WIP FPC-III support

[linux/fpc-iii.git] / drivers / pinctrl / vt8500 / pinctrl-wm8850.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Pinctrl data for Wondermedia WM8850 SoC
 *
 * Copyright (c) 2013 Tony Prisk <linux@prisktech.co.nz>
 */

#include <linux/io.h>
#include <linux/init.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/platform_device.h>
#include <linux/slab.h>

#include "pinctrl-wmt.h"

/*
 * Describe the register offsets within the GPIO memory space
 * The dedicated external GPIO's should always be listed in bank 0
 * so they are exported in the 0..31 range which is what users
 * expect.
 *
 * Do not reorder these banks as it will change the pin numbering
 */
static const struct wmt_pinctrl_bank_registers wm8850_banks[] = {
        WMT_PINCTRL_BANK(0x40, 0x80, 0xC0, 0x00, 0x480, 0x4C0),         /* 0 */
        WMT_PINCTRL_BANK(0x44, 0x84, 0xC4, 0x04, 0x484, 0x4C4),         /* 1 */
        WMT_PINCTRL_BANK(0x48, 0x88, 0xC8, 0x08, 0x488, 0x4C8),         /* 2 */
        WMT_PINCTRL_BANK(0x4C, 0x8C, 0xCC, 0x0C, 0x48C, 0x4CC),         /* 3 */
        WMT_PINCTRL_BANK(0x50, 0x90, 0xD0, 0x10, 0x490, 0x4D0),         /* 4 */
        WMT_PINCTRL_BANK(0x54, 0x94, 0xD4, 0x14, 0x494, 0x4D4),         /* 5 */
        WMT_PINCTRL_BANK(0x58, 0x98, 0xD8, 0x18, 0x498, 0x4D8),         /* 6 */
        WMT_PINCTRL_BANK(0x5C, 0x9C, 0xDC, 0x1C, 0x49C, 0x4DC),         /* 7 */
        WMT_PINCTRL_BANK(0x60, 0xA0, 0xE0, 0x20, 0x4A0, 0x4E0),         /* 8 */
        WMT_PINCTRL_BANK(0x70, 0xB0, 0xF0, 0x30, 0x4B0, 0x4F0),         /* 9 */
        WMT_PINCTRL_BANK(0x7C, 0xBC, 0xDC, 0x3C, 0x4BC, 0x4FC),         /* 10 */
};

