root/drivers/pinctrl/mvebu/pinctrl-armada-375.c
// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Marvell Armada 375 pinctrl driver based on mvebu pinctrl core
 *
 * Copyright (C) 2012 Marvell
 *
 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
 */

#include <linux/err.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/of.h>
#include <linux/pinctrl/pinctrl.h>

#include "pinctrl-mvebu.h"

static struct mvebu_mpp_mode mv88f6720_mpp_modes[] = {
        MPP_MODE(0,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ad2"),
                 MPP_FUNCTION(0x2, "spi0", "cs1"),
                 MPP_FUNCTION(0x3, "spi1", "cs1"),
                 MPP_FUNCTION(0x5, "nand", "io2")),
        MPP_MODE(1,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ad3"),
                 MPP_FUNCTION(0x2, "spi0", "mosi"),
                 MPP_FUNCTION(0x3, "spi1", "mosi"),
                 MPP_FUNCTION(0x5, "nand", "io3")),
        MPP_MODE(2,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ad4"),
                 MPP_FUNCTION(0x2, "ptp", "evreq"),
                 MPP_FUNCTION(0x3, "led", "c0"),
                 MPP_FUNCTION(0x4, "audio", "sdi"),
                 MPP_FUNCTION(0x5, "nand", "io4"),
                 MPP_FUNCTION(0x6, "spi1", "mosi")),
        MPP_MODE(3,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ad5"),
                 MPP_FUNCTION(0x2, "ptp", "trig"),
                 MPP_FUNCTION(0x3, "led", "p3"),
                 MPP_FUNCTION(0x4, "audio", "mclk"),
                 MPP_FUNCTION(0x5, "nand", "io5"),
                 MPP_FUNCTION(0x6, "spi1", "miso")),
        MPP_MODE(4,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ad6"),
                 MPP_FUNCTION(0x2, "spi0", "miso"),
                 MPP_FUNCTION(0x3, "spi1", "miso"),
                 MPP_FUNCTION(0x5, "nand", "io6")),
        MPP_MODE(5,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ad7"),
                 MPP_FUNCTION(0x2, "spi0", "cs2"),
                 MPP_FUNCTION(0x3, "spi1", "cs2"),
                 MPP_FUNCTION(0x5, "nand", "io7"),
                 MPP_FUNCTION(0x6, "spi1", "miso")),
        MPP_MODE(6,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ad0"),
                 MPP_FUNCTION(0x3, "led", "p1"),
                 MPP_FUNCTION(0x4, "audio", "lrclk"),
                 MPP_FUNCTION(0x5, "nand", "io0")),
        MPP_MODE(7,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ad1"),
                 MPP_FUNCTION(0x2, "ptp", "clk"),
                 MPP_FUNCTION(0x3, "led", "p2"),
                 MPP_FUNCTION(0x4, "audio", "extclk"),
                 MPP_FUNCTION(0x5, "nand", "io1")),
        MPP_MODE(8,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "bootcs"),
                 MPP_FUNCTION(0x2, "spi0", "cs0"),
                 MPP_FUNCTION(0x3, "spi1", "cs0"),
                 MPP_FUNCTION(0x5, "nand", "ce")),
        MPP_MODE(9,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "spi0", "sck"),
                 MPP_FUNCTION(0x3, "spi1", "sck"),
                 MPP_FUNCTION(0x5, "nand", "we")),
        MPP_MODE(10,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "dram", "vttctrl"),
                 MPP_FUNCTION(0x3, "led", "c1"),
                 MPP_FUNCTION(0x5, "nand", "re"),
                 MPP_FUNCTION(0x6, "spi1", "sck")),
        MPP_MODE(11,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "a0"),
                 MPP_FUNCTION(0x3, "led", "c2"),
                 MPP_FUNCTION(0x4, "audio", "sdo"),
                 MPP_FUNCTION(0x5, "nand", "cle")),
        MPP_MODE(12,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "a1"),
                 MPP_FUNCTION(0x4, "audio", "bclk"),
                 MPP_FUNCTION(0x5, "nand", "ale")),
        MPP_MODE(13,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "dev", "ready"),
                 MPP_FUNCTION(0x2, "pcie0", "rstout"),
                 MPP_FUNCTION(0x3, "pcie1", "rstout"),
                 MPP_FUNCTION(0x5, "nand", "rb"),
                 MPP_FUNCTION(0x6, "spi1", "mosi")),
        MPP_MODE(14,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "i2c0", "sda"),
                 MPP_FUNCTION(0x3, "uart1", "txd")),
        MPP_MODE(15,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "i2c0", "sck"),
                 MPP_FUNCTION(0x3, "uart1", "rxd")),
        MPP_MODE(16,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "uart0", "txd")),
        MPP_MODE(17,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "uart0", "rxd")),
        MPP_MODE(18,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "tdm", "int")),
        MPP_MODE(19,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "tdm", "rst")),
        MPP_MODE(20,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "tdm", "pclk")),
