drivers/pinctrl/mediatek/pinctrl-mt76x8.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2
   3 #include <linux/module.h>
   4 #include <linux/platform_device.h>
   5 #include <linux/of.h>
   6 #include "pinctrl-mtmips.h"
   7
   8 #define MT76X8_GPIO_MODE_MASK           0x3
   9
  10 #define MT76X8_GPIO_MODE_P4LED_KN       58
  11 #define MT76X8_GPIO_MODE_P3LED_KN       56
  12 #define MT76X8_GPIO_MODE_P2LED_KN       54
  13 #define MT76X8_GPIO_MODE_P1LED_KN       52
  14 #define MT76X8_GPIO_MODE_P0LED_KN       50
  15 #define MT76X8_GPIO_MODE_WLED_KN        48
  16 #define MT76X8_GPIO_MODE_P4LED_AN       42
  17 #define MT76X8_GPIO_MODE_P3LED_AN       40
  18 #define MT76X8_GPIO_MODE_P2LED_AN       38
  19 #define MT76X8_GPIO_MODE_P1LED_AN       36
  20 #define MT76X8_GPIO_MODE_P0LED_AN       34
  21 #define MT76X8_GPIO_MODE_WLED_AN        32
  22 #define MT76X8_GPIO_MODE_PWM1           30
  23 #define MT76X8_GPIO_MODE_PWM0           28
  24 #define MT76X8_GPIO_MODE_UART2          26
  25 #define MT76X8_GPIO_MODE_UART1          24
  26 #define MT76X8_GPIO_MODE_I2C            20
  27 #define MT76X8_GPIO_MODE_REFCLK         18
  28 #define MT76X8_GPIO_MODE_PERST          16
  29 #define MT76X8_GPIO_MODE_WDT            14
  30 #define MT76X8_GPIO_MODE_SPI            12
  31 #define MT76X8_GPIO_MODE_SDMODE         10
  32 #define MT76X8_GPIO_MODE_UART0          8
  33 #define MT76X8_GPIO_MODE_I2S            6
  34 #define MT76X8_GPIO_MODE_CS1            4
  35 #define MT76X8_GPIO_MODE_SPIS           2
  36 #define MT76X8_GPIO_MODE_GPIO           0
  37
  38 static struct mtmips_pmx_func pwm1_grp[] = {
  39         FUNC("sdxc d6", 3, 19, 1),
  40         FUNC("pwm1 utif", 2, 19, 1),
  41         FUNC("pwm1", 0, 19, 1),
  42 };
  43
  44 static struct mtmips_pmx_func pwm0_grp[] = {
  45         FUNC("sdxc d7", 3, 18, 1),
  46         FUNC("pwm0 utif", 2, 18, 1),
  47         FUNC("pwm0", 0, 18, 1),
  48 };
  49
  50 static struct mtmips_pmx_func uart2_grp[] = {
  51         FUNC("sdxc d5 d4", 3, 20, 2),
  52         FUNC("uart2 pwm", 2, 20, 2),
  53         FUNC("uart2", 0, 20, 2),
  54 };
  55
  56 static struct mtmips_pmx_func uart1_grp[] = {
  57         FUNC("sw_r", 3, 45, 2),
  58         FUNC("uart1 pwm", 2, 45, 2),
  59         FUNC("uart1", 0, 45, 2),
  60 };
  61
  62 static struct mtmips_pmx_func i2c_grp[] = {
  63         FUNC("debug", 2, 4, 2),
  64         FUNC("i2c", 0, 4, 2),
  65 };
  66
  67 static struct mtmips_pmx_func refclk_grp[] = { FUNC("refclk", 0, 37, 1) };
  68 static struct mtmips_pmx_func perst_grp[] = { FUNC("perst", 0, 36, 1) };
  69 static struct mtmips_pmx_func wdt_grp[] = { FUNC("wdt", 0, 38, 1) };
  70 static struct mtmips_pmx_func spi_grp[] = { FUNC("spi", 0, 7, 4) };
  71
  72 static struct mtmips_pmx_func sd_mode_grp[] = {
  73         FUNC("sdxc jtag", 3, 22, 8),
  74         FUNC("sdxc utif", 2, 22, 8),
  75         FUNC("sdxc", 0, 22, 8),
  76 };
  77
  78 static struct mtmips_pmx_func uart0_grp[] = {
  79         FUNC("uart0", 0, 12, 2),
  80 };
  81
  82 static struct mtmips_pmx_func i2s_grp[] = {
  83         FUNC("antenna", 3, 0, 4),
  84         FUNC("pcm", 2, 0, 4),
  85         FUNC("i2s", 0, 0, 4),
  86 };
  87
  88 static struct mtmips_pmx_func spi_cs1_grp[] = {
  89         FUNC("spi refclk", 2, 6, 1),
  90         FUNC("spi cs1", 0, 6, 1),
  91 };
