linux/drivers/pinctrl/berlin/berlin-bg2cd.c
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   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_device.h>
  12#include <linux/platform_device.h>
  13#include <linux/regmap.h>
  14
  15#include "berlin.h"
  16
  17static const struct berlin_desc_group berlin2cd_soc_pinctrl_groups[] = {
  18        /* G */
  19        BERLIN_PINCTRL_GROUP("G0", 0x00, 0x3, 0x00,
  20                BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
  21                BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
  22                BERLIN_PINCTRL_FUNCTION(0x2, "led"),
  23                BERLIN_PINCTRL_FUNCTION(0x3, "pwm")),
  24        BERLIN_PINCTRL_GROUP("G1", 0x00, 0x3, 0x03,
  25                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  26                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  27                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  28                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  29        BERLIN_PINCTRL_GROUP("G2", 0x00, 0x3, 0x06,
  30                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  31                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  32                BERLIN_PINCTRL_FUNCTION(0x2, "fe"),
  33                BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
  34                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  35                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  36        BERLIN_PINCTRL_GROUP("G3", 0x00, 0x3, 0x09,
  37                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  38                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  39                BERLIN_PINCTRL_FUNCTION(0x2, "twsi2"),
  40                BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
  41                BERLIN_PINCTRL_FUNCTION(0x4, "fe"),
  42                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  43                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  44        BERLIN_PINCTRL_GROUP("G4", 0x00, 0x3, 0x0c,
  45                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  46                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  47                BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
  48                BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
  49                BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
  50                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  51                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  52        BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x0f,
  53                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  54                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
  55                BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
  56                BERLIN_PINCTRL_FUNCTION(0x3, "arc"),
  57                BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
  58                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
  59                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
  60        BERLIN_PINCTRL_GROUP("G6", 0x00, 0x3, 0x12,
  61                BERLIN_PINCTRL_FUNCTION(0x0, "uart0"),  /* RX/TX */
  62                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  63        BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x15,
  64                BERLIN_PINCTRL_FUNCTION(0x0, "eddc"),
  65                BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
  66                BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
  67        BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x18,
  68                BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SS0n */
  69                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  70        BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x1b,
  71                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
  72                BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS1n/SS2n */
  73                BERLIN_PINCTRL_FUNCTION(0x3, "twsi0")),
  74        BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x1e,
  75                BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* CLK */
  76                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  77        BERLIN_PINCTRL_GROUP("G11", 0x04, 0x2, 0x00,
  78                BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SDI/SDO */
  79                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  80        BERLIN_PINCTRL_GROUP("G12", 0x04, 0x3, 0x02,
  81                BERLIN_PINCTRL_FUNCTION(0x0, "usb1"),
  82                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  83        BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x05,
  84                BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
  85                BERLIN_PINCTRL_FUNCTION(0x1, "usb0_dbg"),
  86                BERLIN_PINCTRL_FUNCTION(0x2, "usb1_dbg")),
  87        BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x08,
  88                BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
  89                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  90        BERLIN_PINCTRL_GROUP("G15", 0x04, 0x3, 0x09,
  91                BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
  92                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
  93        BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x0c,
  94                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
  95        BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x0f,
  96                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
  97        BERLIN_PINCTRL_GROUP("G18", 0x04, 0x2, 0x12,
  98                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
  99        BERLIN_PINCTRL_GROUP("G19", 0x04, 0x2, 0x14,
 100                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 101        BERLIN_PINCTRL_GROUP("G20", 0x04, 0x2, 0x16,
 102                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 103        BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x18,
 104                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 105        BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x1b,
 106                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 107        BERLIN_PINCTRL_GROUP("G23", 0x08, 0x3, 0x00,
 108                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 109        BERLIN_PINCTRL_GROUP("G24", 0x08, 0x2, 0x03,
 110                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 111        BERLIN_PINCTRL_GROUP("G25", 0x08, 0x2, 0x05,
 112                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 113        BERLIN_PINCTRL_GROUP("G26", 0x08, 0x1, 0x07,
 114                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 115        BERLIN_PINCTRL_GROUP("G27", 0x08, 0x2, 0x08,
 116                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 117        BERLIN_PINCTRL_GROUP("G28", 0x08, 0x3, 0x0a,
 118                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 119        BERLIN_PINCTRL_GROUP("G29", 0x08, 0x3, 0x0d,
 120                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 121};
 122
 123static const struct berlin_desc_group berlin2cd_sysmgr_pinctrl_groups[] = {
 124        /* GSM */
 125        BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
 126                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 127        BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
 128                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 129        BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
 130                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 131        BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
 132                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 133        BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
 134                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 135        BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
 136                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 137        BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
 138                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 139        BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
 140                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 141        BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
 142                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 143        BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
 144                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 145        BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
 146                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 147        BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
 148                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
 149};
 150
 151static const struct berlin_pinctrl_desc berlin2cd_soc_pinctrl_data = {
 152        .groups = berlin2cd_soc_pinctrl_groups,
 153        .ngroups = ARRAY_SIZE(berlin2cd_soc_pinctrl_groups),
 154};
 155
 156static const struct berlin_pinctrl_desc berlin2cd_sysmgr_pinctrl_data = {
 157        .groups = berlin2cd_sysmgr_pinctrl_groups,
 158        .ngroups = ARRAY_SIZE(berlin2cd_sysmgr_pinctrl_groups),
 159};
 160
 161static const struct of_device_id berlin2cd_pinctrl_match[] = {
 162        {
 163                .compatible = "marvell,berlin2cd-soc-pinctrl",
 164                .data = &berlin2cd_soc_pinctrl_data
 165        },
 166        {
 167                .compatible = "marvell,berlin2cd-system-pinctrl",
 168                .data = &berlin2cd_sysmgr_pinctrl_data
 169        },
 170        {}
 171};
 172
 173static int berlin2cd_pinctrl_probe(struct platform_device *pdev)
 174{
 175        const struct of_device_id *match =
 176                of_match_device(berlin2cd_pinctrl_match, &pdev->dev);
 177
 178        return berlin_pinctrl_probe(pdev, match->data);
 179}
 180
 181static struct platform_driver berlin2cd_pinctrl_driver = {
 182        .probe  = berlin2cd_pinctrl_probe,
 183        .driver = {
 184                .name = "berlin-bg2cd-pinctrl",
 185                .of_match_table = berlin2cd_pinctrl_match,
 186        },
 187};
 188builtin_platform_driver(berlin2cd_pinctrl_driver);
 189