/* Please keep sorted by bank/bit */
#define WMT_PIN_EXTGPIO0        WMT_PIN(0, 0)
#define WMT_PIN_EXTGPIO1        WMT_PIN(0, 1)
#define WMT_PIN_EXTGPIO2        WMT_PIN(0, 2)
#define WMT_PIN_EXTGPIO3        WMT_PIN(0, 3)
#define WMT_PIN_EXTGPIO4        WMT_PIN(0, 4)
#define WMT_PIN_EXTGPIO5        WMT_PIN(0, 5)
#define WMT_PIN_EXTGPIO6        WMT_PIN(0, 6)
#define WMT_PIN_EXTGPIO7        WMT_PIN(0, 7)
#define WMT_PIN_WAKEUP0         WMT_PIN(0, 16)
#define WMT_PIN_WAKEUP1         WMT_PIN(0, 17)
#define WMT_PIN_WAKEUP2         WMT_PIN(0, 18)
#define WMT_PIN_WAKEUP3         WMT_PIN(0, 19)
#define WMT_PIN_SUSGPIO0        WMT_PIN(0, 21)
#define WMT_PIN_SUSGPIO1        WMT_PIN(0, 22)
#define WMT_PIN_SD0CD           WMT_PIN(0, 28)
#define WMT_PIN_VDOUT0          WMT_PIN(1, 0)
#define WMT_PIN_VDOUT1          WMT_PIN(1, 1)
#define WMT_PIN_VDOUT2          WMT_PIN(1, 2)
#define WMT_PIN_VDOUT3          WMT_PIN(1, 3)
#define WMT_PIN_VDOUT4          WMT_PIN(1, 4)
#define WMT_PIN_VDOUT5          WMT_PIN(1, 5)
#define WMT_PIN_VDOUT6          WMT_PIN(1, 6)
#define WMT_PIN_VDOUT7          WMT_PIN(1, 7)
#define WMT_PIN_VDOUT8          WMT_PIN(1, 8)
#define WMT_PIN_VDOUT9          WMT_PIN(1, 9)
#define WMT_PIN_VDOUT10         WMT_PIN(1, 10)
#define WMT_PIN_VDOUT11         WMT_PIN(1, 11)
#define WMT_PIN_VDOUT12         WMT_PIN(1, 12)
#define WMT_PIN_VDOUT13         WMT_PIN(1, 13)
#define WMT_PIN_VDOUT14         WMT_PIN(1, 14)
#define WMT_PIN_VDOUT15         WMT_PIN(1, 15)
#define WMT_PIN_VDOUT16         WMT_PIN(1, 16)
#define WMT_PIN_VDOUT17         WMT_PIN(1, 17)
#define WMT_PIN_VDOUT18         WMT_PIN(1, 18)
#define WMT_PIN_VDOUT19         WMT_PIN(1, 19)
#define WMT_PIN_VDOUT20         WMT_PIN(1, 20)
#define WMT_PIN_VDOUT21         WMT_PIN(1, 21)
#define WMT_PIN_VDOUT22         WMT_PIN(1, 22)
#define WMT_PIN_VDOUT23         WMT_PIN(1, 23)
#define WMT_PIN_VDIN0           WMT_PIN(2, 0)
#define WMT_PIN_VDIN1           WMT_PIN(2, 1)
#define WMT_PIN_VDIN2           WMT_PIN(2, 2)
#define WMT_PIN_VDIN3           WMT_PIN(2, 3)
#define WMT_PIN_VDIN4           WMT_PIN(2, 4)
#define WMT_PIN_VDIN5           WMT_PIN(2, 5)
#define WMT_PIN_VDIN6           WMT_PIN(2, 6)
#define WMT_PIN_VDIN7           WMT_PIN(2, 7)
#define WMT_PIN_SPI0_MOSI       WMT_PIN(2, 24)
#define WMT_PIN_SPI0_MISO       WMT_PIN(2, 25)
#define WMT_PIN_SPI0_SS         WMT_PIN(2, 26)
#define WMT_PIN_SPI0_CLK        WMT_PIN(2, 27)
#define WMT_PIN_SPI0_SSB        WMT_PIN(2, 28)
#define WMT_PIN_SD0CLK          WMT_PIN(3, 17)
#define WMT_PIN_SD0CMD          WMT_PIN(3, 18)
#define WMT_PIN_SD0WP           WMT_PIN(3, 19)
#define WMT_PIN_SD0DATA0        WMT_PIN(3, 20)
#define WMT_PIN_SD0DATA1        WMT_PIN(3, 21)
#define WMT_PIN_SD0DATA2        WMT_PIN(3, 22)
#define WMT_PIN_SD0DATA3        WMT_PIN(3, 23)
#define WMT_PIN_SD1DATA0        WMT_PIN(3, 24)
#define WMT_PIN_SD1DATA1        WMT_PIN(3, 25)
#define WMT_PIN_SD1DATA2        WMT_PIN(3, 26)
#define WMT_PIN_SD1DATA3        WMT_PIN(3, 27)
#define WMT_PIN_SD1DATA4        WMT_PIN(3, 28)
#define WMT_PIN_SD1DATA5        WMT_PIN(3, 29)
#define WMT_PIN_SD1DATA6        WMT_PIN(3, 30)
#define WMT_PIN_SD1DATA7        WMT_PIN(3, 31)
#define WMT_PIN_I2C0_SCL        WMT_PIN(5, 8)
#define WMT_PIN_I2C0_SDA        WMT_PIN(5, 9)
#define WMT_PIN_I2C1_SCL        WMT_PIN(5, 10)
#define WMT_PIN_I2C1_SDA        WMT_PIN(5, 11)
#define WMT_PIN_I2C2_SCL        WMT_PIN(5, 12)
#define WMT_PIN_I2C2_SDA        WMT_PIN(5, 13)
#define WMT_PIN_UART0_RTS       WMT_PIN(5, 16)
#define WMT_PIN_UART0_TXD       WMT_PIN(5, 17)
#define WMT_PIN_UART0_CTS       WMT_PIN(5, 18)
#define WMT_PIN_UART0_RXD       WMT_PIN(5, 19)
#define WMT_PIN_UART1_RTS       WMT_PIN(5, 20)
#define WMT_PIN_UART1_TXD       WMT_PIN(5, 21)
#define WMT_PIN_UART1_CTS       WMT_PIN(5, 22)
#define WMT_PIN_UART1_RXD       WMT_PIN(5, 23)
#define WMT_PIN_UART2_RTS       WMT_PIN(5, 24)
#define WMT_PIN_UART2_TXD       WMT_PIN(5, 25)
#define WMT_PIN_UART2_CTS       WMT_PIN(5, 26)
#define WMT_PIN_UART2_RXD       WMT_PIN(5, 27)
#define WMT_PIN_SD2WP           WMT_PIN(6, 3)
#define WMT_PIN_SD2CMD          WMT_PIN(6, 6)
#define WMT_PIN_SD2CLK          WMT_PIN(6, 7)
#define WMT_PIN_SD2PWR          WMT_PIN(6, 9)
#define WMT_PIN_SD1CLK          WMT_PIN(7, 0)
#define WMT_PIN_SD1CMD          WMT_PIN(7, 1)
#define WMT_PIN_SD1PWR          WMT_PIN(7, 10)
#define WMT_PIN_SD1WP           WMT_PIN(7, 11)
#define WMT_PIN_SD1CD           WMT_PIN(7, 12)
#define WMT_PIN_PWMOUT1         WMT_PIN(7, 26)
#define WMT_PIN_PWMOUT0         WMT_PIN(7, 27)

