drivers/pinctrl/berlin/berlin-bg2.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Marvell Berlin BG2 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_device.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/regmap.h>
  14
  15 #include "berlin.h"
  16
  17 static const struct berlin_desc_group berlin2_soc_pinctrl_groups[] = {
  18         /* G */
  19         BERLIN_PINCTRL_GROUP("G0", 0x00, 0x1, 0x00,
  20                 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SS0n */
  21                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  22         BERLIN_PINCTRL_GROUP("G1", 0x00, 0x2, 0x01,
  23                 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SS1n */
  24                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
  25                 BERLIN_PINCTRL_FUNCTION(0x2, "usb1")),
  26         BERLIN_PINCTRL_GROUP("G2", 0x00, 0x2, 0x02,
  27                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  28                 BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS2n */
  29                 BERLIN_PINCTRL_FUNCTION(0x2, "pwm"),
  30                 BERLIN_PINCTRL_FUNCTION(0x3, "i2s0")),
  31         BERLIN_PINCTRL_GROUP("G3", 0x00, 0x2, 0x04,
  32                 BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
  33                 BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS3n */
  34                 BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
  35                 BERLIN_PINCTRL_FUNCTION(0x3, "i2s1")),
  36         BERLIN_PINCTRL_GROUP("G4", 0x00, 0x2, 0x06,
  37                 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* CLK/SDI/SDO */
  38                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
  39                 BERLIN_PINCTRL_FUNCTION(0x2, "pwm")),
  40         BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x08,
  41                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  42                 BERLIN_PINCTRL_FUNCTION(0x1, "sts1"),
  43                 BERLIN_PINCTRL_FUNCTION(0x2, "et"),
  44                 /*
  45                  * Mode 0x3 mux i2s2 mclk *and* i2s3 mclk:
  46                  * add two functions so it can be used with other groups
  47                  * within the same subnode in the device tree
  48                  */
  49                 BERLIN_PINCTRL_FUNCTION(0x3, "i2s2"),
  50                 BERLIN_PINCTRL_FUNCTION(0x3, "i2s3")),
  51         BERLIN_PINCTRL_GROUP("G6", 0x00, 0x2, 0x0b,
  52                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  53                 BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
  54                 BERLIN_PINCTRL_FUNCTION(0x2, "et")),
  55         BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x0d,
  56                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  57                 BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
  58                 BERLIN_PINCTRL_FUNCTION(0x2, "et"),
  59                 BERLIN_PINCTRL_FUNCTION(0x3, "vdac")),
  60         BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x10,
  61                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  62                 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  63                 BERLIN_PINCTRL_FUNCTION(0x2, "et"),
  64                 BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
  65                 BERLIN_PINCTRL_FUNCTION(0x4, "sata_dbg"),
  66                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  67         BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x13,
  68                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  69                 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  70                 BERLIN_PINCTRL_FUNCTION(0x2, "et"),
  71                 BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
  72                 BERLIN_PINCTRL_FUNCTION(0x4, "sata_dbg"),
  73                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  74         BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x16,
  75                 BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
  76                 BERLIN_PINCTRL_FUNCTION(0x1, "twsi0"),
  77                 BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
  78                 BERLIN_PINCTRL_FUNCTION(0x3, "ptp")),
  79         BERLIN_PINCTRL_GROUP("G11", 0x00, 0x2, 0x18,
  80                 BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
  81                 BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
  82                 BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
