coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
gpio.c
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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <soc/gpio.h>
4 #include <variant/gpio.h>
5 
6 static const struct pad_config gpio_table[] = {
7 /* GPP_A14 GPIO */ PAD_NC(GPP_A14, NONE),
8 /* GPP_A16 GPIO */ PAD_NC(GPP_A16, DN_20K),
9 /* GPP_B4 GPIO */ PAD_CFG_GPO(GPP_B4, 0, DEEP),
10 /* GPP_B5 GPIO */ PAD_NC(GPP_B5, NONE),
11 /* GPP_B6 GPIO */ PAD_NC(GPP_B6, NONE),
12 /* GPP_B8 GPIO */ PAD_NC(GPP_B8, NONE),
13 /* GPP_B10 GPIO */ PAD_NC(GPP_B10, NONE),
14 /* GPP_B11 GPIO */ PAD_CFG_GPO(GPP_B11, 1, DEEP),
15 /* GPP_B14 SPKR */ PAD_CFG_NF(GPP_B14, NONE, DEEP, NF1),
16 /* GPP_B18 GPIO */ PAD_NC(GPP_B18, NONE),
17 /* GPP_B22 GPIO */ PAD_NC(GPP_B22, NONE),
18 /* GPP_C2 GPIO */ PAD_NC(GPP_C2, NONE),
19 /* GPP_C5 GPIO */ PAD_NC(GPP_C5, NONE),
20 /* GPP_C6 SML1CLK */ PAD_CFG_NF(GPP_C6, NONE, DEEP, NF1),
21 /* GPP_C7 SML1DATA */ PAD_CFG_NF(GPP_C7, NONE, DEEP, NF1),
22 /* GPP_C8 GPIO */ PAD_NC(GPP_C8, NONE),
23 /* GPP_C9 GPIO */ PAD_NC(GPP_C9, NONE),
24 /* GPP_C12 GPIO */ PAD_CFG_GPI(GPP_C12, NONE, DEEP),
25 /* GPP_C13 GPIO */ PAD_CFG_GPI(GPP_C13, NONE, DEEP),
26 /* GPP_C14 GPIO */ PAD_CFG_GPI(GPP_C14, NONE, DEEP),
27 /* GPP_C15 GPIO */ PAD_CFG_GPI(GPP_C15, NONE, DEEP),
28 /* GPP_C16 I2C0_SDA */ PAD_CFG_NF(GPP_C16, NONE, PLTRST, NF1),
29 /* GPP_C17 I2C0_SCL */ PAD_CFG_NF(GPP_C17, NONE, DEEP, NF1),
30 /* GPP_C20 UART2_RXD */ PAD_CFG_NF(GPP_C20, NONE, DEEP, NF1),
31 /* GPP_C21 UART2_TXD */ PAD_CFG_NF(GPP_C21, NONE, DEEP, NF1),
32 /* GPP_C22 UART2_RTS# */ PAD_CFG_NF(GPP_C22, NONE, DEEP, NF1),
33 /* GPP_C23 UART2_CTS# */ PAD_CFG_NF(GPP_C23, NONE, DEEP, NF1),
34 /* GPP_D1 GPIO */ PAD_CFG_GPI(GPP_D1, NONE, DEEP),
35 /* GPP_D2 GPIO */ PAD_CFG_GPI(GPP_D2, NONE, DEEP),
36 /* GPP_D3 GPIO */ PAD_CFG_GPO(GPP_D3, 1, DEEP),
37 /* GPP_D7 GPIO */ PAD_CFG_GPI(GPP_D7, NONE, PLTRST),
38 /* GPP_D8 GPIO */ PAD_CFG_GPI(GPP_D8, NONE, PLTRST),
39 /* GPP_D17 DMIC_CLK1 */ PAD_CFG_NF(GPP_D17, NONE, DEEP, NF1),
40 /* GPP_D18 DMIC_DATA1 */ PAD_CFG_NF(GPP_D18, NONE, DEEP, NF1),
41 /* GPP_D19 DMIC_CLK0 */ PAD_CFG_NF(GPP_D19, NONE, DEEP, NF1),
42 /* GPP_D20 DMIC_DATA0 */ PAD_CFG_NF(GPP_D20, NONE, DEEP, NF1),
43 /* GPP_D21 GPIO */ PAD_CFG_GPO(GPP_D21, 1, DEEP),
44 /* GPP_D22 GPIO */ PAD_CFG_GPI(GPP_D22, NONE, DEEP),
45 /* GPP_G1 GPIO */ PAD_CFG_GPO(GPP_G1, 1, PLTRST),
46 /* GPP_G2 GPIO */ PAD_CFG_GPI(GPP_G2, NONE, PLTRST),