static const struct pinctrl_pin_desc wm8850_pins[] = {
        PINCTRL_PIN(WMT_PIN_EXTGPIO0, "extgpio0"),
        PINCTRL_PIN(WMT_PIN_EXTGPIO1, "extgpio1"),
        PINCTRL_PIN(WMT_PIN_EXTGPIO2, "extgpio2"),
        PINCTRL_PIN(WMT_PIN_EXTGPIO3, "extgpio3"),
        PINCTRL_PIN(WMT_PIN_EXTGPIO4, "extgpio4"),
        PINCTRL_PIN(WMT_PIN_EXTGPIO5, "extgpio5"),
        PINCTRL_PIN(WMT_PIN_EXTGPIO6, "extgpio6"),
        PINCTRL_PIN(WMT_PIN_EXTGPIO7, "extgpio7"),
        PINCTRL_PIN(WMT_PIN_WAKEUP0, "wakeup0"),
        PINCTRL_PIN(WMT_PIN_WAKEUP1, "wakeup1"),
        PINCTRL_PIN(WMT_PIN_WAKEUP2, "wakeup2"),
        PINCTRL_PIN(WMT_PIN_WAKEUP3, "wakeup3"),
        PINCTRL_PIN(WMT_PIN_SUSGPIO0, "susgpio0"),
        PINCTRL_PIN(WMT_PIN_SUSGPIO1, "susgpio1"),
        PINCTRL_PIN(WMT_PIN_SD0CD, "sd0_cd"),
        PINCTRL_PIN(WMT_PIN_VDOUT0, "vdout0"),
        PINCTRL_PIN(WMT_PIN_VDOUT1, "vdout1"),
        PINCTRL_PIN(WMT_PIN_VDOUT2, "vdout2"),
        PINCTRL_PIN(WMT_PIN_VDOUT3, "vdout3"),
        PINCTRL_PIN(WMT_PIN_VDOUT4, "vdout4"),
        PINCTRL_PIN(WMT_PIN_VDOUT5, "vdout5"),
        PINCTRL_PIN(WMT_PIN_VDOUT6, "vdout6"),
        PINCTRL_PIN(WMT_PIN_VDOUT7, "vdout7"),
        PINCTRL_PIN(WMT_PIN_VDOUT8, "vdout8"),
        PINCTRL_PIN(WMT_PIN_VDOUT9, "vdout9"),
        PINCTRL_PIN(WMT_PIN_VDOUT10, "vdout10"),
        PINCTRL_PIN(WMT_PIN_VDOUT11, "vdout11"),
        PINCTRL_PIN(WMT_PIN_VDOUT12, "vdout12"),
        PINCTRL_PIN(WMT_PIN_VDOUT13, "vdout13"),
        PINCTRL_PIN(WMT_PIN_VDOUT14, "vdout14"),
        PINCTRL_PIN(WMT_PIN_VDOUT15, "vdout15"),
        PINCTRL_PIN(WMT_PIN_VDOUT16, "vdout16"),
        PINCTRL_PIN(WMT_PIN_VDOUT17, "vdout17"),
        PINCTRL_PIN(WMT_PIN_VDOUT18, "vdout18"),
        PINCTRL_PIN(WMT_PIN_VDOUT19, "vdout19"),
        PINCTRL_PIN(WMT_PIN_VDOUT20, "vdout20"),
        PINCTRL_PIN(WMT_PIN_VDOUT21, "vdout21"),
        PINCTRL_PIN(WMT_PIN_VDOUT22, "vdout22"),
        PINCTRL_PIN(WMT_PIN_VDOUT23, "vdout23"),
        PINCTRL_PIN(WMT_PIN_VDIN0, "vdin0"),
        PINCTRL_PIN(WMT_PIN_VDIN1, "vdin1"),
        PINCTRL_PIN(WMT_PIN_VDIN2, "vdin2"),
        PINCTRL_PIN(WMT_PIN_VDIN3, "vdin3"),
        PINCTRL_PIN(WMT_PIN_VDIN4, "vdin4"),
        PINCTRL_PIN(WMT_PIN_VDIN5, "vdin5"),
        PINCTRL_PIN(WMT_PIN_VDIN6, "vdin6"),
        PINCTRL_PIN(WMT_PIN_VDIN7, "vdin7"),
        PINCTRL_PIN(WMT_PIN_SPI0_MOSI, "spi0_mosi"),
        PINCTRL_PIN(WMT_PIN_SPI0_MISO, "spi0_miso"),