  83                 BERLIN_PINCTRL_FUNCTION(0x3, "eddc")),
  84         BERLIN_PINCTRL_GROUP("G12", 0x00, 0x3, 0x1a,
  85                 BERLIN_PINCTRL_FUNCTION(0x0, "sts2"),
  86                 BERLIN_PINCTRL_FUNCTION(0x1, "sata"),
  87                 BERLIN_PINCTRL_FUNCTION(0x2, "sd1"),
  88                 BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
  89                 BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
  90                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  91         BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x00,
  92                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  93                 BERLIN_PINCTRL_FUNCTION(0x1, "sata"),
  94                 BERLIN_PINCTRL_FUNCTION(0x2, "sd1"),
  95                 BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
  96                 BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
  97                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  98         BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x03,
  99                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 100         BERLIN_PINCTRL_GROUP("G15", 0x04, 0x2, 0x04,
 101                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 102                 BERLIN_PINCTRL_FUNCTION(0x2, "et"),
 103                 BERLIN_PINCTRL_FUNCTION(0x3, "osco")),
 104         BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x06,
 105                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 106                 BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
 107                 BERLIN_PINCTRL_FUNCTION(0x2, "fp")),
 108         BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x09,
 109                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 110                 BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
 111                 BERLIN_PINCTRL_FUNCTION(0x2, "fp")),
 112         BERLIN_PINCTRL_GROUP("G18", 0x04, 0x1, 0x0c,
 113                 BERLIN_PINCTRL_FUNCTION(0x0, "pll"),
 114                 BERLIN_PINCTRL_FUNCTION(0x1, "i2s0")),
 115         BERLIN_PINCTRL_GROUP("G19", 0x04, 0x1, 0x0d,
 116                 BERLIN_PINCTRL_FUNCTION(0x0, "i2s0"),
 117                 BERLIN_PINCTRL_FUNCTION(0x1, "pwm")),
 118         BERLIN_PINCTRL_GROUP("G20", 0x04, 0x1, 0x0e,
 119                 BERLIN_PINCTRL_FUNCTION(0x0, "spdif"),
 120                 BERLIN_PINCTRL_FUNCTION(0x1, "arc")),
 121         BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x0f,
 122                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 123                 BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
 124                 BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
 125                 BERLIN_PINCTRL_FUNCTION(0x3, "adac_dbg"),
 126                 BERLIN_PINCTRL_FUNCTION(0x4, "pdm_a"),  /* gpio17..19,pdm */
 127                 BERLIN_PINCTRL_FUNCTION(0x7, "pdm_b")), /* gpio12..14,pdm */
 128         BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x12,
 129                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 130                 BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
 131                 BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
 132                 BERLIN_PINCTRL_FUNCTION(0x3, "twsi0"),
 133                 BERLIN_PINCTRL_FUNCTION(0x4, "pwm")),
 134         BERLIN_PINCTRL_GROUP("G23", 0x04, 0x3, 0x15,
 135                 BERLIN_PINCTRL_FUNCTION(0x0, "vclki"),
 136                 BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
 137                 BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
 138                 BERLIN_PINCTRL_FUNCTION(0x3, "i2s0"),
 139                 BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
 140                 BERLIN_PINCTRL_FUNCTION(0x7, "pdm")),
 141         BERLIN_PINCTRL_GROUP("G24", 0x04, 0x2, 0x18,
 142                 BERLIN_PINCTRL_FUNCTION(0x0, "i2s2"),
 143                 BERLIN_PINCTRL_FUNCTION(0x1, "i2s1")),
 144         BERLIN_PINCTRL_GROUP("G25", 0x04, 0x2, 0x1a,
 145                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 146                 BERLIN_PINCTRL_FUNCTION(0x1, "nand"),
 147                 BERLIN_PINCTRL_FUNCTION(0x2, "i2s2")),
 148         BERLIN_PINCTRL_GROUP("G26", 0x04, 0x1, 0x1c,
 149                 BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
 150                 BERLIN_PINCTRL_FUNCTION(0x1, "emmc")),
 151         BERLIN_PINCTRL_GROUP("G27", 0x04, 0x1, 0x1d,
 152                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 153                 BERLIN_PINCTRL_FUNCTION(0x1, "nand")),
