GNU Linux-libre 5.13.14-gnu1
[releases.git] / drivers / pinctrl / sunxi / pinctrl-sun8i-a83t-r.c
1 /*
2  * Allwinner A83T SoCs special pins pinctrl driver.
3  *
4  * Copyright (C) 2017 Chen-Yu Tsai
5  * Chen-Yu Tsai <wens@csie.org>
6  *
7  * Based on pinctrl-sun50i-a64-r.c
8  *
9  * Copyright (C) 2016 Icenowy Zheng
10  * Icenowy Zheng <icenowy@aosc.xyz>
11  *
12  * Copyright (C) 2014 Chen-Yu Tsai
13  * Chen-Yu Tsai <wens@csie.org>
14  *
15  * Copyright (C) 2014 Boris Brezillon
16  * Boris Brezillon <boris.brezillon@free-electrons.com>
17  *
18  * Copyright (C) 2014 Maxime Ripard
19  * Maxime Ripard <maxime.ripard@free-electrons.com>
20  *
21  * This file is licensed under the terms of the GNU General Public
22  * License version 2.  This program is licensed "as is" without any
23  * warranty of any kind, whether express or implied.
24  */
25
26 #include <linux/of.h>
27 #include <linux/of_device.h>
28 #include <linux/pinctrl/pinctrl.h>
29 #include <linux/platform_device.h>
30 #include <linux/reset.h>
31
32 #include "pinctrl-sunxi.h"
33
34 static const struct sunxi_desc_pin sun8i_a83t_r_pins[] = {
35         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
36                   SUNXI_FUNCTION(0x0, "gpio_in"),
37                   SUNXI_FUNCTION(0x1, "gpio_out"),
38                   SUNXI_FUNCTION(0x2, "s_rsb"),         /* SCK */
39                   SUNXI_FUNCTION(0x3, "s_i2c"),         /* SCK */
40                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 0)),  /* PL_EINT0 */
41         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1),
42                   SUNXI_FUNCTION(0x0, "gpio_in"),
43                   SUNXI_FUNCTION(0x1, "gpio_out"),
44                   SUNXI_FUNCTION(0x2, "s_rsb"),         /* SDA */
45                   SUNXI_FUNCTION(0x3, "s_i2c"),         /* SDA */
46                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 1)),  /* PL_EINT1 */
47         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 2),
48                   SUNXI_FUNCTION(0x0, "gpio_in"),
49                   SUNXI_FUNCTION(0x1, "gpio_out"),
50                   SUNXI_FUNCTION(0x2, "s_uart"),        /* TX */
51                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 2)),  /* PL_EINT2 */
52         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 3),
53                   SUNXI_FUNCTION(0x0, "gpio_in"),
54                   SUNXI_FUNCTION(0x1, "gpio_out"),
55                   SUNXI_FUNCTION(0x2, "s_uart"),        /* RX */
56                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 3)),  /* PL_EINT3 */
57         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 4),
58                   SUNXI_FUNCTION(0x0, "gpio_in"),
59                   SUNXI_FUNCTION(0x1, "gpio_out"),
60                   SUNXI_FUNCTION(0x2, "s_jtag"),        /* MS */
61                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 4)),  /* PL_EINT4 */
62         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 5),
63                   SUNXI_FUNCTION(0x0, "gpio_in"),
64                   SUNXI_FUNCTION(0x1, "gpio_out"),
65                   SUNXI_FUNCTION(0x2, "s_jtag"),        /* CK */
66                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 5)),  /* PL_EINT5 */
67         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 6),
68                   SUNXI_FUNCTION(0x0, "gpio_in"),
69                   SUNXI_FUNCTION(0x1, "gpio_out"),
70                   SUNXI_FUNCTION(0x2, "s_jtag"),        /* DO */
71                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 6)),  /* PL_EINT6 */
72         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 7),
73                   SUNXI_FUNCTION(0x0, "gpio_in"),
74                   SUNXI_FUNCTION(0x1, "gpio_out"),
75                   SUNXI_FUNCTION(0x2, "s_jtag"),        /* DI */
76                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 7)),  /* PL_EINT7 */
77         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8),
78                   SUNXI_FUNCTION(0x0, "gpio_in"),
79                   SUNXI_FUNCTION(0x1, "gpio_out"),
80                   SUNXI_FUNCTION(0x2, "s_i2c"),         /* SCK */
81                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 8)),  /* PL_EINT8 */
82         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9),
83                   SUNXI_FUNCTION(0x0, "gpio_in"),
84                   SUNXI_FUNCTION(0x1, "gpio_out"),
85                   SUNXI_FUNCTION(0x2, "s_i2c"),         /* SDA */
86                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 9)),  /* PL_EINT9 */
87         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 10),
88                   SUNXI_FUNCTION(0x0, "gpio_in"),
89                   SUNXI_FUNCTION(0x1, "gpio_out"),
90                   SUNXI_FUNCTION(0x2, "s_pwm"),
91                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 10)), /* PL_EINT10 */
92         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 11),
93                   SUNXI_FUNCTION(0x0, "gpio_in"),
94                   SUNXI_FUNCTION(0x1, "gpio_out"),
95                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)), /* PL_EINT11 */
96         SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 12),
97                   SUNXI_FUNCTION(0x0, "gpio_in"),
98                   SUNXI_FUNCTION(0x1, "gpio_out"),
99                   SUNXI_FUNCTION(0x2, "s_cir_rx"),
100                   SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 12)), /* PL_EINT12 */
101 };
102
103 static const struct sunxi_pinctrl_desc sun8i_a83t_r_pinctrl_data = {
104         .pins = sun8i_a83t_r_pins,
105         .npins = ARRAY_SIZE(sun8i_a83t_r_pins),
106         .pin_base = PL_BASE,
107         .irq_banks = 1,
108 };
109
110 static int sun8i_a83t_r_pinctrl_probe(struct platform_device *pdev)
111 {
112         return sunxi_pinctrl_init(pdev,
113                                   &sun8i_a83t_r_pinctrl_data);
114 }
115
116 static const struct of_device_id sun8i_a83t_r_pinctrl_match[] = {
117         { .compatible = "allwinner,sun8i-a83t-r-pinctrl", },
118         {}
119 };
120
121 static struct platform_driver sun8i_a83t_r_pinctrl_driver = {
122         .probe  = sun8i_a83t_r_pinctrl_probe,
123         .driver = {
124                 .name           = "sun8i-a83t-r-pinctrl",
125                 .of_match_table = sun8i_a83t_r_pinctrl_match,
126         },
127 };
128 builtin_platform_driver(sun8i_a83t_r_pinctrl_driver);