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Open Menu /drivers/pinctrl/freescale/pinctrl-imx21.c
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/*
 * i.MX21 pinctrl driver based on imx pinmux core
 *
 * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/pinctrl/pinctrl.h>

#include "pinctrl-imx1.h"

#define PAD_ID(port, pin)	((port) * 32 + (pin))
#define PA	0
#define PB	1
#define PC	2
#define PD	3
#define PE	4
#define PF	5

enum imx21_pads {
	MX21_PAD_LSCLK		= PAD_ID(PA, 5),
	MX21_PAD_LD0		= PAD_ID(PA, 6),
	MX21_PAD_LD1		= PAD_ID(PA, 7),
	MX21_PAD_LD2		= PAD_ID(PA, 8),
	MX21_PAD_LD3		= PAD_ID(PA, 9),
	MX21_PAD_LD4		= PAD_ID(PA, 10),
	MX21_PAD_LD5		= PAD_ID(PA, 11),
	MX21_PAD_LD6		= PAD_ID(PA, 12),
	MX21_PAD_LD7		= PAD_ID(PA, 13),
	MX21_PAD_LD8		= PAD_ID(PA, 14),
	MX21_PAD_LD9		= PAD_ID(PA, 15),
	MX21_PAD_LD10		= PAD_ID(PA, 16),
	MX21_PAD_LD11		= PAD_ID(PA, 17),
	MX21_PAD_LD12		= PAD_ID(PA, 18),
	MX21_PAD_LD13		= PAD_ID(PA, 19),
	MX21_PAD_LD14		= PAD_ID(PA, 20),
	MX21_PAD_LD15		= PAD_ID(PA, 21),
	MX21_PAD_LD16		= PAD_ID(PA, 22),
	MX21_PAD_LD17		= PAD_ID(PA, 23),
	MX21_PAD_REV		= PAD_ID(PA, 24),
	MX21_PAD_CLS		= PAD_ID(PA, 25),
	MX21_PAD_PS		= PAD_ID(PA, 26),
	MX21_PAD_SPL_SPR	= PAD_ID(PA, 27),
	MX21_PAD_HSYNC		= PAD_ID(PA, 28),
	MX21_PAD_VSYNC		= PAD_ID(PA, 29),
	MX21_PAD_CONTRAST	= PAD_ID(PA, 30),
	MX21_PAD_OE_ACD		= PAD_ID(PA, 31),
	MX21_PAD_SD2_D0		= PAD_ID(PB, 4),
	MX21_PAD_SD2_D1		= PAD_ID(PB, 5),
	MX21_PAD_SD2_D2		= PAD_ID(PB, 6),
	MX21_PAD_SD2_D3		= PAD_ID(PB, 7),
	MX21_PAD_SD2_CMD	= PAD_ID(PB, 8),
	MX21_PAD_SD2_CLK	= PAD_ID(PB, 9),
	MX21_PAD_CSI_D0		= PAD_ID(PB, 10),
	MX21_PAD_CSI_D1		= PAD_ID(PB, 11),
	MX21_PAD_CSI_D2		= PAD_ID(PB, 12),
	MX21_PAD_CSI_D3		= PAD_ID(PB, 13),
	MX21_PAD_CSI_D4		= PAD_ID(PB, 14),
	MX21_PAD_CSI_MCLK	= PAD_ID(PB, 15),
	MX21_PAD_CSI_PIXCLK	= PAD_ID(PB, 16),
	MX21_PAD_CSI_D5		= PAD_ID(PB, 17),
	MX21_PAD_CSI_D6		= PAD_ID(PB, 18),
	MX21_PAD_CSI_D7		= PAD_ID(PB, 19),
	MX21_PAD_CSI_VSYNC	= PAD_ID(PB, 20),
	MX21_PAD_CSI_HSYNC	= PAD_ID(PB, 21),
	MX21_PAD_USB_BYP	= PAD_ID(PB, 22),
	MX21_PAD_USB_PWR	= PAD_ID(PB, 23),
	MX21_PAD_USB_OC		= PAD_ID(PB, 24),
	MX21_PAD_USBH_ON	= PAD_ID(PB, 25),
	MX21_PAD_USBH1_FS	= PAD_ID(PB, 26),
	MX21_PAD_USBH1_OE	= PAD_ID(PB, 27),
	MX21_PAD_USBH1_TXDM	= PAD_ID(PB, 28),
	MX21_PAD_USBH1_TXDP	= PAD_ID(PB, 29),
	MX21_PAD_USBH1_RXDM	= PAD_ID(PB, 30),
	MX21_PAD_USBH1_RXDP	= PAD_ID(PB, 31),
	MX21_PAD_USBG_SDA	= PAD_ID(PC, 5),
	MX21_PAD_USBG_SCL	= PAD_ID(PC, 6),
	MX21_PAD_USBG_ON	= PAD_ID(PC, 7),
	MX21_PAD_USBG_FS	= PAD_ID(PC, 8),