        MPP_MODE(21,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "tdm", "fsync")),
        MPP_MODE(22,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "tdm", "drx")),
        MPP_MODE(23,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "tdm", "dtx")),
        MPP_MODE(24,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "p0"),
                 MPP_FUNCTION(0x2, "ge1", "rxd0"),
                 MPP_FUNCTION(0x3, "sd", "cmd"),
                 MPP_FUNCTION(0x4, "uart0", "rts"),
                 MPP_FUNCTION(0x5, "spi0", "cs0"),
                 MPP_FUNCTION(0x6, "dev", "cs1")),
        MPP_MODE(25,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "p2"),
                 MPP_FUNCTION(0x2, "ge1", "rxd1"),
                 MPP_FUNCTION(0x3, "sd", "d0"),
                 MPP_FUNCTION(0x4, "uart0", "cts"),
                 MPP_FUNCTION(0x5, "spi0", "mosi"),
                 MPP_FUNCTION(0x6, "dev", "cs2")),
        MPP_MODE(26,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "pcie0", "clkreq"),
                 MPP_FUNCTION(0x2, "ge1", "rxd2"),
                 MPP_FUNCTION(0x3, "sd", "d2"),
                 MPP_FUNCTION(0x4, "uart1", "rts"),
                 MPP_FUNCTION(0x5, "spi0", "cs1"),
                 MPP_FUNCTION(0x6, "led", "c1")),
        MPP_MODE(27,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "pcie1", "clkreq"),
                 MPP_FUNCTION(0x2, "ge1", "rxd3"),
                 MPP_FUNCTION(0x3, "sd", "d1"),
                 MPP_FUNCTION(0x4, "uart1", "cts"),
                 MPP_FUNCTION(0x5, "spi0", "miso"),
                 MPP_FUNCTION(0x6, "led", "c2")),
        MPP_MODE(28,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "p3"),
                 MPP_FUNCTION(0x2, "ge1", "txctl"),
                 MPP_FUNCTION(0x3, "sd", "clk"),
                 MPP_FUNCTION(0x5, "dram", "vttctrl")),
        MPP_MODE(29,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "pcie1", "clkreq"),
                 MPP_FUNCTION(0x2, "ge1", "rxclk"),
                 MPP_FUNCTION(0x3, "sd", "d3"),
                 MPP_FUNCTION(0x5, "spi0", "sck"),
                 MPP_FUNCTION(0x6, "pcie0", "rstout")),
        MPP_MODE(30,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge1", "txd0"),
                 MPP_FUNCTION(0x3, "spi1", "cs0"),
                 MPP_FUNCTION(0x5, "led", "p3"),
                 MPP_FUNCTION(0x6, "ptp", "evreq")),
        MPP_MODE(31,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge1", "txd1"),
                 MPP_FUNCTION(0x3, "spi1", "mosi"),
                 MPP_FUNCTION(0x5, "led", "p0")),
        MPP_MODE(32,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge1", "txd2"),
                 MPP_FUNCTION(0x3, "spi1", "sck"),
                 MPP_FUNCTION(0x4, "ptp", "trig"),
                 MPP_FUNCTION(0x5, "led", "c0")),
        MPP_MODE(33,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge1", "txd3"),
                 MPP_FUNCTION(0x3, "spi1", "miso"),
                 MPP_FUNCTION(0x5, "led", "p2")),
        MPP_MODE(34,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge1", "txclkout"),
                 MPP_FUNCTION(0x3, "spi1", "sck"),
                 MPP_FUNCTION(0x5, "led", "c1")),
        MPP_MODE(35,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge1", "rxctl"),
                 MPP_FUNCTION(0x3, "spi1", "cs1"),
                 MPP_FUNCTION(0x4, "spi0", "cs2"),
                 MPP_FUNCTION(0x5, "led", "p1")),
        MPP_MODE(36,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "pcie0", "clkreq"),
                 MPP_FUNCTION(0x5, "led", "c2")),
        MPP_MODE(37,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "pcie0", "clkreq"),
                 MPP_FUNCTION(0x2, "tdm", "int"),
                 MPP_FUNCTION(0x4, "ge", "mdc")),
        MPP_MODE(38,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "pcie1", "clkreq"),
                 MPP_FUNCTION(0x4, "ge", "mdio")),
        MPP_MODE(39,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x4, "ref", "clkout"),
                 MPP_FUNCTION(0x5, "led", "p3")),
        MPP_MODE(40,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x4, "uart1", "txd"),
                 MPP_FUNCTION(0x5, "led", "p0")),
        MPP_MODE(41,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x4, "uart1", "rxd"),
                 MPP_FUNCTION(0x5, "led", "p1")),
        MPP_MODE(42,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x3, "spi1", "cs2"),
                 MPP_FUNCTION(0x4, "led", "c0"),
                 MPP_FUNCTION(0x6, "ptp", "clk")),
        MPP_MODE(43,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "sata0", "prsnt"),
                 MPP_FUNCTION(0x4, "dram", "vttctrl"),
                 MPP_FUNCTION(0x5, "led", "c1")),
        MPP_MODE(44,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x4, "sata0", "prsnt")),
