL_IN2 (GPIO00) - ACOK_OD */
ALTERNATE(PIN_MASK(0, 0x02), 1, MODULE_PMU, 0) /* PSL_IN3 (GPIO01) - EC_PWR_BTN_ODL */
ALTERNATE(PIN_MASK(0, 0x04), 1, MODULE_PMU, 0) /* PSL_IN4 (GPIO02) - EC_RST_ODL */
|