	MX21_PAD_USBG_OE	= PAD_ID(PC, 9),
	MX21_PAD_USBG_TXDM	= PAD_ID(PC, 10),
	MX21_PAD_USBG_TXDP	= PAD_ID(PC, 11),
	MX21_PAD_USBG_RXDM	= PAD_ID(PC, 12),
	MX21_PAD_USBG_RXDP	= PAD_ID(PC, 13),
	MX21_PAD_TOUT		= PAD_ID(PC, 14),
	MX21_PAD_TIN		= PAD_ID(PC, 15),
	MX21_PAD_SAP_FS		= PAD_ID(PC, 16),
	MX21_PAD_SAP_RXD	= PAD_ID(PC, 17),
	MX21_PAD_SAP_TXD	= PAD_ID(PC, 18),
	MX21_PAD_SAP_CLK	= PAD_ID(PC, 19),
	MX21_PAD_SSI1_FS	= PAD_ID(PC, 20),
	MX21_PAD_SSI1_RXD	= PAD_ID(PC, 21),
	MX21_PAD_SSI1_TXD	= PAD_ID(PC, 22),
	MX21_PAD_SSI1_CLK	= PAD_ID(PC, 23),
	MX21_PAD_SSI2_FS	= PAD_ID(PC, 24),
	MX21_PAD_SSI2_RXD	= PAD_ID(PC, 25),
	MX21_PAD_SSI2_TXD	= PAD_ID(PC, 26),
	MX21_PAD_SSI2_CLK	= PAD_ID(PC, 27),
	MX21_PAD_SSI3_FS	= PAD_ID(PC, 28),
	MX21_PAD_SSI3_RXD	= PAD_ID(PC, 29),
	MX21_PAD_SSI3_TXD	= PAD_ID(PC, 30),
	MX21_PAD_SSI3_CLK	= PAD_ID(PC, 31),
	MX21_PAD_I2C_DATA	= PAD_ID(PD, 17),
	MX21_PAD_I2C_CLK	= PAD_ID(PD, 18),
	MX21_PAD_CSPI2_SS2	= PAD_ID(PD, 19),
	MX21_PAD_CSPI2_SS1	= PAD_ID(PD, 20),
	MX21_PAD_CSPI2_SS0	= PAD_ID(PD, 21),
	MX21_PAD_CSPI2_SCLK	= PAD_ID(PD, 22),
	MX21_PAD_CSPI2_MISO	= PAD_ID(PD, 23),
	MX21_PAD_CSPI2_MOSI	= PAD_ID(PD, 24),
	MX21_PAD_CSPI1_RDY	= PAD_ID(PD, 25),
	MX21_PAD_CSPI1_SS2	= PAD_ID(PD, 26),
	MX21_PAD_CSPI1_SS1	= PAD_ID(PD, 27),
	MX21_PAD_CSPI1_SS0	= PAD_ID(PD, 28),
	MX21_PAD_CSPI1_SCLK	= PAD_ID(PD, 29),
	MX21_PAD_CSPI1_MISO	= PAD_ID(PD, 30),
	MX21_PAD_CSPI1_MOSI	= PAD_ID(PD, 31),
	MX21_PAD_TEST_WB2	= PAD_ID(PE, 0),
	MX21_PAD_TEST_WB1	= PAD_ID(PE, 1),
	MX21_PAD_TEST_WB0	= PAD_ID(PE, 2),
	MX21_PAD_UART2_CTS	= PAD_ID(PE, 3),
	MX21_PAD_UART2_RTS	= PAD_ID(PE, 4),
	MX21_PAD_PWMO		= PAD_ID(PE, 5),
	MX21_PAD_UART2_TXD	= PAD_ID(PE, 6),
	MX21_PAD_UART2_RXD	= PAD_ID(PE, 7),
	MX21_PAD_UART3_TXD	= PAD_ID(PE, 8),
	MX21_PAD_UART3_RXD	= PAD_ID(PE, 9),
	MX21_PAD_UART3_CTS	= PAD_ID(PE, 10),
	MX21_PAD_UART3_RTS	= PAD_ID(PE, 11),
	MX21_PAD_UART1_TXD	= PAD_ID(PE, 12),
	MX21_PAD_UART1_RXD	= PAD_ID(PE, 13),
	MX21_PAD_UART1_CTS	= PAD_ID(PE, 14),
	MX21_PAD_UART1_RTS	= PAD_ID(PE, 15),
	MX21_PAD_RTCK		= PAD_ID(PE, 16),
	MX21_PAD_RESET_OUT	= PAD_ID(PE, 17),
	MX21_PAD_SD1_D0		= PAD_ID(PE, 18),
	MX21_PAD_SD1_D1		= PAD_ID(PE, 19),
	MX21_PAD_SD1_D2		= PAD_ID(PE, 20),
	MX21_PAD_SD1_D3		= PAD_ID(PE, 21),
	MX21_PAD_SD1_CMD	= PAD_ID(PE, 22),
	MX21_PAD_SD1_CLK	= PAD_ID(PE, 23),
	MX21_PAD_NFRB		= PAD_ID(PF, 0),
	MX21_PAD_NFCE		= PAD_ID(PF, 1),
	MX21_PAD_NFWP		= PAD_ID(PF, 2),
	MX21_PAD_NFCLE		= PAD_ID(PF, 3),
	MX21_PAD_NFALE		= PAD_ID(PF, 4),
	MX21_PAD_NFRE		= PAD_ID(PF, 5),
	MX21_PAD_NFWE		= PAD_ID(PF, 6),
	MX21_PAD_NFIO0		= PAD_ID(PF, 7),
