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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 3080945aca15090ccc57f9e7177d59d3b0925d94 / . / drivers / pinctrl / exynos / pinctrl-exynos850.c
blob: 3ec2636e0d878ced252c851ae622db046f246c9e [file] [log] [blame]
Sam Protsenkof09a3552024-01-10 21:09:05 -0600[diff] [blame]1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2023 Linaro Ltd.
4 * Author: Sam Protsenko <semen.protsenko@linaro.org>
5 *
6 * Exynos850 pinctrl driver.
7 */
8
9#include <dm.h>
10#include <dm/pinctrl.h>
11#include "pinctrl-exynos.h"
12
13#define EXYNOS850_PIN_BANK(pins, reg, id) \
14 { \
15 .type = &exynos850_bank_type, \
16 .offset = reg, \
17 .nr_pins = pins, \
18 .name = id \
19 }
20
21/* CON, DAT, PUD, DRV */
22static const struct samsung_pin_bank_type exynos850_bank_type = {
23 .fld_width = { 4, 1, 4, 4, },
24 .reg_offset = { 0x00, 0x04, 0x08, 0x0c, },
25};
26
27static const struct pinctrl_ops exynos850_pinctrl_ops = {
28 .set_state = exynos_pinctrl_set_state
29};
30
31/* pin banks of exynos850 pin-controller 0 (ALIVE) */
32static const struct samsung_pin_bank_data exynos850_pin_banks0[] = {
33 EXYNOS850_PIN_BANK(8, 0x000, "gpa0"),
34 EXYNOS850_PIN_BANK(8, 0x020, "gpa1"),
35 EXYNOS850_PIN_BANK(8, 0x040, "gpa2"),
36 EXYNOS850_PIN_BANK(8, 0x060, "gpa3"),
37 EXYNOS850_PIN_BANK(4, 0x080, "gpa4"),
38 EXYNOS850_PIN_BANK(3, 0x0a0, "gpq0"),
39};
40
41/* pin banks of exynos850 pin-controller 1 (CMGP) */
42static const struct samsung_pin_bank_data exynos850_pin_banks1[] = {
43 EXYNOS850_PIN_BANK(1, 0x000, "gpm0"),
44 EXYNOS850_PIN_BANK(1, 0x020, "gpm1"),
45 EXYNOS850_PIN_BANK(1, 0x040, "gpm2"),
46 EXYNOS850_PIN_BANK(1, 0x060, "gpm3"),
47 EXYNOS850_PIN_BANK(1, 0x080, "gpm4"),
48 EXYNOS850_PIN_BANK(1, 0x0a0, "gpm5"),
49 EXYNOS850_PIN_BANK(1, 0x0c0, "gpm6"),
50 EXYNOS850_PIN_BANK(1, 0x0e0, "gpm7"),
51};
52
53/* pin banks of exynos850 pin-controller 2 (AUD) */
54static const struct samsung_pin_bank_data exynos850_pin_banks2[] = {
55 EXYNOS850_PIN_BANK(5, 0x000, "gpb0"),
56 EXYNOS850_PIN_BANK(5, 0x020, "gpb1"),
57};
58
59/* pin banks of exynos850 pin-controller 3 (HSI) */
60static const struct samsung_pin_bank_data exynos850_pin_banks3[] = {
61 EXYNOS850_PIN_BANK(6, 0x000, "gpf2"),
62};
63
64/* pin banks of exynos850 pin-controller 4 (CORE) */
65static const struct samsung_pin_bank_data exynos850_pin_banks4[] = {
66 EXYNOS850_PIN_BANK(4, 0x000, "gpf0"),
67 EXYNOS850_PIN_BANK(8, 0x020, "gpf1"),
68};
69
70/* pin banks of exynos850 pin-controller 5 (PERI) */
71static const struct samsung_pin_bank_data exynos850_pin_banks5[] = {
72 EXYNOS850_PIN_BANK(2, 0x000, "gpg0"),
73 EXYNOS850_PIN_BANK(6, 0x020, "gpp0"),
74 EXYNOS850_PIN_BANK(4, 0x040, "gpp1"),
75 EXYNOS850_PIN_BANK(4, 0x060, "gpp2"),
76 EXYNOS850_PIN_BANK(8, 0x080, "gpg1"),
77 EXYNOS850_PIN_BANK(8, 0x0a0, "gpg2"),
78 EXYNOS850_PIN_BANK(1, 0x0c0, "gpg3"),
79 EXYNOS850_PIN_BANK(3, 0x0e0, "gpc0"),
80 EXYNOS850_PIN_BANK(6, 0x100, "gpc1"),
81};
82
83static const struct samsung_pin_ctrl exynos850_pin_ctrl[] = {
84 {
85 /* pin-controller instance 0 ALIVE data */
86 .pin_banks = exynos850_pin_banks0,
87 .nr_banks = ARRAY_SIZE(exynos850_pin_banks0),
88 }, {
89 /* pin-controller instance 1 CMGP data */
90 .pin_banks = exynos850_pin_banks1,
91 .nr_banks = ARRAY_SIZE(exynos850_pin_banks1),
92 }, {
93 /* pin-controller instance 2 AUD data */
94 .pin_banks = exynos850_pin_banks2,
95 .nr_banks = ARRAY_SIZE(exynos850_pin_banks2),
96 }, {
97 /* pin-controller instance 3 HSI data */
98 .pin_banks = exynos850_pin_banks3,
99 .nr_banks = ARRAY_SIZE(exynos850_pin_banks3),
100 }, {
101 /* pin-controller instance 4 CORE data */
102 .pin_banks = exynos850_pin_banks4,
103 .nr_banks = ARRAY_SIZE(exynos850_pin_banks4),
104 }, {
105 /* pin-controller instance 5 PERI data */
106 .pin_banks = exynos850_pin_banks5,
107 .nr_banks = ARRAY_SIZE(exynos850_pin_banks5),
108 },
109 {/* list terminator */}
110};
111
112static const struct udevice_id exynos850_pinctrl_ids[] = {
113 { .compatible = "samsung,exynos850-pinctrl",
114 .data = (ulong)exynos850_pin_ctrl },
115 { }
116};
117
118U_BOOT_DRIVER(pinctrl_exynos850) = {
119 .name = "pinctrl_exynos850",
120 .id = UCLASS_PINCTRL,
121 .of_match = exynos850_pinctrl_ids,
122 .priv_auto = sizeof(struct exynos_pinctrl_priv),
123 .ops = &exynos850_pinctrl_ops,
124 .probe = exynos_pinctrl_probe,
125};