396 lines
12 KiB
C
396 lines
12 KiB
C
/*
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* Pinctrl data for Wondermedia WM8750 SoC
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*
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* Copyright (c) 2013 Tony Prisk <linux@prisktech.co.nz>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#include <linux/io.h>
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#include <linux/init.h>
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#include <linux/pinctrl/pinctrl.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include "pinctrl-wmt.h"
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/*
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* Describe the register offsets within the GPIO memory space
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* The dedicated external GPIO's should always be listed in bank 0
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* so they are exported in the 0..31 range which is what users
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* expect.
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*
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* Do not reorder these banks as it will change the pin numbering
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*/
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static const struct wmt_pinctrl_bank_registers wm8750_banks[] = {
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WMT_PINCTRL_BANK(0x40, 0x80, 0xC0, 0x00, 0x480, 0x4C0), /* 0 */
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WMT_PINCTRL_BANK(0x44, 0x84, 0xC4, 0x04, 0x484, 0x4C4), /* 1 */
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WMT_PINCTRL_BANK(0x48, 0x88, 0xC8, 0x08, 0x488, 0x4C8), /* 2 */
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WMT_PINCTRL_BANK(0x4C, 0x8C, 0xCC, 0x0C, 0x48C, 0x4CC), /* 3 */
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WMT_PINCTRL_BANK(0x50, 0x90, 0xD0, 0x10, 0x490, 0x4D0), /* 4 */
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WMT_PINCTRL_BANK(0x54, 0x94, 0xD4, 0x14, 0x494, 0x4D4), /* 5 */
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WMT_PINCTRL_BANK(0x58, 0x98, 0xD8, 0x18, 0x498, 0x4D8), /* 6 */
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WMT_PINCTRL_BANK(0x5C, 0x9C, 0xDC, 0x1C, 0x49C, 0x4DC), /* 7 */
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WMT_PINCTRL_BANK(0x60, 0xA0, 0xE0, 0x20, 0x4A0, 0x4E0), /* 8 */
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WMT_PINCTRL_BANK(0x70, 0xB0, 0xF0, 0x30, 0x4B0, 0x4F0), /* 9 */
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WMT_PINCTRL_BANK(0x7C, 0xBC, 0xDC, 0x3C, 0x4BC, 0x4FC), /* 10 */
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};
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/* Please keep sorted by bank/bit */
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#define WMT_PIN_EXTGPIO0 WMT_PIN(0, 0)
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#define WMT_PIN_EXTGPIO1 WMT_PIN(0, 1)
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#define WMT_PIN_EXTGPIO2 WMT_PIN(0, 2)
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#define WMT_PIN_EXTGPIO3 WMT_PIN(0, 3)
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#define WMT_PIN_EXTGPIO4 WMT_PIN(0, 4)
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#define WMT_PIN_EXTGPIO5 WMT_PIN(0, 5)
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#define WMT_PIN_EXTGPIO6 WMT_PIN(0, 6)
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#define WMT_PIN_EXTGPIO7 WMT_PIN(0, 7)
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#define WMT_PIN_WAKEUP0 WMT_PIN(0, 16)
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#define WMT_PIN_WAKEUP1 WMT_PIN(0, 17)
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#define WMT_PIN_SD0CD WMT_PIN(0, 28)
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#define WMT_PIN_VDOUT0 WMT_PIN(1, 0)
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#define WMT_PIN_VDOUT1 WMT_PIN(1, 1)
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#define WMT_PIN_VDOUT2 WMT_PIN(1, 2)
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#define WMT_PIN_VDOUT3 WMT_PIN(1, 3)
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#define WMT_PIN_VDOUT4 WMT_PIN(1, 4)
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#define WMT_PIN_VDOUT5 WMT_PIN(1, 5)
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#define WMT_PIN_VDOUT6 WMT_PIN(1, 6)
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#define WMT_PIN_VDOUT7 WMT_PIN(1, 7)
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#define WMT_PIN_VDOUT8 WMT_PIN(1, 8)
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#define WMT_PIN_VDOUT9 WMT_PIN(1, 9)