	MX21_PAD_NFIO1		= PAD_ID(PF, 8),
	MX21_PAD_NFIO2		= PAD_ID(PF, 9),
	MX21_PAD_NFIO3		= PAD_ID(PF, 10),
	MX21_PAD_NFIO4		= PAD_ID(PF, 11),
	MX21_PAD_NFIO5		= PAD_ID(PF, 12),
	MX21_PAD_NFIO6		= PAD_ID(PF, 13),
	MX21_PAD_NFIO7		= PAD_ID(PF, 14),
	MX21_PAD_CLKO		= PAD_ID(PF, 15),
	MX21_PAD_RESERVED	= PAD_ID(PF, 16),
	MX21_PAD_CS4		= PAD_ID(PF, 21),
	MX21_PAD_CS5		= PAD_ID(PF, 22),
};

/* Pad names for the pinmux subsystem */
static const struct pinctrl_pin_desc imx21_pinctrl_pads[] = {
	IMX_PINCTRL_PIN(MX21_PAD_LSCLK),
	IMX_PINCTRL_PIN(MX21_PAD_LD0),
	IMX_PINCTRL_PIN(MX21_PAD_LD1),
	IMX_PINCTRL_PIN(MX21_PAD_LD2),
	IMX_PINCTRL_PIN(MX21_PAD_LD3),
	IMX_PINCTRL_PIN(MX21_PAD_LD4),
	IMX_PINCTRL_PIN(MX21_PAD_LD5),
	IMX_PINCTRL_PIN(MX21_PAD_LD6),
	IMX_PINCTRL_PIN(MX21_PAD_LD7),
	IMX_PINCTRL_PIN(MX21_PAD_LD8),
	IMX_PINCTRL_PIN(MX21_PAD_LD9),
	IMX_PINCTRL_PIN(MX21_PAD_LD10),
	IMX_PINCTRL_PIN(MX21_PAD_LD11),
	IMX_PINCTRL_PIN(MX21_PAD_LD12),
	IMX_PINCTRL_PIN(MX21_PAD_LD13),
	IMX_PINCTRL_PIN(MX21_PAD_LD14),
	IMX_PINCTRL_PIN(MX21_PAD_LD15),
	IMX_PINCTRL_PIN(MX21_PAD_LD16),
	IMX_PINCTRL_PIN(MX21_PAD_LD17),
	IMX_PINCTRL_PIN(MX21_PAD_REV),
	IMX_PINCTRL_PIN(MX21_PAD_CLS),
	IMX_PINCTRL_PIN(MX21_PAD_PS),
	IMX_PINCTRL_PIN(MX21_PAD_SPL_SPR),
	IMX_PINCTRL_PIN(MX21_PAD_HSYNC),
	IMX_PINCTRL_PIN(MX21_PAD_VSYNC),
	IMX_PINCTRL_PIN(MX21_PAD_CONTRAST),
	IMX_PINCTRL_PIN(MX21_PAD_OE_ACD),
	IMX_PINCTRL_PIN(MX21_PAD_SD2_D0),
	IMX_PINCTRL_PIN(MX21_PAD_SD2_D1),
	IMX_PINCTRL_PIN(MX21_PAD_SD2_D2),
	IMX_PINCTRL_PIN(MX21_PAD_SD2_D3),
	IMX_PINCTRL_PIN(MX21_PAD_SD2_CMD),
	IMX_PINCTRL_PIN(MX21_PAD_SD2_CLK),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_D0),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_D1),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_D2),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_D3),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_D4),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_MCLK),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_PIXCLK),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_D5),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_D6),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_D7),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_VSYNC),
	IMX_PINCTRL_PIN(MX21_PAD_CSI_HSYNC),
	IMX_PINCTRL_PIN(MX21_PAD_USB_BYP),
	IMX_PINCTRL_PIN(MX21_PAD_USB_PWR),
	IMX_PINCTRL_PIN(MX21_PAD_USB_OC),
	IMX_PINCTRL_PIN(MX21_PAD_USBH_ON),
	IMX_PINCTRL_PIN(MX21_PAD_USBH1_FS),
	IMX_PINCTRL_PIN(MX21_PAD_USBH1_OE),
	IMX_PINCTRL_PIN(MX21_PAD_USBH1_TXDM),