        PINCTRL_PIN(WMT_PIN_SPI0_SS, "spi0_ss"),
        PINCTRL_PIN(WMT_PIN_SPI0_CLK, "spi0_clk"),
        PINCTRL_PIN(WMT_PIN_SPI0_SSB, "spi0_ssb"),
        PINCTRL_PIN(WMT_PIN_SD0CLK, "sd0_clk"),
        PINCTRL_PIN(WMT_PIN_SD0CMD, "sd0_cmd"),
        PINCTRL_PIN(WMT_PIN_SD0WP, "sd0_wp"),
        PINCTRL_PIN(WMT_PIN_SD0DATA0, "sd0_data0"),
        PINCTRL_PIN(WMT_PIN_SD0DATA1, "sd0_data1"),
        PINCTRL_PIN(WMT_PIN_SD0DATA2, "sd0_data2"),
        PINCTRL_PIN(WMT_PIN_SD0DATA3, "sd0_data3"),
        PINCTRL_PIN(WMT_PIN_SD1DATA0, "sd1_data0"),
        PINCTRL_PIN(WMT_PIN_SD1DATA1, "sd1_data1"),
        PINCTRL_PIN(WMT_PIN_SD1DATA2, "sd1_data2"),
        PINCTRL_PIN(WMT_PIN_SD1DATA3, "sd1_data3"),
        PINCTRL_PIN(WMT_PIN_SD1DATA4, "sd1_data4"),
        PINCTRL_PIN(WMT_PIN_SD1DATA5, "sd1_data5"),
        PINCTRL_PIN(WMT_PIN_SD1DATA6, "sd1_data6"),
        PINCTRL_PIN(WMT_PIN_SD1DATA7, "sd1_data7"),
        PINCTRL_PIN(WMT_PIN_I2C0_SCL, "i2c0_scl"),
        PINCTRL_PIN(WMT_PIN_I2C0_SDA, "i2c0_sda"),
        PINCTRL_PIN(WMT_PIN_I2C1_SCL, "i2c1_scl"),
        PINCTRL_PIN(WMT_PIN_I2C1_SDA, "i2c1_sda"),
        PINCTRL_PIN(WMT_PIN_I2C2_SCL, "i2c2_scl"),
        PINCTRL_PIN(WMT_PIN_I2C2_SDA, "i2c2_sda"),
        PINCTRL_PIN(WMT_PIN_UART0_RTS, "uart0_rts"),
        PINCTRL_PIN(WMT_PIN_UART0_TXD, "uart0_txd"),
        PINCTRL_PIN(WMT_PIN_UART0_CTS, "uart0_cts"),
        PINCTRL_PIN(WMT_PIN_UART0_RXD, "uart0_rxd"),
        PINCTRL_PIN(WMT_PIN_UART1_RTS, "uart1_rts"),
        PINCTRL_PIN(WMT_PIN_UART1_TXD, "uart1_txd"),
        PINCTRL_PIN(WMT_PIN_UART1_CTS, "uart1_cts"),
        PINCTRL_PIN(WMT_PIN_UART1_RXD, "uart1_rxd"),
        PINCTRL_PIN(WMT_PIN_UART2_RTS, "uart2_rts"),
        PINCTRL_PIN(WMT_PIN_UART2_TXD, "uart2_txd"),
        PINCTRL_PIN(WMT_PIN_UART2_CTS, "uart2_cts"),
        PINCTRL_PIN(WMT_PIN_UART2_RXD, "uart2_rxd"),
        PINCTRL_PIN(WMT_PIN_SD2WP, "sd2_wp"),
        PINCTRL_PIN(WMT_PIN_SD2CMD, "sd2_cmd"),
        PINCTRL_PIN(WMT_PIN_SD2CLK, "sd2_clk"),
        PINCTRL_PIN(WMT_PIN_SD2PWR, "sd2_pwr"),
        PINCTRL_PIN(WMT_PIN_SD1CLK, "sd1_clk"),
        PINCTRL_PIN(WMT_PIN_SD1CMD, "sd1_cmd"),
        PINCTRL_PIN(WMT_PIN_SD1PWR, "sd1_pwr"),
        PINCTRL_PIN(WMT_PIN_SD1WP, "sd1_wp"),
        PINCTRL_PIN(WMT_PIN_SD1CD, "sd1_cd"),
        PINCTRL_PIN(WMT_PIN_PWMOUT1, "pwmout1"),
        PINCTRL_PIN(WMT_PIN_PWMOUT0, "pwmout0"),
};