  92
  93 static struct mtmips_pmx_func spis_grp[] = {
  94         FUNC("pwm_uart2", 3, 14, 4),
  95         FUNC("spis utif", 2, 14, 4),
  96         FUNC("spis", 0, 14, 4),
  97 };
  98
  99 static struct mtmips_pmx_func gpio_grp[] = {
 100         FUNC("pcie", 3, 11, 1),
 101         FUNC("gpio refclk", 2, 11, 1),
 102 };
 103
 104 static struct mtmips_pmx_func p4led_kn_grp[] = {
 105         FUNC("p4led_kn jtag", 3, 30, 1),
 106         FUNC("p4led_kn utif", 2, 30, 1),
 107         FUNC("p4led_kn", 0, 30, 1),
 108 };
 109
 110 static struct mtmips_pmx_func p3led_kn_grp[] = {
 111         FUNC("p3led_kn jtag", 3, 31, 1),
 112         FUNC("p3led_kn utif", 2, 31, 1),
 113         FUNC("p3led_kn", 0, 31, 1),
 114 };
 115
 116 static struct mtmips_pmx_func p2led_kn_grp[] = {
 117         FUNC("p2led_kn jtag", 3, 32, 1),
 118         FUNC("p2led_kn utif", 2, 32, 1),
 119         FUNC("p2led_kn", 0, 32, 1),
 120 };
 121
 122 static struct mtmips_pmx_func p1led_kn_grp[] = {
 123         FUNC("p1led_kn jtag", 3, 33, 1),
 124         FUNC("p1led_kn utif", 2, 33, 1),
 125         FUNC("p1led_kn", 0, 33, 1),
 126 };
 127
 128 static struct mtmips_pmx_func p0led_kn_grp[] = {
 129         FUNC("p0led_kn jtag", 3, 34, 1),
 130         FUNC("p0led_kn", 0, 34, 1),
 131 };
 132
 133 static struct mtmips_pmx_func wled_kn_grp[] = {
 134         FUNC("wled_kn", 0, 35, 1),
 135 };
 136
 137 static struct mtmips_pmx_func p4led_an_grp[] = {
 138         FUNC("p4led_an jtag", 3, 39, 1),
 139         FUNC("p4led_an utif", 2, 39, 1),
 140         FUNC("p4led_an", 0, 39, 1),
 141 };
 142
 143 static struct mtmips_pmx_func p3led_an_grp[] = {
 144         FUNC("p3led_an jtag", 3, 40, 1),
 145         FUNC("p3led_an utif", 2, 40, 1),
 146         FUNC("p3led_an", 0, 40, 1),
 147 };
 148
 149 static struct mtmips_pmx_func p2led_an_grp[] = {
 150         FUNC("p2led_an jtag", 3, 41, 1),
 151         FUNC("p2led_an utif", 2, 41, 1),
 152         FUNC("p2led_an", 0, 41, 1),
 153 };
 154
 155 static struct mtmips_pmx_func p1led_an_grp[] = {
 156         FUNC("p1led_an jtag", 3, 42, 1),
 157         FUNC("p1led_an utif", 2, 42, 1),
 158         FUNC("p1led_an", 0, 42, 1),
 159 };
 160
 161 static struct mtmips_pmx_func p0led_an_grp[] = {
 162         FUNC("p0led_an jtag", 3, 43, 1),
 163         FUNC("p0led_an", 0, 43, 1),
 164 };
 165
 166 static struct mtmips_pmx_func wled_an_grp[] = {
 167         FUNC("wled_an", 0, 44, 1),
 168 };
 169
 170 static struct mtmips_pmx_group mt76x8_pinmux_data[] = {
 171         GRP_G("pwm1", pwm1_grp, MT76X8_GPIO_MODE_MASK,
 172                                 1, MT76X8_GPIO_MODE_PWM1),
 173         GRP_G("pwm0", pwm0_grp, MT76X8_GPIO_MODE_MASK,
 174                                 1, MT76X8_GPIO_MODE_PWM0),
 175         GRP_G("uart2", uart2_grp, MT76X8_GPIO_MODE_MASK,
 176                                 1, MT76X8_GPIO_MODE_UART2),
 177         GRP_G("uart1", uart1_grp, MT76X8_GPIO_MODE_MASK,
 178                                 1, MT76X8_GPIO_MODE_UART1),
 179         GRP_G("i2c", i2c_grp, MT76X8_GPIO_MODE_MASK,
 180                                 1, MT76X8_GPIO_MODE_I2C),
 181         GRP("refclk", refclk_grp, 1, MT76X8_GPIO_MODE_REFCLK),
 182         GRP("perst", perst_grp, 1, MT76X8_GPIO_MODE_PERST),
 183         GRP("wdt", wdt_grp, 1, MT76X8_GPIO_MODE_WDT),