47 /* GPP_G3 GPIO */ PAD_CFG_GPI_APIC(GPP_G3, NONE, DEEP, LEVEL, INVERT),
48 /* I2S1_SFRM GPIO */ PAD_NC(I2S1_SFRM, NONE),
49 /* I2S1_TXD GPIO */ PAD_NC(I2S1_TXD, NONE),
50 /* GPD0 BATLOW# */ PAD_CFG_NF(GPD0, NONE, DEEP, NF1),
51 /* GPD1 ACPRESENT */ PAD_CFG_NF(GPD1, NATIVE, DEEP, NF1),
52 /* GPD7 GPIO */ PAD_CFG_GPO(GPD7, 0, RSMRST),
53 /* GPP_K0 GPIO */ PAD_CFG_GPI(GPP_K0, NONE, PLTRST),
54 /* GPP_K1 GPIO */ PAD_CFG_GPI(GPP_K1, NONE, PLTRST),
55 /* GPP_K2 GPIO */ PAD_CFG_GPI(GPP_K2, NONE, PLTRST),
56 /* GPP_K3 GPIO */ PAD_CFG_GPI(GPP_K3, NONE, PLTRST),
57 /* GPP_K4 GPIO */ PAD_CFG_GPO(GPP_K4, 1, PWROK),
58 /* GPP_K5 GPIO */ PAD_CFG_GPO(GPP_K5, 1, PWROK),
59 /* GPP_K8 GPIO */ PAD_NC(GPP_K8, NONE),
60 /* GPP_K9 GPIO */ PAD_NC(GPP_K9, NONE),
61 /* GPP_K10 GPIO */ PAD_NC(GPP_K10, NONE),
62 /* GPP_K11 GPIO */ PAD_NC(GPP_K11, NONE),
63 /* GPP_K20 GPIO */ PAD_CFG_GPO(GPP_K20, 1, PLTRST),
64 /* GPP_K21 GPIO */ PAD_NC(GPP_K21, NONE),
65 /* GPP_H0 GPIO */ PAD_CFG_GPI(GPP_H0, NONE, PLTRST),
66 /* GPP_H2 GPIO */ PAD_NC(GPP_H2, NONE),
67 /* GPP_H3 GPIO */ PAD_NC(GPP_H3, NONE),
68 /* GPP_H10 GPIO */ PAD_CFG_GPI(GPP_H10, NONE, DEEP),
69 /* GPP_H15 GPIO */ PAD_CFG_GPO(GPP_H15, 1, DEEP),
70 /* GPP_H17 GPIO */ PAD_CFG_GPO(GPP_H17, 1, DEEP),
71 /* GPP_E0 SATAXPCIE0 */ PAD_CFG_NF(GPP_E0, NONE, DEEP, NF1),
72 /* GPP_E1 GPIO */ PAD_NC(GPP_E1, NONE),
73 /* GPP_E2 GPIO */ PAD_NC(GPP_E2, NONE),
74 /* GPP_E4 SATA_DEVSLP0 */ PAD_CFG_NF(GPP_E4, NONE, DEEP, NF1),
75 /* GPP_E5 GPIO */ PAD_CFG_GPI(GPP_E5, NONE, DEEP),
76 /* GPP_E6 GPIO */ PAD_CFG_GPI(GPP_E6, NONE, DEEP),
77 /* GPP_E8 SATALED# */ PAD_CFG_NF(GPP_E8, NONE, DEEP, NF1),
78 /* GPP_E9 USB2_OC0# */ PAD_CFG_NF(GPP_E9, UP_20K, DEEP, NF1),
79 /* GPP_E10 USB2_OC1# */ PAD_CFG_NF(GPP_E10, UP_20K, DEEP, NF1),
80 /* GPP_E11 USB2_OC2# */ PAD_CFG_NF(GPP_E11, UP_20K, DEEP, NF1),
81 /* GPP_E12 GPIO */ PAD_CFG_GPO(GPP_E12, 1, PLTRST),
82 /* GPP_F1 GPIO */ PAD_NC(GPP_F1, NONE),
83 /* GPP_F2 GPIO */ PAD_NC(GPP_F2, NONE),
84 /* GPP_F3 GPIO */ PAD_NC(GPP_F3, NONE),
85 /* GPP_F4 GPIO */ PAD_NC(GPP_F4, NONE),
86 /* GPP_F5 GPIO */ PAD_CFG_GPO(GPP_F5, 1, PLTRST),
87 /* GPP_F6 SATA_DEVSLP4 */ PAD_CFG_NF(GPP_F6, NONE, DEEP, NF1),
88 /* GPP_F8 GPIO */ PAD_CFG_GPO(GPP_F8, 0, DEEP),
89 /* GPP_F9 GPIO */ PAD_CFG_GPO(GPP_F9, 0, DEEP),
90 /* GPP_F10 GPIO */ PAD_CFG_GPI(GPP_F10, NONE, PLTRST),
91 /* GPP_F13 GPIO */ PAD_CFG_GPI(GPP_F13, NONE, PLTRST),