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#define WMT_PIN_VDOUT10 WMT_PIN(1, 10)
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#define WMT_PIN_VDOUT11 WMT_PIN(1, 11)
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#define WMT_PIN_VDOUT12 WMT_PIN(1, 12)
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#define WMT_PIN_VDOUT13 WMT_PIN(1, 13)
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#define WMT_PIN_VDOUT14 WMT_PIN(1, 14)
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#define WMT_PIN_VDOUT15 WMT_PIN(1, 15)
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#define WMT_PIN_VDOUT16 WMT_PIN(1, 16)
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#define WMT_PIN_VDOUT17 WMT_PIN(1, 17)
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#define WMT_PIN_VDOUT18 WMT_PIN(1, 18)
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#define WMT_PIN_VDOUT19 WMT_PIN(1, 19)
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#define WMT_PIN_VDOUT20 WMT_PIN(1, 20)
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#define WMT_PIN_VDOUT21 WMT_PIN(1, 21)
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#define WMT_PIN_VDOUT22 WMT_PIN(1, 22)
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#define WMT_PIN_VDOUT23 WMT_PIN(1, 23)
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#define WMT_PIN_VDIN0 WMT_PIN(2, 0)
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#define WMT_PIN_VDIN1 WMT_PIN(2, 1)
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#define WMT_PIN_VDIN2 WMT_PIN(2, 2)
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#define WMT_PIN_VDIN3 WMT_PIN(2, 3)
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#define WMT_PIN_VDIN4 WMT_PIN(2, 4)
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#define WMT_PIN_VDIN5 WMT_PIN(2, 5)
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#define WMT_PIN_VDIN6 WMT_PIN(2, 6)
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#define WMT_PIN_VDIN7 WMT_PIN(2, 7)
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#define WMT_PIN_SPI0_MOSI WMT_PIN(2, 24)
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#define WMT_PIN_SPI0_MISO WMT_PIN(2, 25)
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#define WMT_PIN_SPI0_SS WMT_PIN(2, 26)
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#define WMT_PIN_SPI0_CLK WMT_PIN(2, 27)
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#define WMT_PIN_SPI0_SSB WMT_PIN(2, 28)
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#define WMT_PIN_SD0CLK WMT_PIN(3, 17)
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#define WMT_PIN_SD0CMD WMT_PIN(3, 18)
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#define WMT_PIN_SD0WP WMT_PIN(3, 19)
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#define WMT_PIN_SD0DATA0 WMT_PIN(3, 20)
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#define WMT_PIN_SD0DATA1 WMT_PIN(3, 21)
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#define WMT_PIN_SD0DATA2 WMT_PIN(3, 22)
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#define WMT_PIN_SD0DATA3 WMT_PIN(3, 23)
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#define WMT_PIN_SD1DATA0 WMT_PIN(3, 24)
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#define WMT_PIN_SD1DATA1 WMT_PIN(3, 25)
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#define WMT_PIN_SD1DATA2 WMT_PIN(3, 26)
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#define WMT_PIN_SD1DATA3 WMT_PIN(3, 27)
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#define WMT_PIN_SD1DATA4 WMT_PIN(3, 28)
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#define WMT_PIN_SD1DATA5 WMT_PIN(3, 29)
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#define WMT_PIN_SD1DATA6 WMT_PIN(3, 30)
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#define WMT_PIN_SD1DATA7 WMT_PIN(3, 31)
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#define WMT_PIN_I2C0_SCL WMT_PIN(5, 8)
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#define WMT_PIN_I2C0_SDA WMT_PIN(5, 9)
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#define WMT_PIN_I2C1_SCL WMT_PIN(5, 10)
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#define WMT_PIN_I2C1_SDA WMT_PIN(5, 11)
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#define WMT_PIN_I2C2_SCL WMT_PIN(5, 12)
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#define WMT_PIN_I2C2_SDA WMT_PIN(5, 13)
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#define WMT_PIN_UART0_RTS WMT_PIN(5, 16)
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#define WMT_PIN_UART0_TXD WMT_PIN(5, 17)
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#define WMT_PIN_UART0_CTS WMT_PIN(5, 18)
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#define WMT_PIN_UART0_RXD WMT_PIN(5, 19)
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#define WMT_PIN_UART1_RTS WMT_PIN(5, 20)
