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
172
173
174
175
176
177
178
179
|
/* SPDX-License-Identifier: GPL-2.0-only */
#include <acpi/acpi.h>
#include <baseboard/gpio.h>
#include <baseboard/variants.h>
#include <commonlib/helpers.h>
#include <ec/google/chromeec/ec.h>
static const struct pad_config ssd_sku_gpio_table[] = {
/* A18 : NC */
PAD_NC(GPP_A18, NONE),
/* A19 : NC */
PAD_NC(GPP_A19, NONE),
/* A22 : NC */
PAD_NC(GPP_A22, NONE),
/* A23 : NC */
PAD_NC(GPP_A23, NONE),
/* B20 : NC */
PAD_NC(GPP_B20, NONE),
/* B21 : NC */
PAD_NC(GPP_B21, NONE),
/* B22 : NC */
PAD_NC(GPP_B22, NONE),
/* C11 : NC */
PAD_NC(GPP_C11, NONE),
/* F1 : NC */
PAD_NC(GPP_F1, NONE),
/* F3 : MEM_STRAP_3 */
PAD_CFG_GPI(GPP_F3, NONE, PLTRST),
/* F10 : MEM_STRAP_2 */
PAD_CFG_GPI(GPP_F10, NONE, PLTRST),
/* F11 : NC */
PAD_NC(GPP_F11, NONE),
/* F12 : NC */
PAD_NC(GPP_F12, NONE),
/* F13 : NC */
PAD_NC(GPP_F13, NONE),
/* F14 : NC */
PAD_NC(GPP_F14, NONE),
/* F15 : NC */
PAD_NC(GPP_F15, NONE),
/* F16 : NC */
PAD_NC(GPP_F16, NONE),
/* F17 : NC */
PAD_NC(GPP_F17, NONE),
/* F18 : NC */
PAD_NC(GPP_F18, NONE),
/* F19 : NC */
PAD_NC(GPP_F19, NONE),
/* F20 : NC */
PAD_NC(GPP_F20, NONE),
/* F21 : NC */
PAD_NC(GPP_F21, NONE),
/* F22 : NC */
PAD_NC(GPP_F22, NONE),
/* H6 : NC */
PAD_NC(GPP_H6, NONE),
/* H7 : NC */
PAD_NC(GPP_H7, NONE),
/* H19 : MEM_STRAP_0 */
PAD_CFG_GPI(GPP_H19, NONE, PLTRST),
/* H22 : MEM_STRAP_1 */
PAD_CFG_GPI(GPP_H22, NONE, PLTRST),
};
static const struct pad_config gpio_table[] = {
/* A18 : NC */
PAD_NC(GPP_A18, NONE),
/* A19 : NC */
PAD_NC(GPP_A19, NONE),
/* A22 : NC */
PAD_NC(GPP_A22, NONE),
/* A23 : NC */
PAD_NC(GPP_A23, NONE),
/* B20 : NC */
PAD_NC(GPP_B20, NONE),
/* B21 : NC */
PAD_NC(GPP_B21, NONE),
/* B22 : NC */
PAD_NC(GPP_B22, NONE),
/* C11 : NC */
PAD_NC(GPP_C11, NONE),
/* F1 : NC */
PAD_NC(GPP_F1, NONE),
/* F3 : MEM_STRAP_3 */
PAD_CFG_GPI(GPP_F3, NONE, PLTRST),
/* F10 : MEM_STRAP_2 */
PAD_CFG_GPI(GPP_F10, NONE, PLTRST),
/* F11 : EMMC_CMD ==> EMMC_CMD */
PAD_CFG_NF(GPP_F11, NONE, DEEP, NF1),
/* F12 : EMMC_DATA0 ==> EMMC_DAT0 */
PAD_CFG_NF(GPP_F12, NONE, DEEP, NF1),
/* F13 : EMMC_DATA1 ==> EMMC_DAT1 */
PAD_CFG_NF(GPP_F13, NONE, DEEP, NF1),
/* F14 : EMMC_DATA2 ==> EMMC_DAT2 */
PAD_CFG_NF(GPP_F14, NONE, DEEP, NF1),
/* F15 : EMMC_DATA3 ==> EMMC_DAT3 */
PAD_CFG_NF(GPP_F15, NONE, DEEP, NF1),
