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48b6bce3 AT |
1 | /* |
2 | * Marvell Berlin BG2CD pinctrl driver. | |
3 | * | |
4 | * Copyright (C) 2014 Marvell Technology Group Ltd. | |
5 | * | |
6 | * Antoine Ténart <antoine.tenart@free-electrons.com> | |
7 | * | |
8 | * This file is licensed under the terms of the GNU General Public | |
9 | * License version 2. This program is licensed "as is" without any | |
10 | * warranty of any kind, whether express or implied. | |
11 | */ | |
12 | ||
13 | #include <linux/module.h> | |
14 | #include <linux/of_device.h> | |
15 | #include <linux/platform_device.h> | |
16 | #include <linux/regmap.h> | |
17 | ||
18 | #include "berlin.h" | |
19 | ||
20 | static const struct berlin_desc_group berlin2cd_soc_pinctrl_groups[] = { | |
21 | /* G */ | |
22 | BERLIN_PINCTRL_GROUP("G0", 0x00, 0x1, 0x00, | |
23 | BERLIN_PINCTRL_FUNCTION(0x0, "jtag"), | |
24 | BERLIN_PINCTRL_FUNCTION(0x1, "gpio"), | |
25 | BERLIN_PINCTRL_FUNCTION(0x2, "led"), | |
26 | BERLIN_PINCTRL_FUNCTION(0x3, "pwm")), | |
27 | BERLIN_PINCTRL_GROUP("G1", 0x00, 0x2, 0x01, | |
28 | BERLIN_PINCTRL_FUNCTION(0x0, "gpio"), | |
29 | BERLIN_PINCTRL_FUNCTION(0x1, "sd0"), | |
30 | BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"), | |
31 | BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")), | |
32 | BERLIN_PINCTRL_GROUP("G2", 0x00, 0x2, 0x02, | |
33 | BERLIN_PINCTRL_FUNCTION(0x0, "gpio"), | |
34 | BERLIN_PINCTRL_FUNCTION(0x1, "sd0"), | |
35 | BERLIN_PINCTRL_FUNCTION(0x2, "fe"), | |
36 | BERLIN_PINCTRL_FUNCTION(0x3, "pll"), | |
37 | BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"), | |
38 | BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")), | |
39 | BERLIN_PINCTRL_GROUP("G3", 0x00, 0x2, 0x04, | |
40 | BERLIN_PINCTRL_FUNCTION(0x0, "gpio"), | |
41 | BERLIN_PINCTRL_FUNCTION(0x1, "sd0"), | |
42 | BERLIN_PINCTRL_FUNCTION(0x2, "twsi2"), | |
43 | BERLIN_PINCTRL_FUNCTION(0x3, "pll"), | |
44 | BERLIN_PINCTRL_FUNCTION(0x4, "fe"), | |
45 | BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"), | |
46 | BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")), | |
47 | BERLIN_PINCTRL_GROUP("G4", 0x00, 0x2, 0x06, | |
48 | BERLIN_PINCTRL_FUNCTION(0x0, "gpio"), | |
49 | BERLIN_PINCTRL_FUNCTION(0x1, "sd0"), | |
50 | BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"), | |
51 | BERLIN_PINCTRL_FUNCTION(0x3, "pll"), | |
52 | BERLIN_PINCTRL_FUNCTION(0x4, "pwm"), | |
53 | BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"), | |
54 | BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")), | |
55 | BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x08, | |
56 | BERLIN_PINCTRL_FUNCTION(0x0, "gpio"), | |
57 | BERLIN_PINCTRL_FUNCTION(0x1, "sd0"), | |
58 | BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"), | |
59 | BERLIN_PINCTRL_FUNCTION(0x3, "arc"), | |
60 | BERLIN_PINCTRL_FUNCTION(0x4, "pwm"), | |
61 | BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"), | |
62 | BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")), | |
63 | BERLIN_PINCTRL_GROUP("G6", 0x00, 0x2, 0x0b, | |
64 | BERLIN_PINCTRL_FUNCTION(0x0, "uart0"), /* RX/TX */ | |
65 | BERLIN_PINCTRL_FUNCTION(0x1, "gpio")), | |
66 | BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x0d, | |
67 | BERLIN_PINCTRL_FUNCTION(0x0, "eddc"), | |
68 | BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"), | |
69 | BERLIN_PINCTRL_FUNCTION(0x2, "gpio")), | |
70 | BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x10, | |
bcb5f5b4 | 71 | BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), |
48b6bce3 AT |
72 | BERLIN_PINCTRL_FUNCTION(0x1, "gpio")), |
73 | BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x13, | |
74 | BERLIN_PINCTRL_FUNCTION(0x0, "gpio"), | |
75 | BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), | |
76 | BERLIN_PINCTRL_FUNCTION(0x2, "twsi0")), | |
77 | BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x16, | |
78 | BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), | |
79 | BERLIN_PINCTRL_FUNCTION(0x1, "gpio")), | |
80 | BERLIN_PINCTRL_GROUP("G11", 0x00, 0x2, 0x18, | |
81 | BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), | |