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#define WMT_PIN_UART1_TXD WMT_PIN(5, 21)
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#define WMT_PIN_UART1_CTS WMT_PIN(5, 22)
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#define WMT_PIN_UART1_RXD WMT_PIN(5, 23)
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#define WMT_PIN_UART2_RTS WMT_PIN(5, 24)
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#define WMT_PIN_UART2_TXD WMT_PIN(5, 25)
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#define WMT_PIN_UART2_CTS WMT_PIN(5, 26)
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#define WMT_PIN_UART2_RXD WMT_PIN(5, 27)
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#define WMT_PIN_UART3_RTS WMT_PIN(5, 28)
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#define WMT_PIN_UART3_TXD WMT_PIN(5, 29)
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#define WMT_PIN_UART3_CTS WMT_PIN(5, 30)
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#define WMT_PIN_UART3_RXD WMT_PIN(5, 31)
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#define WMT_PIN_SD2CD WMT_PIN(6, 0)
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#define WMT_PIN_SD2DATA3 WMT_PIN(6, 1)
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#define WMT_PIN_SD2DATA0 WMT_PIN(6, 2)
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#define WMT_PIN_SD2WP WMT_PIN(6, 3)
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#define WMT_PIN_SD2DATA1 WMT_PIN(6, 4)
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#define WMT_PIN_SD2DATA2 WMT_PIN(6, 5)
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#define WMT_PIN_SD2CMD WMT_PIN(6, 6)
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#define WMT_PIN_SD2CLK WMT_PIN(6, 7)
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#define WMT_PIN_SD2PWR WMT_PIN(6, 9)
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#define WMT_PIN_SD1CLK WMT_PIN(7, 0)
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#define WMT_PIN_SD1CMD WMT_PIN(7, 1)
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#define WMT_PIN_SD1PWR WMT_PIN(7, 10)
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#define WMT_PIN_SD1WP WMT_PIN(7, 11)
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#define WMT_PIN_SD1CD WMT_PIN(7, 12)
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#define WMT_PIN_SPI0SS3 WMT_PIN(7, 24)
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#define WMT_PIN_SPI0SS2 WMT_PIN(7, 25)
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#define WMT_PIN_PWMOUT1 WMT_PIN(7, 26)
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#define WMT_PIN_PWMOUT0 WMT_PIN(7, 27)
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static const struct pinctrl_pin_desc wm8750_pins[] = {
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PINCTRL_PIN(WMT_PIN_EXTGPIO0, "extgpio0"),
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PINCTRL_PIN(WMT_PIN_EXTGPIO1, "extgpio1"),
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PINCTRL_PIN(WMT_PIN_EXTGPIO2, "extgpio2"),
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PINCTRL_PIN(WMT_PIN_EXTGPIO3, "extgpio3"),
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PINCTRL_PIN(WMT_PIN_EXTGPIO4, "extgpio4"),
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PINCTRL_PIN(WMT_PIN_EXTGPIO5, "extgpio5"),
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PINCTRL_PIN(WMT_PIN_EXTGPIO6, "extgpio6"),
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PINCTRL_PIN(WMT_PIN_EXTGPIO7, "extgpio7"),
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PINCTRL_PIN(WMT_PIN_WAKEUP0, "wakeup0"),
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PINCTRL_PIN(WMT_PIN_WAKEUP1, "wakeup1"),
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PINCTRL_PIN(WMT_PIN_SD0CD, "sd0_cd"),
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PINCTRL_PIN(WMT_PIN_VDOUT0, "vdout0"),
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PINCTRL_PIN(WMT_PIN_VDOUT1, "vdout1"),
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PINCTRL_PIN(WMT_PIN_VDOUT2, "vdout2"),
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PINCTRL_PIN(WMT_PIN_VDOUT3, "vdout3"),
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PINCTRL_PIN(WMT_PIN_VDOUT4, "vdout4"),
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PINCTRL_PIN(WMT_PIN_VDOUT5, "vdout5"),
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PINCTRL_PIN(WMT_PIN_VDOUT6, "vdout6"),
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PINCTRL_PIN(WMT_PIN_VDOUT7, "vdout7"),
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PINCTRL_PIN(WMT_PIN_VDOUT8, "vdout8"),
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PINCTRL_PIN(WMT_PIN_VDOUT9, "vdout9"),
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PINCTRL_PIN(WMT_PIN_VDOUT10, "vdout10"),