/* F16 : EMMC_DATA4 ==> EMMC_DAT4 */
PAD_CFG_NF(GPP_F16, NONE, DEEP, NF1),
/* F17 : EMMC_DATA5 ==> EMMC_DAT5 */
PAD_CFG_NF(GPP_F17, NONE, DEEP, NF1),
/* F18 : EMMC_DATA6 ==> EMMC_DAT6 */
PAD_CFG_NF(GPP_F18, NONE, DEEP, NF1),
/* F19 : EMMC_DATA7 ==> EMMC_DAT7 */
PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1),
/* F20 : EMMC_RCLK ==> EMMC_RCLK */
PAD_CFG_NF(GPP_F20, NONE, DEEP, NF1),
/* F21 : EMMC_CLK ==> EMMC_CLK */
PAD_CFG_NF(GPP_F21, NONE, DEEP, NF1),
/* F22 : EMMC_RESET# ==> EMMC_RST_L */
PAD_CFG_NF(GPP_F22, NONE, DEEP, NF1),
/* H3 : SPKR_PA_EN */
PAD_CFG_GPO(GPP_H3, 0, DEEP),
/* H6 : NC */
PAD_NC(GPP_H6, NONE),
/* H7 : NC */
PAD_NC(GPP_H7, NONE),
/* H19 : MEM_STRAP_0 */
PAD_CFG_GPI(GPP_H19, NONE, PLTRST),
/* H22 : MEM_STRAP_1 */
PAD_CFG_GPI(GPP_H22, NONE, PLTRST),
};
const struct pad_config *override_gpio_table(size_t *num)
{
uint32_t sku_id = google_chromeec_get_board_sku();
/* For SSD SKU */
if ((sku_id == 2) || (sku_id == 4)) {
*num = ARRAY_SIZE(ssd_sku_gpio_table);
return ssd_sku_gpio_table;
}
*num = ARRAY_SIZE(gpio_table);
return gpio_table;
}
/*
* GPIOs configured before ramstage
* Note: the Hatch platform's romstage will configure
* the MEM_STRAP_* (a.k.a GPIO_MEM_CONFIG_*) pins
* as inputs before it reads them, so they are not
* needed in this table.
*/
static const struct pad_config early_gpio_table[] = {
/* A12 : NC */
PAD_NC(GPP_A12, NONE),
/* B15 : H1_SLAVE_SPI_CS_L */
PAD_CFG_NF(GPP_B15, NONE, DEEP, NF1),
/* B16 : H1_SLAVE_SPI_CLK */
PAD_CFG_NF(GPP_B16, NONE, DEEP, NF1),
/* B17 : H1_SLAVE_SPI_MISO_R */
PAD_CFG_NF(GPP_B17, NONE, DEEP, NF1),
/* B18 : H1_SLAVE_SPI_MOSI_R */
PAD_CFG_NF(GPP_B18, NONE, DEEP, NF1),
/* C8 : UART_PCH_RX_DEBUG_TX */
PAD_CFG_NF(GPP_C8, NONE, DEEP, NF1),
/* C9 : UART_PCH_TX_DEBUG_RX */
PAD_CFG_NF(GPP_C9, NONE, DEEP, NF1),
/* C14 : BT_DISABLE_L */
PAD_CFG_GPO(GPP_C14, 0, DEEP),
/* PCH_WP_OD */
PAD_CFG_GPI(GPP_C20, NONE, DEEP),
/* C21 : H1_PCH_INT_ODL */
PAD_CFG_GPI_APIC(GPP_C21, NONE, PLTRST, LEVEL, INVERT),
/* C23 : WLAN_PE_RST# */
PAD_CFG_GPO(GPP_C23, 1, DEEP),
/* E1 : M2_SSD_PEDET */
PAD_CFG_NF(GPP_E1, NONE, DEEP, NF1),
/* E5 : SATA_DEVSLP1 */
PAD_CFG_NF(GPP_E5, NONE, PLTRST, NF1),
/* F2 : MEM_CH_SEL */
PAD_CFG_GPI(GPP_F2, NONE, PLTRST),
};
const struct pad_config *variant_early_gpio_table(size_t *num)
{
*num = ARRAY_SIZE(early_gpio_table);
return early_gpio_table;
}
|
