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