92 /* GPP_F14 GPIO */ PAD_NC(GPP_F14, NONE),
93 /* GPP_F15 USB2_OC4# */ PAD_CFG_NF(GPP_F15, UP_20K, DEEP, NF1),
94 /* GPP_F16 USB2_OC5# */ PAD_CFG_NF(GPP_F16, UP_20K, DEEP, NF1),
95 /* GPP_F17 USB2_OC6# */ PAD_CFG_NF(GPP_F17, UP_20K, DEEP, NF1),
96 /* GPP_F18 GPIO */ PAD_CFG_GPI_APIC(GPP_F18, NONE, DEEP, LEVEL, INVERT),
97 /* GPP_F19 eDP_VDDEN */ PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1),
98 /* GPP_F20 eDP_BKLTEN */ PAD_CFG_NF(GPP_F20, NONE, DEEP, NF1),
99 /* GPP_F21 eDP_BKLTCTL */ PAD_CFG_NF(GPP_F21, NONE, DEEP, NF1),
100 /* GPP_F22 DDPF_CTRLCLK */ PAD_CFG_NF(GPP_F22, NONE, DEEP, NF1),
101 /* GPP_F23 DDPF_CTRLDATA */ PAD_CFG_NF(GPP_F23, NONE, DEEP, NF1),
102 /* GPP_I0 DDPB_HPD0 */ PAD_CFG_NF(GPP_I0, NATIVE, DEEP, NF1),
103 /* GPP_I1 DDPB_HPD1 */ PAD_CFG_NF(GPP_I1, NATIVE, DEEP, NF1),
104 /* GPP_I2 DDPB_HPD2 */ PAD_CFG_NF(GPP_I2, NATIVE, DEEP, NF1),
105 /* GPP_I3 DDPB_HPD3 */ PAD_CFG_NF(GPP_I3, NONE, DEEP, NF1),
106 /* GPP_I4 EDP_HPD */ PAD_CFG_NF(GPP_I4, NONE, DEEP, NF1),
107 /* GPP_I5 DDPB_CTRLCLK */ PAD_CFG_NF(GPP_I5, NONE, DEEP, NF1),
108 /* GPP_I6 DDPB_CTRLDATA */ PAD_CFG_NF(GPP_I6, NONE, DEEP, NF1),
109 /* GPP_I7 DDPC_CTRLCLK */ PAD_CFG_NF(GPP_I7, NONE, DEEP, NF1),
110 /* GPP_I8 DDPC_CTRLDATA */ PAD_CFG_NF(GPP_I8, NONE, DEEP, NF1),
111 /* GPP_I9 DDPD_CTRLCLK */ PAD_CFG_NF(GPP_I9, DN_20K, DEEP, NF1),
112 /* GPP_I10 DDPD_CTRLDATA */ PAD_CFG_NF(GPP_I10, DN_20K, DEEP, NF1),
113 /* GPP_J2 n/a */ PAD_CFG_NF(GPP_J2, NONE, DEEP, NF1),
114 /* GPP_J3 n/a */ PAD_CFG_NF(GPP_J3, NONE, DEEP, NF1),
115 /* GPP_J4 CNV_BRI_DT */ PAD_CFG_NF(GPP_J4, NONE, DEEP, NF1),
116 /* GPP_J5 CNV_BRI_RSP */ PAD_CFG_NF(GPP_J5, NONE, DEEP, NF1),
117 /* GPP_J6 CNV_RGI_DT */ PAD_CFG_NF(GPP_J6, NONE, DEEP, NF1),
118 /* GPP_J7 CNV_RGI_RSP */ PAD_CFG_NF(GPP_J7, NONE, DEEP, NF1),
119 /* GPP_J8 CNV_MFUART2_RXD */ PAD_CFG_NF(GPP_J8, NONE, DEEP, NF1),
120 /* GPP_J9 CNV_MFUART2_TXD */ PAD_CFG_NF(GPP_J9, NONE, DEEP, NF1),
121 /* GPP_J10 n/a */ PAD_CFG_NF(GPP_J10, NONE, DEEP, NF1),
122 /* GPP_J11 A4WP_PRESENT */ PAD_CFG_NF(GPP_J11, NONE, DEEP, NF1),
123 };
124 
126 {
128 }
#define GPP_C15
#define GPP_B6
Definition: gpio_soc_defs.h:59
#define GPP_D1
#define GPP_C2
#define GPP_D8
#define GPP_D17
#define GPP_F21
#define GPP_C12
#define GPP_F16
#define GPP_H15
#define GPP_E0
#define GPP_F6
#define GPP_F20
#define GPP_F23
#define GPP_C5
#define GPP_A14
#define GPP_H17
#define GPP_D7
#define GPP_E6
#define GPP_D2
#define GPP_C9