 184         GRP("spi", spi_grp, 1, MT76X8_GPIO_MODE_SPI),
 185         GRP_G("sdmode", sd_mode_grp, MT76X8_GPIO_MODE_MASK,
 186                                 1, MT76X8_GPIO_MODE_SDMODE),
 187         GRP_G("uart0", uart0_grp, MT76X8_GPIO_MODE_MASK,
 188                                 1, MT76X8_GPIO_MODE_UART0),
 189         GRP_G("i2s", i2s_grp, MT76X8_GPIO_MODE_MASK,
 190                                 1, MT76X8_GPIO_MODE_I2S),
 191         GRP_G("spi cs1", spi_cs1_grp, MT76X8_GPIO_MODE_MASK,
 192                                 1, MT76X8_GPIO_MODE_CS1),
 193         GRP_G("spis", spis_grp, MT76X8_GPIO_MODE_MASK,
 194                                 1, MT76X8_GPIO_MODE_SPIS),
 195         GRP_G("gpio", gpio_grp, MT76X8_GPIO_MODE_MASK,
 196                                 1, MT76X8_GPIO_MODE_GPIO),
 197         GRP_G("wled_an", wled_an_grp, MT76X8_GPIO_MODE_MASK,
 198                                 1, MT76X8_GPIO_MODE_WLED_AN),
 199         GRP_G("p0led_an", p0led_an_grp, MT76X8_GPIO_MODE_MASK,
 200                                 1, MT76X8_GPIO_MODE_P0LED_AN),
 201         GRP_G("p1led_an", p1led_an_grp, MT76X8_GPIO_MODE_MASK,
 202                                 1, MT76X8_GPIO_MODE_P1LED_AN),
 203         GRP_G("p2led_an", p2led_an_grp, MT76X8_GPIO_MODE_MASK,
 204                                 1, MT76X8_GPIO_MODE_P2LED_AN),
 205         GRP_G("p3led_an", p3led_an_grp, MT76X8_GPIO_MODE_MASK,
 206                                 1, MT76X8_GPIO_MODE_P3LED_AN),
 207         GRP_G("p4led_an", p4led_an_grp, MT76X8_GPIO_MODE_MASK,
 208                                 1, MT76X8_GPIO_MODE_P4LED_AN),
 209         GRP_G("wled_kn", wled_kn_grp, MT76X8_GPIO_MODE_MASK,
 210                                 1, MT76X8_GPIO_MODE_WLED_KN),
 211         GRP_G("p0led_kn", p0led_kn_grp, MT76X8_GPIO_MODE_MASK,
 212                                 1, MT76X8_GPIO_MODE_P0LED_KN),
 213         GRP_G("p1led_kn", p1led_kn_grp, MT76X8_GPIO_MODE_MASK,
 214                                 1, MT76X8_GPIO_MODE_P1LED_KN),
 215         GRP_G("p2led_kn", p2led_kn_grp, MT76X8_GPIO_MODE_MASK,
 216                                 1, MT76X8_GPIO_MODE_P2LED_KN),
 217         GRP_G("p3led_kn", p3led_kn_grp, MT76X8_GPIO_MODE_MASK,
 218                                 1, MT76X8_GPIO_MODE_P3LED_KN),
 219         GRP_G("p4led_kn", p4led_kn_grp, MT76X8_GPIO_MODE_MASK,
 220                                 1, MT76X8_GPIO_MODE_P4LED_KN),
 221         { 0 }
 222 };
 223
 224 static int mt76x8_pinctrl_probe(struct platform_device *pdev)
 225 {
 226         return mtmips_pinctrl_init(pdev, mt76x8_pinmux_data);
 227 }
 228
 229 static const struct of_device_id mt76x8_pinctrl_match[] = {
 230         { .compatible = "ralink,mt76x8-pinctrl" },
 231         { .compatible = "ralink,mt7620-pinctrl" },
 232         { .compatible = "ralink,rt2880-pinmux" },
 233         {}
 234 };
 235 MODULE_DEVICE_TABLE(of, mt76x8_pinctrl_match);
 236
 237 static struct platform_driver mt76x8_pinctrl_driver = {
 238         .probe = mt76x8_pinctrl_probe,
 239         .driver = {
 240                 .name = "mt76x8-pinctrl",
 241                 .of_match_table = mt76x8_pinctrl_match,
 242         },
 243 };
 244
 245 static int __init mt76x8_pinctrl_init(void)
 246 {
 247         return platform_driver_register(&mt76x8_pinctrl_driver);
 248 }
 249 core_initcall_sync(mt76x8_pinctrl_init);