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PINCTRL_PIN(WMT_PIN_VDOUT11, "vdout11"),
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PINCTRL_PIN(WMT_PIN_VDOUT12, "vdout12"),
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PINCTRL_PIN(WMT_PIN_VDOUT13, "vdout13"),
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PINCTRL_PIN(WMT_PIN_VDOUT14, "vdout14"),
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PINCTRL_PIN(WMT_PIN_VDOUT15, "vdout15"),
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PINCTRL_PIN(WMT_PIN_VDOUT16, "vdout16"),
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PINCTRL_PIN(WMT_PIN_VDOUT17, "vdout17"),
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PINCTRL_PIN(WMT_PIN_VDOUT18, "vdout18"),
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PINCTRL_PIN(WMT_PIN_VDOUT19, "vdout19"),
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PINCTRL_PIN(WMT_PIN_VDOUT20, "vdout20"),
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PINCTRL_PIN(WMT_PIN_VDOUT21, "vdout21"),
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PINCTRL_PIN(WMT_PIN_VDOUT22, "vdout22"),
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PINCTRL_PIN(WMT_PIN_VDOUT23, "vdout23"),
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PINCTRL_PIN(WMT_PIN_VDIN0, "vdin0"),
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PINCTRL_PIN(WMT_PIN_VDIN1, "vdin1"),
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PINCTRL_PIN(WMT_PIN_VDIN2, "vdin2"),
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PINCTRL_PIN(WMT_PIN_VDIN3, "vdin3"),
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PINCTRL_PIN(WMT_PIN_VDIN4, "vdin4"),
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PINCTRL_PIN(WMT_PIN_VDIN5, "vdin5"),
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PINCTRL_PIN(WMT_PIN_VDIN6, "vdin6"),
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PINCTRL_PIN(WMT_PIN_VDIN7, "vdin7"),
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PINCTRL_PIN(WMT_PIN_SPI0_MOSI, "spi0_mosi"),
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PINCTRL_PIN(WMT_PIN_SPI0_MISO, "spi0_miso"),
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PINCTRL_PIN(WMT_PIN_SPI0_SS, "spi0_ss"),
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PINCTRL_PIN(WMT_PIN_SPI0_CLK, "spi0_clk"),
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PINCTRL_PIN(WMT_PIN_SPI0_SSB, "spi0_ssb"),
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PINCTRL_PIN(WMT_PIN_SD0CLK, "sd0_clk"),
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PINCTRL_PIN(WMT_PIN_SD0CMD, "sd0_cmd"),
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PINCTRL_PIN(WMT_PIN_SD0WP, "sd0_wp"),
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PINCTRL_PIN(WMT_PIN_SD0DATA0, "sd0_data0"),
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PINCTRL_PIN(WMT_PIN_SD0DATA1, "sd0_data1"),
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PINCTRL_PIN(WMT_PIN_SD0DATA2, "sd0_data2"),
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PINCTRL_PIN(WMT_PIN_SD0DATA3, "sd0_data3"),
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PINCTRL_PIN(WMT_PIN_SD1DATA0, "sd1_data0"),
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PINCTRL_PIN(WMT_PIN_SD1DATA1, "sd1_data1"),
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PINCTRL_PIN(WMT_PIN_SD1DATA2, "sd1_data2"),
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PINCTRL_PIN(WMT_PIN_SD1DATA3, "sd1_data3"),
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PINCTRL_PIN(WMT_PIN_SD1DATA4, "sd1_data4"),
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PINCTRL_PIN(WMT_PIN_SD1DATA5, "sd1_data5"),
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PINCTRL_PIN(WMT_PIN_SD1DATA6, "sd1_data6"),
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PINCTRL_PIN(WMT_PIN_SD1DATA7, "sd1_data7"),
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PINCTRL_PIN(WMT_PIN_I2C0_SCL, "i2c0_scl"),
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PINCTRL_PIN(WMT_PIN_I2C0_SDA, "i2c0_sda"),
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PINCTRL_PIN(WMT_PIN_I2C1_SCL, "i2c1_scl"),
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PINCTRL_PIN(WMT_PIN_I2C1_SDA, "i2c1_sda"),
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PINCTRL_PIN(WMT_PIN_I2C2_SCL, "i2c2_scl"),
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PINCTRL_PIN(WMT_PIN_I2C2_SDA, "i2c2_sda"),
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PINCTRL_PIN(WMT_PIN_UART0_RTS, "uart0_rts"),
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PINCTRL_PIN(WMT_PIN_UART0_TXD, "uart0_txd"),
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PINCTRL_PIN(WMT_PIN_UART0_CTS, "uart0_cts"),