/* Order of these names must match the above list */
static const char * const wm8850_groups[] = {
        "extgpio0",
        "extgpio1",
        "extgpio2",
        "extgpio3",
        "extgpio4",
        "extgpio5",
        "extgpio6",
        "extgpio7",
        "wakeup0",
        "wakeup1",
        "wakeup2",
        "wakeup3",
        "susgpio0",
        "susgpio1",
        "sd0_cd",
        "vdout0",
        "vdout1",
        "vdout2",
        "vdout3",
        "vdout4",
        "vdout5",
        "vdout6",
        "vdout7",
        "vdout8",
        "vdout9",
        "vdout10",
        "vdout11",
        "vdout12",
        "vdout13",
        "vdout14",
        "vdout15",
        "vdout16",
        "vdout17",
        "vdout18",
        "vdout19",
        "vdout20",
        "vdout21",
        "vdout22",
        "vdout23",
        "vdin0",
        "vdin1",
        "vdin2",
        "vdin3",
        "vdin4",
        "vdin5",
        "vdin6",
        "vdin7",
        "spi0_mosi",
        "spi0_miso",
        "spi0_ss",
        "spi0_clk",
        "spi0_ssb",
        "sd0_clk",
        "sd0_cmd",
        "sd0_wp",
        "sd0_data0",
        "sd0_data1",
        "sd0_data2",
        "sd0_data3",
        "sd1_data0",
        "sd1_data1",
        "sd1_data2",
        "sd1_data3",
        "sd1_data4",
        "sd1_data5",
        "sd1_data6",
        "sd1_data7",
        "i2c0_scl",
        "i2c0_sda",
        "i2c1_scl",
        "i2c1_sda",
        "i2c2_scl",
        "i2c2_sda",
        "uart0_rts",
        "uart0_txd",
        "uart0_cts",
        "uart0_rxd",
        "uart1_rts",
        "uart1_txd",
        "uart1_cts",
        "uart1_rxd",
        "uart2_rts",
        "uart2_txd",
        "uart2_cts",
        "uart2_rxd",
        "sd2_wp",
        "sd2_cmd",
        "sd2_clk",
        "sd2_pwr",
        "sd1_clk",
        "sd1_cmd",
        "sd1_pwr",
        "sd1_wp",
        "sd1_cd",
        "pwmout1",
        "pwmout0",
};

static int wm8850_pinctrl_probe(struct platform_device *pdev)
{
        struct wmt_pinctrl_data *data;

        data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
        if (!data)
                return -ENOMEM;

        data->banks = wm8850_banks;
        data->nbanks = ARRAY_SIZE(wm8850_banks);
        data->pins = wm8850_pins;
        data->npins = ARRAY_SIZE(wm8850_pins);
        data->groups = wm8850_groups;
        data->ngroups = ARRAY_SIZE(wm8850_groups);

        return wmt_pinctrl_probe(pdev, data);
}

static const struct of_device_id wmt_pinctrl_of_match[] = {
        { .compatible = "wm,wm8850-pinctrl" },
        { /* sentinel */ },
};

static struct platform_driver wmt_pinctrl_driver = {
        .probe  = wm8850_pinctrl_probe,
        .driver = {
                .name   = "pinctrl-wm8850",
                .of_match_table = wmt_pinctrl_of_match,
                .suppress_bind_attrs = true,
        },
};
builtin_platform_driver(wmt_pinctrl_driver);