#define GPP_H2
#define GPP_C22
#define GPD0
#define GPP_F5
#define GPP_C23
#define GPP_C8
#define GPP_B22
Definition: gpio_soc_defs.h:75
#define GPP_F9
#define GPP_C13
#define GPP_E9
#define GPP_C17
#define GPP_E8
#define GPP_E5
#define GPD7
#define GPP_B8
Definition: gpio_soc_defs.h:61
#define GPP_C20
#define GPP_A16
#define GPP_F1
#define GPP_F17
#define GPP_F15
#define GPP_C6
#define GPP_F10
#define GPP_C16
#define GPD1
#define GPP_F13
#define GPP_D18
#define GPP_E2
#define GPP_H0
#define GPP_C21
#define GPP_F14
#define GPP_H3
#define GPP_F4
#define GPP_B14
Definition: gpio_soc_defs.h:67
#define GPP_B11
Definition: gpio_soc_defs.h:64
#define GPP_B18
Definition: gpio_soc_defs.h:71
#define GPP_B5
Definition: gpio_soc_defs.h:58
#define GPP_C14
#define GPP_E10
#define GPP_F8
#define GPP_B10
Definition: gpio_soc_defs.h:63
#define GPP_D19
#define GPP_F2
#define GPP_E11
#define GPP_F18
#define GPP_F22
#define GPP_B4
Definition: gpio_soc_defs.h:57
#define GPP_F3
#define GPP_H10
#define GPP_E12
#define GPP_E4
#define GPP_E1
#define GPP_F19
#define GPP_C7
#define GPP_D3
#define ARRAY_SIZE(a)
Definition: helpers.h:12
#define I2S1_SFRM
#define I2S1_TXD
#define GPP_G1
Definition: gpio_soc_defs.h:89
#define GPP_D22
#define GPP_G2
Definition: gpio_soc_defs.h:90
#define GPP_D21
#define GPP_D20
#define GPP_G3
Definition: gpio_soc_defs.h:91
#define GPP_K4
#define GPP_I5
#define GPP_J7
#define GPP_J4
#define GPP_K2
#define GPP_K9
#define GPP_J5
#define GPP_I10
#define GPP_J8
#define GPP_J2
#define GPP_J9
#define GPP_I8
#define GPP_J6
#define GPP_I7
#define GPP_I3
#define GPP_I6
#define GPP_J10
#define GPP_I9
#define GPP_K11
#define GPP_K21
#define GPP_K20
#define GPP_K1
#define GPP_I2
#define GPP_J11
#define GPP_J3
#define GPP_I0
#define GPP_K10
#define GPP_K5
#define GPP_K0
#define GPP_I4
#define GPP_K3
#define GPP_I1
#define GPP_K8
void variant_configure_gpios(void)
Definition: gpio.c:238
static const struct pad_config gpio_table[]
Definition: gpio.c:6
void gpio_configure_pads(const struct soc_amd_gpio *gpio_list_ptr, size_t size)
program a particular set of GPIO
Definition: gpio.c:307
#define PAD_NC(pin)
Definition: gpio_defs.h:263
#define PAD_CFG_GPI(pad, pull, rst)
Definition: gpio_defs.h:284
#define PAD_CFG_NF(pad, pull, rst, func)
Definition: gpio_defs.h:197
#define PAD_CFG_GPI_APIC(pad, pull, rst, trig, inv)
Definition: gpio_defs.h:376
#define PAD_CFG_GPO(pad, val, rst)
Definition: gpio_defs.h:247