root/drivers/pinctrl/berlin/berlin-bg2cd.c
// SPDX-License-Identifier: GPL-2.0
/*
 * Marvell Berlin BG2CD pinctrl driver.
 *
 * Copyright (C) 2014 Marvell Technology Group Ltd.
 *
 * Antoine Ténart <antoine.tenart@free-electrons.com>
 */

#include <linux/init.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/property.h>
#include <linux/regmap.h>

#include "berlin.h"

static const struct berlin_desc_group berlin2cd_soc_pinctrl_groups[] = {
        /* G */
        BERLIN_PINCTRL_GROUP("G0", 0x00, 0x3, 0x00,
                BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
                BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
                BERLIN_PINCTRL_FUNCTION(0x2, "led"),
                BERLIN_PINCTRL_FUNCTION(0x3, "pwm")),
        BERLIN_PINCTRL_GROUP("G1", 0x00, 0x3, 0x03,
                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
        BERLIN_PINCTRL_GROUP("G2", 0x00, 0x3, 0x06,
                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
                BERLIN_PINCTRL_FUNCTION(0x2, "fe"),
                BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
        BERLIN_PINCTRL_GROUP("G3", 0x00, 0x3, 0x09,
                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
                BERLIN_PINCTRL_FUNCTION(0x2, "twsi2"),
                BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
                BERLIN_PINCTRL_FUNCTION(0x4, "fe"),
                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
        BERLIN_PINCTRL_GROUP("G4", 0x00, 0x3, 0x0c,
                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
                BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
                BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
                BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
        BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x0f,
                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
                BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
                BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
                BERLIN_PINCTRL_FUNCTION(0x3, "arc"),
                BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
                BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
                BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
        BERLIN_PINCTRL_GROUP("G6", 0x00, 0x3, 0x12,
                BERLIN_PINCTRL_FUNCTION(0x0, "uart0"),  /* RX/TX */
                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
        BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x15,
                BERLIN_PINCTRL_FUNCTION(0x0, "eddc"),
                BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
                BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
        BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x18,
                BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SS0n */
                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
        BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x1b,
                BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
                BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS1n/SS2n */
                BERLIN_PINCTRL_FUNCTION(0x3, "twsi0")),
        BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x1e,
                BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* CLK */
                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
        BERLIN_PINCTRL_GROUP("G11", 0x04, 0x2, 0x00,
                BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SDI/SDO */
                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
        BERLIN_PINCTRL_GROUP("G12", 0x04, 0x3, 0x02,
                BERLIN_PINCTRL_FUNCTION(0x0, "usb1"),
                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
        BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x05,
                BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
                BERLIN_PINCTRL_FUNCTION(0x1, "usb0_dbg"),
                BERLIN_PINCTRL_FUNCTION(0x2, "usb1_dbg")),
        BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x08,
                BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
        BERLIN_PINCTRL_GROUP("G15", 0x04, 0x3, 0x09,
                BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
                BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
        BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x0c,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x0f,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G18", 0x04, 0x2, 0x12,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G19", 0x04, 0x2, 0x14,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G20", 0x04, 0x2, 0x16,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x18,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x1b,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G23", 0x08, 0x3, 0x00,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G24", 0x08, 0x2, 0x03,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G25", 0x08, 0x2, 0x05,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G26", 0x08, 0x1, 0x07,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G27", 0x08, 0x2, 0x08,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G28", 0x08, 0x3, 0x0a,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("G29", 0x08, 0x3, 0x0d,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
};

static const struct berlin_desc_group berlin2cd_sysmgr_pinctrl_groups[] = {
        /* GSM */
        BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
        BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
                BERLIN_PINCTRL_FUNCTION_UNKNOWN),
};

static const struct berlin_pinctrl_desc berlin2cd_soc_pinctrl_data = {
        .groups = berlin2cd_soc_pinctrl_groups,
        .ngroups = ARRAY_SIZE(berlin2cd_soc_pinctrl_groups),
};

static const struct berlin_pinctrl_desc berlin2cd_sysmgr_pinctrl_data = {
        .groups = berlin2cd_sysmgr_pinctrl_groups,
        .ngroups = ARRAY_SIZE(berlin2cd_sysmgr_pinctrl_groups),
};

static const struct of_device_id berlin2cd_pinctrl_match[] = {
        {
                .compatible = "marvell,berlin2cd-soc-pinctrl",
                .data = &berlin2cd_soc_pinctrl_data
        },
        {
                .compatible = "marvell,berlin2cd-system-pinctrl",
                .data = &berlin2cd_sysmgr_pinctrl_data
        },
        {}
};

static int berlin2cd_pinctrl_probe(struct platform_device *pdev)
{
        return berlin_pinctrl_probe(pdev, device_get_match_data(&pdev->dev));
}

static struct platform_driver berlin2cd_pinctrl_driver = {
        .probe  = berlin2cd_pinctrl_probe,
        .driver = {
                .name = "berlin-bg2cd-pinctrl",
                .of_match_table = berlin2cd_pinctrl_match,
        },
};
builtin_platform_driver(berlin2cd_pinctrl_driver);