drivers/pinctrl/berlin/berlin-bg2cd.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Marvell Berlin BG2CD 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 berlin2cd_soc_pinctrl_groups[] = {
  19         /* G */
  20         BERLIN_PINCTRL_GROUP("G0", 0x00, 0x3, 0x00,
  21                 BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
  22                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
  23                 BERLIN_PINCTRL_FUNCTION(0x2, "led"),
  24                 BERLIN_PINCTRL_FUNCTION(0x3, "pwm")),
  25         BERLIN_PINCTRL_GROUP("G1", 0x00, 0x3, 0x03,
  26                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  27                 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  28                 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  29                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  30         BERLIN_PINCTRL_GROUP("G2", 0x00, 0x3, 0x06,
  31                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  32                 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  33                 BERLIN_PINCTRL_FUNCTION(0x2, "fe"),
  34                 BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
  35                 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  36                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  37         BERLIN_PINCTRL_GROUP("G3", 0x00, 0x3, 0x09,
  38                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  39                 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  40                 BERLIN_PINCTRL_FUNCTION(0x2, "twsi2"),
  41                 BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
  42                 BERLIN_PINCTRL_FUNCTION(0x4, "fe"),
  43                 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  44                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  45         BERLIN_PINCTRL_GROUP("G4", 0x00, 0x3, 0x0c,
  46                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  47                 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  48                 BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
  49                 BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
  50                 BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
  51                 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  52                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  53         BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x0f,
  54                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  55                 BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  56                 BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
  57                 BERLIN_PINCTRL_FUNCTION(0x3, "arc"),
  58                 BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
  59                 BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  60                 BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  61         BERLIN_PINCTRL_GROUP("G6", 0x00, 0x3, 0x12,
  62                 BERLIN_PINCTRL_FUNCTION(0x0, "uart0"),  /* RX/TX */
  63                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  64         BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x15,
  65                 BERLIN_PINCTRL_FUNCTION(0x0, "eddc"),
  66                 BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
  67                 BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
  68         BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x18,
  69                 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SS0n */
  70                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  71         BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x1b,
  72                 BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  73                 BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS1n/SS2n */
  74                 BERLIN_PINCTRL_FUNCTION(0x3, "twsi0")),
  75         BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x1e,
  76                 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* CLK */
  77                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  78         BERLIN_PINCTRL_GROUP("G11", 0x04, 0x2, 0x00,
  79                 BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SDI/SDO */
  80                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  81         BERLIN_PINCTRL_GROUP("G12", 0x04, 0x3, 0x02,
  82                 BERLIN_PINCTRL_FUNCTION(0x0, "usb1"),
  83                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  84         BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x05,
  85                 BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
  86                 BERLIN_PINCTRL_FUNCTION(0x1, "usb0_dbg"),
  87                 BERLIN_PINCTRL_FUNCTION(0x2, "usb1_dbg")),
  88         BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x08,
  89                 BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
  90                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  91         BERLIN_PINCTRL_GROUP("G15", 0x04, 0x3, 0x09,
  92                 BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
  93                 BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  94         BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x0c,
  95                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
  96         BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x0f,
  97                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
  98         BERLIN_PINCTRL_GROUP("G18", 0x04, 0x2, 0x12,
  99                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 100         BERLIN_PINCTRL_GROUP("G19", 0x04, 0x2, 0x14,
 101                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 102         BERLIN_PINCTRL_GROUP("G20", 0x04, 0x2, 0x16,
 103                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 104         BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x18,
 105                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 106         BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x1b,
 107                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 108         BERLIN_PINCTRL_GROUP("G23", 0x08, 0x3, 0x00,
 109                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 110         BERLIN_PINCTRL_GROUP("G24", 0x08, 0x2, 0x03,
 111                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 112         BERLIN_PINCTRL_GROUP("G25", 0x08, 0x2, 0x05,
 113                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 114         BERLIN_PINCTRL_GROUP("G26", 0x08, 0x1, 0x07,
 115                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 116         BERLIN_PINCTRL_GROUP("G27", 0x08, 0x2, 0x08,
 117                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 118         BERLIN_PINCTRL_GROUP("G28", 0x08, 0x3, 0x0a,
 119                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 120         BERLIN_PINCTRL_GROUP("G29", 0x08, 0x3, 0x0d,
 121                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 122 };
 123
 124 static const struct berlin_desc_group berlin2cd_sysmgr_pinctrl_groups[] = {
 125         /* GSM */
 126         BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
 127                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 128         BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
 129                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 130         BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
 131                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 132         BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
 133                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 134         BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
 135                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 136         BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
 137                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 138         BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
 139                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 140         BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
 141                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 142         BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
 143                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 144         BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
 145                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 146         BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
 147                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 148         BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
 149                 BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 150 };
 151
 152 static const struct berlin_pinctrl_desc berlin2cd_soc_pinctrl_data = {
 153         .groups = berlin2cd_soc_pinctrl_groups,
 154         .ngroups = ARRAY_SIZE(berlin2cd_soc_pinctrl_groups),
 155 };
 156
 157 static const struct berlin_pinctrl_desc berlin2cd_sysmgr_pinctrl_data = {
 158         .groups = berlin2cd_sysmgr_pinctrl_groups,
 159         .ngroups = ARRAY_SIZE(berlin2cd_sysmgr_pinctrl_groups),
 160 };
 161
 162 static const struct of_device_id berlin2cd_pinctrl_match[] = {
 163         {
 164                 .compatible = "marvell,berlin2cd-soc-pinctrl",
 165                 .data = &berlin2cd_soc_pinctrl_data
 166         },
 167         {
 168                 .compatible = "marvell,berlin2cd-system-pinctrl",
 169                 .data = &berlin2cd_sysmgr_pinctrl_data
 170         },
 171         {}
 172 };
 173
 174 static int berlin2cd_pinctrl_probe(struct platform_device *pdev)
 175 {
 176         return berlin_pinctrl_probe(pdev, device_get_match_data(&pdev->dev));
 177 }
 178
 179 static struct platform_driver berlin2cd_pinctrl_driver = {
 180         .probe  = berlin2cd_pinctrl_probe,
 181         .driver = {
 182                 .name = "berlin-bg2cd-pinctrl",
 183                 .of_match_table = berlin2cd_pinctrl_match,
 184         },
 185 };
 186 builtin_platform_driver(berlin2cd_pinctrl_driver);