        MPP_MODE(45,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "spi0", "cs2"),
                 MPP_FUNCTION(0x4, "pcie0", "rstout"),
                 MPP_FUNCTION(0x5, "led", "c2"),
                 MPP_FUNCTION(0x6, "spi1", "cs2")),
        MPP_MODE(46,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "p0"),
                 MPP_FUNCTION(0x2, "ge0", "txd0"),
                 MPP_FUNCTION(0x3, "ge1", "txd0"),
                 MPP_FUNCTION(0x6, "dev", "we1")),
        MPP_MODE(47,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "p1"),
                 MPP_FUNCTION(0x2, "ge0", "txd1"),
                 MPP_FUNCTION(0x3, "ge1", "txd1"),
                 MPP_FUNCTION(0x5, "ptp", "trig"),
                 MPP_FUNCTION(0x6, "dev", "ale0")),
        MPP_MODE(48,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "p2"),
                 MPP_FUNCTION(0x2, "ge0", "txd2"),
                 MPP_FUNCTION(0x3, "ge1", "txd2"),
                 MPP_FUNCTION(0x6, "dev", "ale1")),
        MPP_MODE(49,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "p3"),
                 MPP_FUNCTION(0x2, "ge0", "txd3"),
                 MPP_FUNCTION(0x3, "ge1", "txd3"),
                 MPP_FUNCTION(0x6, "dev", "a2")),
        MPP_MODE(50,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "c0"),
                 MPP_FUNCTION(0x2, "ge0", "rxd0"),
                 MPP_FUNCTION(0x3, "ge1", "rxd0"),
                 MPP_FUNCTION(0x5, "ptp", "evreq"),
                 MPP_FUNCTION(0x6, "dev", "ad12")),
        MPP_MODE(51,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "c1"),
                 MPP_FUNCTION(0x2, "ge0", "rxd1"),
                 MPP_FUNCTION(0x3, "ge1", "rxd1"),
                 MPP_FUNCTION(0x6, "dev", "ad8")),
        MPP_MODE(52,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "led", "c2"),
                 MPP_FUNCTION(0x2, "ge0", "rxd2"),
                 MPP_FUNCTION(0x3, "ge1", "rxd2"),
                 MPP_FUNCTION(0x5, "i2c0", "sda"),
                 MPP_FUNCTION(0x6, "dev", "ad9")),
        MPP_MODE(53,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "pcie1", "rstout"),
                 MPP_FUNCTION(0x2, "ge0", "rxd3"),
                 MPP_FUNCTION(0x3, "ge1", "rxd3"),
                 MPP_FUNCTION(0x5, "i2c0", "sck"),
                 MPP_FUNCTION(0x6, "dev", "ad10")),
        MPP_MODE(54,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "pcie0", "rstout"),
                 MPP_FUNCTION(0x2, "ge0", "rxctl"),
                 MPP_FUNCTION(0x3, "ge1", "rxctl"),
                 MPP_FUNCTION(0x6, "dev", "ad11")),
        MPP_MODE(55,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge0", "rxclk"),
                 MPP_FUNCTION(0x3, "ge1", "rxclk"),
                 MPP_FUNCTION(0x6, "dev", "cs0")),
        MPP_MODE(56,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge0", "txclkout"),
                 MPP_FUNCTION(0x3, "ge1", "txclkout"),
                 MPP_FUNCTION(0x6, "dev", "oe")),
        MPP_MODE(57,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ge0", "txctl"),
                 MPP_FUNCTION(0x3, "ge1", "txctl"),
                 MPP_FUNCTION(0x6, "dev", "we0")),
        MPP_MODE(58,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x4, "led", "c0")),
        MPP_MODE(59,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x4, "led", "c1")),
        MPP_MODE(60,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "uart1", "txd"),
                 MPP_FUNCTION(0x4, "led", "c2"),
                 MPP_FUNCTION(0x6, "dev", "ad13")),
        MPP_MODE(61,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "i2c1", "sda"),
                 MPP_FUNCTION(0x2, "uart1", "rxd"),
                 MPP_FUNCTION(0x3, "spi1", "cs2"),
                 MPP_FUNCTION(0x4, "led", "p0"),
                 MPP_FUNCTION(0x6, "dev", "ad14")),
        MPP_MODE(62,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "i2c1", "sck"),
                 MPP_FUNCTION(0x4, "led", "p1"),
                 MPP_FUNCTION(0x6, "dev", "ad15")),
        MPP_MODE(63,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ptp", "trig"),
                 MPP_FUNCTION(0x4, "led", "p2"),
                 MPP_FUNCTION(0x6, "dev", "burst/last")),
        MPP_MODE(64,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "dram", "vttctrl"),
                 MPP_FUNCTION(0x4, "led", "p3")),
        MPP_MODE(65,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x1, "sata1", "prsnt")),
        MPP_MODE(66,
                 MPP_FUNCTION(0x0, "gpio", NULL),
                 MPP_FUNCTION(0x2, "ptp", "evreq"),
                 MPP_FUNCTION(0x4, "spi1", "cs3"),
                 MPP_FUNCTION(0x5, "pcie0", "rstout"),
                 MPP_FUNCTION(0x6, "dev", "cs3")),
};