 154         BERLIN_PINCTRL_GROUP("G28", 0x04, 0x2, 0x1e,
 155                 BERLIN_PINCTRL_FUNCTION(0x0, "dvo"),
 156                 BERLIN_PINCTRL_FUNCTION(0x2, "sp")),
 157 };
 158
 159 static const struct berlin_desc_group berlin2_sysmgr_pinctrl_groups[] = {
 160         /* GSM */
 161         BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
 162                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 163                 BERLIN_PINCTRL_FUNCTION(0x1, "spi2"), /* SS0n */
 164                 BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
 165         BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
 166                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 167                 BERLIN_PINCTRL_FUNCTION(0x1, "spi2"), /* SS1n */
 168                 BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
 169         BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
 170                 BERLIN_PINCTRL_FUNCTION(0x0, "twsi2"),
 171                 BERLIN_PINCTRL_FUNCTION(0x1, "spi2")), /* SS2n/SS3n */
 172         BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
 173                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 174                 BERLIN_PINCTRL_FUNCTION(0x1, "uart0"),  /* CTS/RTS */
 175                 BERLIN_PINCTRL_FUNCTION(0x2, "uart2"),  /* RX/TX */
 176                 BERLIN_PINCTRL_FUNCTION(0x3, "twsi2")),
 177         BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
 178                 BERLIN_PINCTRL_FUNCTION(0x0, "uart0"),  /* RX/TX */
 179                 BERLIN_PINCTRL_FUNCTION(0x1, "irda0")),
 180         BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
 181                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 182                 BERLIN_PINCTRL_FUNCTION(0x1, "uart1"),  /* RX/TX */
 183                 BERLIN_PINCTRL_FUNCTION(0x2, "irda1"),
 184                 BERLIN_PINCTRL_FUNCTION(0x3, "twsi3")),
 185         BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
 186                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 187                 BERLIN_PINCTRL_FUNCTION(0x1, "spi2"), /* CLK/SDO */
 188                 BERLIN_PINCTRL_FUNCTION(0x1, "clki")),
 189         BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
 190                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 191                 BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
 192         BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
 193                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 194                 BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
 195         BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
 196                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 197                 BERLIN_PINCTRL_FUNCTION(0x1, "led")),
 198         BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
 199                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 200                 BERLIN_PINCTRL_FUNCTION(0x1, "led")),
 201         BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
 202                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
 203                 BERLIN_PINCTRL_FUNCTION(0x1, "led")),
 204 };
 205
 206 static const struct berlin_pinctrl_desc berlin2_soc_pinctrl_data = {
 207         .groups = berlin2_soc_pinctrl_groups,
 208         .ngroups = ARRAY_SIZE(berlin2_soc_pinctrl_groups),
 209 };
 210
 211 static const struct berlin_pinctrl_desc berlin2_sysmgr_pinctrl_data = {
 212         .groups = berlin2_sysmgr_pinctrl_groups,
 213         .ngroups = ARRAY_SIZE(berlin2_sysmgr_pinctrl_groups),
 214 };
 215
 216 static const struct of_device_id berlin2_pinctrl_match[] = {
 217         {
 218                 .compatible = "marvell,berlin2-soc-pinctrl",
 219                 .data = &berlin2_soc_pinctrl_data
 220         },
 221         {
 222                 .compatible = "marvell,berlin2-system-pinctrl",
 223                 .data = &berlin2_sysmgr_pinctrl_data
 224         },
 225         {}
 226 };
 227
 228 static int berlin2_pinctrl_probe(struct platform_device *pdev)
 229 {
 230         const struct of_device_id *match =
 231                 of_match_device(berlin2_pinctrl_match, &pdev->dev);
 232
 233         return berlin_pinctrl_probe(pdev, match->data);
 234 }
 235
 236 static struct platform_driver berlin2_pinctrl_driver = {
 237         .probe  = berlin2_pinctrl_probe,
 238         .driver = {
 239                 .name = "berlin-bg2-pinctrl",
 240                 .of_match_table = berlin2_pinctrl_match,
 241         },
 242 };
 243 builtin_platform_driver(berlin2_pinctrl_driver);