Quelle  pinctrl-wm8650.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Pinctrl data for Wondermedia WM8650 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 wm8650_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 */
};

/* 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_SUSGPIO0 WMT_PIN(0, 21)
#define WMT_PIN_SD0CD  WMT_PIN(0, 28)
#define WMT_PIN_SD1CD  WMT_PIN(0, 29)
#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_I2C1SCL  WMT_PIN(2, 12)
#define WMT_PIN_I2C1SDA  WMT_PIN(2, 13)
#define WMT_PIN_SPI0MOSI WMT_PIN(2, 24)
#define WMT_PIN_SPI0MISO WMT_PIN(2, 25)
#define WMT_PIN_SPI0SS0  WMT_PIN(2, 26)
#define WMT_PIN_SPI0CLK  WMT_PIN(2, 27)
#define WMT_PIN_SD0DATA0 WMT_PIN(3, 8)
#define WMT_PIN_SD0DATA1 WMT_PIN(3, 9)
#define WMT_PIN_SD0DATA2 WMT_PIN(3, 10)
#define WMT_PIN_SD0DATA3 WMT_PIN(3, 11)
#define WMT_PIN_SD0CLK  WMT_PIN(3, 12)
#define WMT_PIN_SD0WP  WMT_PIN(3, 13)
#define WMT_PIN_SD0CMD  WMT_PIN(3, 14)
#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_I2C0SCL  WMT_PIN(5, 8)
#define WMT_PIN_I2C0SDA  WMT_PIN(5, 9)
#define WMT_PIN_UART0RTS WMT_PIN(5, 16)
#define WMT_PIN_UART0TXD WMT_PIN(5, 17)
#define WMT_PIN_UART0CTS WMT_PIN(5, 18)
#define WMT_PIN_UART0RXD WMT_PIN(5, 19)
#define WMT_PIN_UART1RTS WMT_PIN(5, 20)
#define WMT_PIN_UART1TXD WMT_PIN(5, 21)
#define WMT_PIN_UART1CTS WMT_PIN(5, 22)
#define WMT_PIN_UART1RXD WMT_PIN(5, 23)
#define WMT_PIN_UART2RTS WMT_PIN(5, 24)
#define WMT_PIN_UART2TXD WMT_PIN(5, 25)
#define WMT_PIN_UART2CTS WMT_PIN(5, 26)
#define WMT_PIN_UART2RXD WMT_PIN(5, 27)
#define WMT_PIN_UART3RTS WMT_PIN(5, 28)
#define WMT_PIN_UART3TXD WMT_PIN(5, 29)
#define WMT_PIN_UART3CTS WMT_PIN(5, 30)
#define WMT_PIN_UART3RXD WMT_PIN(5, 31)
#define WMT_PIN_KPADROW0 WMT_PIN(6, 16)
#define WMT_PIN_KPADROW1 WMT_PIN(6, 17)
#define WMT_PIN_KPADCOL0 WMT_PIN(6, 18)
#define WMT_PIN_KPADCOL1 WMT_PIN(6, 19)
#define WMT_PIN_SD1CLK  WMT_PIN(7, 0)
#define WMT_PIN_SD1CMD  WMT_PIN(7, 1)
#define WMT_PIN_SD1WP  WMT_PIN(7, 13)