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PINCTRL_PIN(WMT_PIN_UART0_RXD, "uart0_rxd"),
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PINCTRL_PIN(WMT_PIN_UART1_RTS, "uart1_rts"),
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PINCTRL_PIN(WMT_PIN_UART1_TXD, "uart1_txd"),
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PINCTRL_PIN(WMT_PIN_UART1_CTS, "uart1_cts"),
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PINCTRL_PIN(WMT_PIN_UART1_RXD, "uart1_rxd"),
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PINCTRL_PIN(WMT_PIN_UART2_RTS, "uart2_rts"),
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PINCTRL_PIN(WMT_PIN_UART2_TXD, "uart2_txd"),
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PINCTRL_PIN(WMT_PIN_UART2_CTS, "uart2_cts"),
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PINCTRL_PIN(WMT_PIN_UART2_RXD, "uart2_rxd"),
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PINCTRL_PIN(WMT_PIN_UART3_RTS, "uart3_rts"),
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PINCTRL_PIN(WMT_PIN_UART3_TXD, "uart3_txd"),
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PINCTRL_PIN(WMT_PIN_UART3_CTS, "uart3_cts"),
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PINCTRL_PIN(WMT_PIN_UART3_RXD, "uart3_rxd"),
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PINCTRL_PIN(WMT_PIN_SD2CD, "sd2_cd"),
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PINCTRL_PIN(WMT_PIN_SD2DATA3, "sd2_data3"),
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PINCTRL_PIN(WMT_PIN_SD2DATA0, "sd2_data0"),
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PINCTRL_PIN(WMT_PIN_SD2WP, "sd2_wp"),
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PINCTRL_PIN(WMT_PIN_SD2DATA1, "sd2_data1"),
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PINCTRL_PIN(WMT_PIN_SD2DATA2, "sd2_data2"),
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PINCTRL_PIN(WMT_PIN_SD2CMD, "sd2_cmd"),
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PINCTRL_PIN(WMT_PIN_SD2CLK, "sd2_clk"),
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PINCTRL_PIN(WMT_PIN_SD2PWR, "sd2_pwr"),
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PINCTRL_PIN(WMT_PIN_SD1CLK, "sd1_clk"),
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PINCTRL_PIN(WMT_PIN_SD1CMD, "sd1_cmd"),
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PINCTRL_PIN(WMT_PIN_SD1PWR, "sd1_pwr"),
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PINCTRL_PIN(WMT_PIN_SD1WP, "sd1_wp"),
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PINCTRL_PIN(WMT_PIN_SD1CD, "sd1_cd"),
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PINCTRL_PIN(WMT_PIN_SPI0SS3, "spi0_ss3"),
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PINCTRL_PIN(WMT_PIN_SPI0SS2, "spi0_ss2"),
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PINCTRL_PIN(WMT_PIN_PWMOUT1, "pwmout1"),
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PINCTRL_PIN(WMT_PIN_PWMOUT0, "pwmout0"),
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};
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/* Order of these names must match the above list */
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static const char * const wm8750_groups[] = {
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"extgpio0",
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"extgpio1",
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"extgpio2",
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"extgpio3",
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"extgpio4",
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"extgpio5",
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"extgpio6",
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"extgpio7",
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"wakeup0",
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"wakeup1",
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"sd0_cd",
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"vdout0",
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"vdout1",
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"vdout2",
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"vdout3",
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"vdout4",
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"vdout5",
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"vdout6",
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"vdout7",
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"vdout8",
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"vdout9",
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"vdout10",
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"vdout11",
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"vdout12",
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"vdout13",
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"vdout14",