82 | BERLIN_PINCTRL_FUNCTION(0x1, "gpio")), | |
83 | BERLIN_PINCTRL_GROUP("G12", 0x00, 0x3, 0x1a, | |
84 | BERLIN_PINCTRL_FUNCTION(0x0, "usb1"), | |
85 | BERLIN_PINCTRL_FUNCTION(0x1, "gpio")), | |
86 | BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x00, | |
87 | BERLIN_PINCTRL_FUNCTION(0x0, "nand"), | |
88 | BERLIN_PINCTRL_FUNCTION(0x1, "usb0_dbg"), | |
89 | BERLIN_PINCTRL_FUNCTION(0x2, "usb1_dbg")), | |
90 | BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x03, | |
91 | BERLIN_PINCTRL_FUNCTION(0x0, "nand"), | |
92 | BERLIN_PINCTRL_FUNCTION(0x1, "gpio")), | |
93 | BERLIN_PINCTRL_GROUP("G15", 0x04, 0x2, 0x04, | |
94 | BERLIN_PINCTRL_FUNCTION(0x0, "jtag"), | |
95 | BERLIN_PINCTRL_FUNCTION(0x1, "gpio")), | |
96 | BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x06, | |
97 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
98 | BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x09, | |
99 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
100 | BERLIN_PINCTRL_GROUP("G18", 0x04, 0x1, 0x0c, | |
101 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
102 | BERLIN_PINCTRL_GROUP("G19", 0x04, 0x1, 0x0d, | |
103 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
104 | BERLIN_PINCTRL_GROUP("G20", 0x04, 0x1, 0x0e, | |
105 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
106 | BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x0f, | |
107 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
108 | BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x12, | |
109 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
110 | BERLIN_PINCTRL_GROUP("G23", 0x04, 0x3, 0x15, | |
111 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
112 | BERLIN_PINCTRL_GROUP("G24", 0x04, 0x2, 0x18, | |
113 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
114 | BERLIN_PINCTRL_GROUP("G25", 0x04, 0x2, 0x1a, | |
115 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
116 | BERLIN_PINCTRL_GROUP("G26", 0x04, 0x1, 0x1c, | |
117 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
118 | BERLIN_PINCTRL_GROUP("G27", 0x04, 0x1, 0x1d, | |
119 | BERLIN_PINCTRL_FUNCTION_UNKNOWN), | |
120 | BERLIN_PINCTRL_GROUP("G28", 0x04, 0x2, 0x1e, | |
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-chip-ctrl", | |
165 | .data = &berlin2cd_soc_pinctrl_data | |
166 | }, | |
167 | { | |
168 | .compatible = "marvell,berlin2cd-system-ctrl", | |
169 | .data = &berlin2cd_sysmgr_pinctrl_data | |
170 | }, | |
171 | {} | |
172 | }; | |
173 | MODULE_DEVICE_TABLE(of, berlin2cd_pinctrl_match); | |
174 | ||
175 | static int berlin2cd_pinctrl_probe(struct platform_device *pdev) | |
176 | { | |
177 | const struct of_device_id *match = | |
178 | of_match_device(berlin2cd_pinctrl_match, &pdev->dev); | |
179 | struct regmap_config *rmconfig; | |
180 | struct regmap *regmap; | |
181 | struct resource *res; | |
182 | void __iomem *base; | |
183 | ||
184 | rmconfig = devm_kzalloc(&pdev->dev, sizeof(*rmconfig), GFP_KERNEL); | |
185 | if (!rmconfig) | |
186 | return -ENOMEM; | |
187 | ||
188 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | |
49cfabc2 JH |
189 | base = devm_ioremap_resource(&pdev->dev, res); |
190 | if (IS_ERR(base)) | |
191 | return PTR_ERR(base); | |
48b6bce3 AT |
192 | |
193 | rmconfig->reg_bits = 32, | |
194 | rmconfig->val_bits = 32, | |
195 | rmconfig->reg_stride = 4, | |
196 | rmconfig->max_register = resource_size(res); | |
197 | ||
198 | regmap = devm_regmap_init_mmio(&pdev->dev, base, rmconfig); | |
199 | if (IS_ERR(regmap)) | |
200 | return PTR_ERR(regmap); | |
201 | ||
202 | return berlin_pinctrl_probe(pdev, match->data); | |
203 | } | |
204 | ||
205 | static struct platform_driver berlin2cd_pinctrl_driver = { | |
206 | .probe = berlin2cd_pinctrl_probe, | |
207 | .driver = { | |
208 | .name = "berlin-bg2cd-pinctrl", | |
48b6bce3 AT |
209 | .of_match_table = berlin2cd_pinctrl_match, |
210 | }, | |
211 | }; | |
212 | module_platform_driver(berlin2cd_pinctrl_driver); | |
213 | ||
214 | MODULE_AUTHOR("Antoine Ténart <antoine.tenart@free-electrons.com>"); | |
215 | MODULE_DESCRIPTION("Marvell Berlin BG2CD pinctrl driver"); | |
216 | MODULE_LICENSE("GPL"); |