static const struct pinctrl_pin_desc wm8650_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_SUSGPIO0, "susgpio0"),
 PINCTRL_PIN(WMT_PIN_SD0CD, "sd0_cd"),
 PINCTRL_PIN(WMT_PIN_SD1CD, "sd1_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_I2C1SCL, "i2c1_scl"),
 PINCTRL_PIN(WMT_PIN_I2C1SDA, "i2c1_sda"),
 PINCTRL_PIN(WMT_PIN_SPI0MOSI, "spi0_mosi"),
 PINCTRL_PIN(WMT_PIN_SPI0MISO, "spi0_miso"),
 PINCTRL_PIN(WMT_PIN_SPI0SS0, "spi0_ss0"),
 PINCTRL_PIN(WMT_PIN_SPI0CLK, "spi0_clk"),
 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_SD0CLK, "sd0_clk"),
 PINCTRL_PIN(WMT_PIN_SD0WP, "sd0_wp"),
 PINCTRL_PIN(WMT_PIN_SD0CMD, "sd0_cmd"),
 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_I2C0SCL, "i2c0_scl"),
 PINCTRL_PIN(WMT_PIN_I2C0SDA, "i2c0_sda"),
 PINCTRL_PIN(WMT_PIN_UART0RTS, "uart0_rts"),
 PINCTRL_PIN(WMT_PIN_UART0TXD, "uart0_txd"),
 PINCTRL_PIN(WMT_PIN_UART0CTS, "uart0_cts"),
 PINCTRL_PIN(WMT_PIN_UART0RXD, "uart0_rxd"),
 PINCTRL_PIN(WMT_PIN_UART1RTS, "uart1_rts"),
 PINCTRL_PIN(WMT_PIN_UART1TXD, "uart1_txd"),
 PINCTRL_PIN(WMT_PIN_UART1CTS, "uart1_cts"),
 PINCTRL_PIN(WMT_PIN_UART1RXD, "uart1_rxd"),
 PINCTRL_PIN(WMT_PIN_UART2RTS, "uart2_rts"),
 PINCTRL_PIN(WMT_PIN_UART2TXD, "uart2_txd"),
 PINCTRL_PIN(WMT_PIN_UART2CTS, "uart2_cts"),
 PINCTRL_PIN(WMT_PIN_UART2RXD, "uart2_rxd"),
 PINCTRL_PIN(WMT_PIN_UART3RTS, "uart3_rts"),
 PINCTRL_PIN(WMT_PIN_UART3TXD, "uart3_txd"),
 PINCTRL_PIN(WMT_PIN_UART3CTS, "uart3_cts"),
 PINCTRL_PIN(WMT_PIN_UART3RXD, "uart3_rxd"),
 PINCTRL_PIN(WMT_PIN_KPADROW0, "kpadrow0"),
 PINCTRL_PIN(WMT_PIN_KPADROW1, "kpadrow1"),
 PINCTRL_PIN(WMT_PIN_KPADCOL0, "kpadcol0"),
 PINCTRL_PIN(WMT_PIN_KPADCOL1, "kpadcol1"),
 PINCTRL_PIN(WMT_PIN_SD1CLK, "sd1_clk"),
 PINCTRL_PIN(WMT_PIN_SD1CMD, "sd1_cmd"),
 PINCTRL_PIN(WMT_PIN_SD1WP, "sd1_wp"),
};

/* Order of these names must match the above list */
static const char * const wm8650_groups[] = {
 "extgpio0",
 "extgpio1",
 "extgpio2",
 "extgpio3",
 "extgpio4",
 "extgpio5",
 "extgpio6",
 "extgpio7",
 "wakeup0",
 "wakeup1",
 "susgpio0",
 "sd0_cd",
 "sd1_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",
 "i2c1_scl",
 "i2c1_sda",
 "spi0_mosi",
 "spi0_miso",
 "spi0_ss0",
 "spi0_clk",
 "sd0_data0",
 "sd0_data1",
 "sd0_data2",
 "sd0_data3",
 "sd0_clk",
 "sd0_wp",
 "sd0_cmd",
 "sd1_data0",
 "sd1_data1",
 "sd1_data2",
 "sd1_data3",
 "sd1_data4",
 "sd1_data5",
 "sd1_data6",
 "sd1_data7",
 "i2c0_scl",
 "i2c0_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",
 "uart3_rts",
 "uart3_txd",
 "uart3_cts",
 "uart3_rxd",
 "kpadrow0",
 "kpadrow1",
 "kpadcol0",
 "kpadcol1",
 "sd1_clk",
 "sd1_cmd",
 "sd1_wp",
};

static int wm8650_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 = wm8650_banks;
 data->nbanks = ARRAY_SIZE(wm8650_banks);
 data->pins = wm8650_pins;
 data->npins = ARRAY_SIZE(wm8650_pins);
 data->groups = wm8650_groups;
 data->ngroups = ARRAY_SIZE(wm8650_groups);

 return wmt_pinctrl_probe(pdev, data);
}

static const struct of_device_id wmt_pinctrl_of_match[] = {
 { .compatible = "wm,wm8650-pinctrl" },
 { /* sentinel */ },
};

static struct platform_driver wmt_pinctrl_driver = {
 .probe = wm8650_pinctrl_probe,
 .driver = {
  .name = "pinctrl-wm8650",
  .of_match_table = wmt_pinctrl_of_match,
  .suppress_bind_attrs = true,
 },
};
builtin_platform_driver(wmt_pinctrl_driver);