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"vdout15",
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"vdout16",
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"vdout17",
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"vdout18",
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"vdout19",
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"vdout20",
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"vdout21",
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"vdout22",
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"vdout23",
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"vdin0",
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"vdin1",
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"vdin2",
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"vdin3",
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"vdin4",
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"vdin5",
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"vdin6",
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"vdin7",
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"spi0_mosi",
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"spi0_miso",
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"spi0_ss",
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"spi0_clk",
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"spi0_ssb",
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"sd0_clk",
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"sd0_cmd",
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"sd0_wp",
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"sd0_data0",
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"sd0_data1",
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"sd0_data2",
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"sd0_data3",
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"sd1_data0",
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"sd1_data1",
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"sd1_data2",
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"sd1_data3",
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"sd1_data4",
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"sd1_data5",
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"sd1_data6",
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"sd1_data7",
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"i2c0_scl",
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"i2c0_sda",
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"i2c1_scl",
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"i2c1_sda",
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"i2c2_scl",
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"i2c2_sda",
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"uart0_rts",
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"uart0_txd",
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"uart0_cts",
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"uart0_rxd",
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"uart1_rts",
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"uart1_txd",
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"uart1_cts",
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"uart1_rxd",
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"uart2_rts",
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"uart2_txd",
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"uart2_cts",
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"uart2_rxd",
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"uart3_rts",
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|
"uart3_txd",
|
|
"uart3_cts",
|
|
"uart3_rxd",
|
|
"sd2_cd",
|
|
"sd2_data3",
|
|
"sd2_data0",
|
|
"sd2_wp",
|
|
"sd2_data1",
|
|
"sd2_data2",
|
|
"sd2_cmd",
|
|
"sd2_clk",
|
|
"sd2_pwr",
|
|
"sd1_clk",
|
|
"sd1_cmd",
|
|
"sd1_pwr",
|
|
"sd1_wp",
|
|
"sd1_cd",
|
|
"spi0_ss3",
|
|
"spi0_ss2",
|
|
"pwmout1",
|
|
"pwmout0",
|
|
};
|
|
|
|
static int wm8750_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 = wm8750_banks;
|
|
data->nbanks = ARRAY_SIZE(wm8750_banks);
|
|
data->pins = wm8750_pins;
|
|
data->npins = ARRAY_SIZE(wm8750_pins);
|
|
data->groups = wm8750_groups;
|
|
data->ngroups = ARRAY_SIZE(wm8750_groups);
|
|
|
|
return wmt_pinctrl_probe(pdev, data);
|
|
}
|
|
|
|
static const struct of_device_id wmt_pinctrl_of_match[] = {
|
|
{ .compatible = "wm,wm8750-pinctrl" },
|
|
{ /* sentinel */ },
|
|
};
|
|
|
|
static struct platform_driver wmt_pinctrl_driver = {
|
|
.probe = wm8750_pinctrl_probe,
|
|
.driver = {
|
|
.name = "pinctrl-wm8750",
|
|
.of_match_table = wmt_pinctrl_of_match,
|
|
.suppress_bind_attrs = true,
|
|
},
|
|
};
|
|
builtin_platform_driver(wmt_pinctrl_driver);
|