1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Marvell Berlin BG2CD pinctrl driver.
4 *
5 * Copyright (C) 2014 Marvell Technology Group Ltd.
6 *
7 * Antoine Ténart <antoine.tenart@free-electrons.com>
8 */
9
10 #include <linux/init.h>
11 #include <linux/of_device.h>
12 #include <linux/platform_device.h>
13 #include <linux/regmap.h>
14
15 #include "berlin.h"
16
17 static const struct berlin_desc_group berlin2cd_soc_pinctrl_groups[] = {
18 /* G */
19 BERLIN_PINCTRL_GROUP("G0", 0x00, 0x3, 0x00,
20 BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
21 BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
22 BERLIN_PINCTRL_FUNCTION(0x2, "led"),
23 BERLIN_PINCTRL_FUNCTION(0x3, "pwm")),
24 BERLIN_PINCTRL_GROUP("G1", 0x00, 0x3, 0x03,
25 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
26 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
27 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
28 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
29 BERLIN_PINCTRL_GROUP("G2", 0x00, 0x3, 0x06,
30 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
31 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
32 BERLIN_PINCTRL_FUNCTION(0x2, "fe"),
33 BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
34 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
35 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
36 BERLIN_PINCTRL_GROUP("G3", 0x00, 0x3, 0x09,
37 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
38 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
39 BERLIN_PINCTRL_FUNCTION(0x2, "twsi2"),
40 BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
41 BERLIN_PINCTRL_FUNCTION(0x4, "fe"),
42 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
43 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
44 BERLIN_PINCTRL_GROUP("G4", 0x00, 0x3, 0x0c,
45 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
46 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
47 BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
48 BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
49 BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
50 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
51 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
52 BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x0f,
53 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
54 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
55 BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
56 BERLIN_PINCTRL_FUNCTION(0x3, "arc"),
57 BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
58 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
59 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
60 BERLIN_PINCTRL_GROUP("G6", 0x00, 0x3, 0x12,
61 BERLIN_PINCTRL_FUNCTION(0x0, "uart0"), /* RX/TX */
62 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
63 BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x15,
64 BERLIN_PINCTRL_FUNCTION(0x0, "eddc"),
65 BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
66 BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
67 BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x18,
68 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SS0n */
69 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
70 BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x1b,
71 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
72 BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS1n/SS2n */
73 BERLIN_PINCTRL_FUNCTION(0x3, "twsi0")),
74 BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x1e,
75 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* CLK */
76 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
77 BERLIN_PINCTRL_GROUP("G11", 0x04, 0x2, 0x00,
78 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SDI/SDO */
79 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
80 BERLIN_PINCTRL_GROUP("G12", 0x04, 0x3, 0x02,
81 BERLIN_PINCTRL_FUNCTION(0x0, "usb1"),
82 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
83 BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x05,
84 BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
85 BERLIN_PINCTRL_FUNCTION(0x1, "usb0_dbg"),
86 BERLIN_PINCTRL_FUNCTION(0x2, "usb1_dbg")),
87 BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x08,
88 BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
89 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
90 BERLIN_PINCTRL_GROUP("G15", 0x04, 0x3, 0x09,
91 BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
92 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
93 BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x0c,
94 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
95 BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x0f,
96 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
97 BERLIN_PINCTRL_GROUP("G18", 0x04, 0x2, 0x12,
98 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
99 BERLIN_PINCTRL_GROUP("G19", 0x04, 0x2, 0x14,
100 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
101 BERLIN_PINCTRL_GROUP("G20", 0x04, 0x2, 0x16,
102 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
103 BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x18,
104 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
105 BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x1b,
106 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
107 BERLIN_PINCTRL_GROUP("G23", 0x08, 0x3, 0x00,
108 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
109 BERLIN_PINCTRL_GROUP("G24", 0x08, 0x2, 0x03,
110 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
111 BERLIN_PINCTRL_GROUP("G25", 0x08, 0x2, 0x05,
112 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
113 BERLIN_PINCTRL_GROUP("G26", 0x08, 0x1, 0x07,
114 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
115 BERLIN_PINCTRL_GROUP("G27", 0x08, 0x2, 0x08,
116 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
117 BERLIN_PINCTRL_GROUP("G28", 0x08, 0x3, 0x0a,
118 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
119 BERLIN_PINCTRL_GROUP("G29", 0x08, 0x3, 0x0d,
120 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
121 };
122
123 static const struct berlin_desc_group berlin2cd_sysmgr_pinctrl_groups[] = {
124 /* GSM */
125 BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
126 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
127 BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
128 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
129 BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
130 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
131 BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
132 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
133 BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
134 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
135 BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
136 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
137 BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
138 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
139 BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
140 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
141 BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
142 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
143 BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
144 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
145 BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
146 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
147 BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
148 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
149 };
150
151 static const struct berlin_pinctrl_desc berlin2cd_soc_pinctrl_data = {
152 .groups = berlin2cd_soc_pinctrl_groups,
153 .ngroups = ARRAY_SIZE(berlin2cd_soc_pinctrl_groups),
154 };
155
156 static const struct berlin_pinctrl_desc berlin2cd_sysmgr_pinctrl_data = {
157 .groups = berlin2cd_sysmgr_pinctrl_groups,
158 .ngroups = ARRAY_SIZE(berlin2cd_sysmgr_pinctrl_groups),
159 };
160
161 static const struct of_device_id berlin2cd_pinctrl_match[] = {
162 {
163 .compatible = "marvell,berlin2cd-soc-pinctrl",
164 .data = &berlin2cd_soc_pinctrl_data
165 },
166 {
167 .compatible = "marvell,berlin2cd-system-pinctrl",
168 .data = &berlin2cd_sysmgr_pinctrl_data
169 },
170 {}
171 };
172
berlin2cd_pinctrl_probe(struct platform_device * pdev)173 static int berlin2cd_pinctrl_probe(struct platform_device *pdev)
174 {
175 const struct of_device_id *match =
176 of_match_device(berlin2cd_pinctrl_match, &pdev->dev);
177
178 return berlin_pinctrl_probe(pdev, match->data);
179 }
180
181 static struct platform_driver berlin2cd_pinctrl_driver = {
182 .probe = berlin2cd_pinctrl_probe,
183 .driver = {
184 .name = "berlin-bg2cd-pinctrl",
185 .of_match_table = berlin2cd_pinctrl_match,
186 },
187 };
188 builtin_platform_driver(berlin2cd_pinctrl_driver);
189