1/*
2 * Marvell Berlin BG2CD pinctrl driver.
3 *
4 * Copyright (C) 2014 Marvell Technology Group Ltd.
5 *
6 * Antoine T��nart <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
20static const struct berlin_desc_group berlin2cd_soc_pinctrl_groups[] = {
21	/* G */
22	BERLIN_PINCTRL_GROUP("G0", 0x00, 0x3, 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, 0x3, 0x03,
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, 0x3, 0x06,
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, 0x3, 0x09,
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, 0x3, 0x0c,
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, 0x0f,
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, 0x3, 0x12,
64		BERLIN_PINCTRL_FUNCTION(0x0, "uart0"),	/* RX/TX */
65		BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
66	BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x15,
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, 0x18,
71		BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SS0n */
72		BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
73	BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x1b,
74		BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
75		BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS1n/SS2n */
76		BERLIN_PINCTRL_FUNCTION(0x3, "twsi0")),
77	BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x1e,
78		BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* CLK */
79		BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
80	BERLIN_PINCTRL_GROUP("G11", 0x04, 0x2, 0x00,
81		BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SDI/SDO */
82		BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
83	BERLIN_PINCTRL_GROUP("G12", 0x04, 0x3, 0x02,
84		BERLIN_PINCTRL_FUNCTION(0x0, "usb1"),
85		BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
86	BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x05,
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, 0x08,
91		BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
92		BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
93	BERLIN_PINCTRL_GROUP("G15", 0x04, 0x3, 0x09,
94		BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
95		BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
96	BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x0c,
97		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
98	BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x0f,
99		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
100	BERLIN_PINCTRL_GROUP("G18", 0x04, 0x2, 0x12,
101		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
102	BERLIN_PINCTRL_GROUP("G19", 0x04, 0x2, 0x14,
103		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
104	BERLIN_PINCTRL_GROUP("G20", 0x04, 0x2, 0x16,
105		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
106	BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x18,
107		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
108	BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x1b,
109		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
110	BERLIN_PINCTRL_GROUP("G23", 0x08, 0x3, 0x00,
111		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
112	BERLIN_PINCTRL_GROUP("G24", 0x08, 0x2, 0x03,
113		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
114	BERLIN_PINCTRL_GROUP("G25", 0x08, 0x2, 0x05,
115		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
116	BERLIN_PINCTRL_GROUP("G26", 0x08, 0x1, 0x07,
117		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
118	BERLIN_PINCTRL_GROUP("G27", 0x08, 0x2, 0x08,
119		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
120	BERLIN_PINCTRL_GROUP("G28", 0x08, 0x3, 0x0a,
121		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
122	BERLIN_PINCTRL_GROUP("G29", 0x08, 0x3, 0x0d,
123		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
124};
125
126static const struct berlin_desc_group berlin2cd_sysmgr_pinctrl_groups[] = {
127	/* GSM */
128	BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
129		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
130	BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
131		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
132	BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
133		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
134	BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
135		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
136	BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
137		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
138	BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
139		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
140	BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
141		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
142	BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
143		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
144	BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
145		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
146	BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
147		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
148	BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
149		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
150	BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
151		BERLIN_PINCTRL_FUNCTION_UNKNOWN),
152};
153
154static const struct berlin_pinctrl_desc berlin2cd_soc_pinctrl_data = {
155	.groups = berlin2cd_soc_pinctrl_groups,
156	.ngroups = ARRAY_SIZE(berlin2cd_soc_pinctrl_groups),
157};
158
159static const struct berlin_pinctrl_desc berlin2cd_sysmgr_pinctrl_data = {
160	.groups = berlin2cd_sysmgr_pinctrl_groups,
161	.ngroups = ARRAY_SIZE(berlin2cd_sysmgr_pinctrl_groups),
162};
163
164static const struct of_device_id berlin2cd_pinctrl_match[] = {
165	{
166		.compatible = "marvell,berlin2cd-soc-pinctrl",
167		.data = &berlin2cd_soc_pinctrl_data
168	},
169	{
170		.compatible = "marvell,berlin2cd-system-pinctrl",
171		.data = &berlin2cd_sysmgr_pinctrl_data
172	},
173	{}
174};
175MODULE_DEVICE_TABLE(of, berlin2cd_pinctrl_match);
176
177static int berlin2cd_pinctrl_probe(struct platform_device *pdev)
178{
179	const struct of_device_id *match =
180		of_match_device(berlin2cd_pinctrl_match, &pdev->dev);
181
182	return berlin_pinctrl_probe(pdev, match->data);
183}
184
185static struct platform_driver berlin2cd_pinctrl_driver = {
186	.probe	= berlin2cd_pinctrl_probe,
187	.driver	= {
188		.name = "berlin-bg2cd-pinctrl",
189		.of_match_table = berlin2cd_pinctrl_match,
190	},
191};
192module_platform_driver(berlin2cd_pinctrl_driver);
193
194MODULE_AUTHOR("Antoine T��nart <antoine.tenart@free-electrons.com>");
195MODULE_DESCRIPTION("Marvell Berlin BG2CD pinctrl driver");
196MODULE_LICENSE("GPL");
197