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