static struct mvebu_pinctrl_soc_info armada_375_pinctrl_info;

static const struct of_device_id armada_375_pinctrl_of_match[] = {
        { .compatible = "marvell,mv88f6720-pinctrl" },
        { },
};

static const struct mvebu_mpp_ctrl mv88f6720_mpp_controls[] = {
        MPP_FUNC_CTRL(0, 69, NULL, mvebu_mmio_mpp_ctrl),
};

static struct pinctrl_gpio_range mv88f6720_mpp_gpio_ranges[] = {
        MPP_GPIO_RANGE(0,   0,  0, 32),
        MPP_GPIO_RANGE(1,  32, 32, 32),
        MPP_GPIO_RANGE(2,  64, 64,  3),
};

static int armada_375_pinctrl_probe(struct platform_device *pdev)
{
        struct mvebu_pinctrl_soc_info *soc = &armada_375_pinctrl_info;

        soc->variant = 0; /* no variants for Armada 375 */
        soc->controls = mv88f6720_mpp_controls;
        soc->ncontrols = ARRAY_SIZE(mv88f6720_mpp_controls);
        soc->modes = mv88f6720_mpp_modes;
        soc->nmodes = ARRAY_SIZE(mv88f6720_mpp_modes);
        soc->gpioranges = mv88f6720_mpp_gpio_ranges;
        soc->ngpioranges = ARRAY_SIZE(mv88f6720_mpp_gpio_ranges);

        pdev->dev.platform_data = soc;

        return mvebu_pinctrl_simple_mmio_probe(pdev);
}

static struct platform_driver armada_375_pinctrl_driver = {
        .driver = {
                .name = "armada-375-pinctrl",
                .of_match_table = of_match_ptr(armada_375_pinctrl_of_match),
        },
        .probe = armada_375_pinctrl_probe,
};
builtin_platform_driver(armada_375_pinctrl_driver);