	IMX_PINCTRL_PIN(MX21_PAD_USBH1_TXDP),
	IMX_PINCTRL_PIN(MX21_PAD_USBH1_RXDM),
	IMX_PINCTRL_PIN(MX21_PAD_USBH1_RXDP),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_SDA),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_SCL),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_ON),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_FS),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_OE),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_TXDM),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_TXDP),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_RXDM),
	IMX_PINCTRL_PIN(MX21_PAD_USBG_RXDP),
	IMX_PINCTRL_PIN(MX21_PAD_TOUT),
	IMX_PINCTRL_PIN(MX21_PAD_TIN),
	IMX_PINCTRL_PIN(MX21_PAD_SAP_FS),
	IMX_PINCTRL_PIN(MX21_PAD_SAP_RXD),
	IMX_PINCTRL_PIN(MX21_PAD_SAP_TXD),
	IMX_PINCTRL_PIN(MX21_PAD_SAP_CLK),
	IMX_PINCTRL_PIN(MX21_PAD_SSI1_FS),
	IMX_PINCTRL_PIN(MX21_PAD_SSI1_RXD),
	IMX_PINCTRL_PIN(MX21_PAD_SSI1_TXD),
	IMX_PINCTRL_PIN(MX21_PAD_SSI1_CLK),
	IMX_PINCTRL_PIN(MX21_PAD_SSI2_FS),
	IMX_PINCTRL_PIN(MX21_PAD_SSI2_RXD),
	IMX_PINCTRL_PIN(MX21_PAD_SSI2_TXD),
	IMX_PINCTRL_PIN(MX21_PAD_SSI2_CLK),
	IMX_PINCTRL_PIN(MX21_PAD_SSI3_FS),
	IMX_PINCTRL_PIN(MX21_PAD_SSI3_RXD),
	IMX_PINCTRL_PIN(MX21_PAD_SSI3_TXD),
	IMX_PINCTRL_PIN(MX21_PAD_SSI3_CLK),
	IMX_PINCTRL_PIN(MX21_PAD_I2C_DATA),
	IMX_PINCTRL_PIN(MX21_PAD_I2C_CLK),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI2_SS2),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI2_SS1),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI2_SS0),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI2_SCLK),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI2_MISO),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI2_MOSI),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI1_RDY),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI1_SS2),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI1_SS1),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI1_SS0),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI1_SCLK),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI1_MISO),
	IMX_PINCTRL_PIN(MX21_PAD_CSPI1_MOSI),
	IMX_PINCTRL_PIN(MX21_PAD_TEST_WB2),
	IMX_PINCTRL_PIN(MX21_PAD_TEST_WB1),
	IMX_PINCTRL_PIN(MX21_PAD_TEST_WB0),
	IMX_PINCTRL_PIN(MX21_PAD_UART2_CTS),
	IMX_PINCTRL_PIN(MX21_PAD_UART2_RTS),
	IMX_PINCTRL_PIN(MX21_PAD_PWMO),
	IMX_PINCTRL_PIN(MX21_PAD_UART2_TXD),
	IMX_PINCTRL_PIN(MX21_PAD_UART2_RXD),
	IMX_PINCTRL_PIN(MX21_PAD_UART3_TXD),
	IMX_PINCTRL_PIN(MX21_PAD_UART3_RXD),
	IMX_PINCTRL_PIN(MX21_PAD_UART3_CTS),
	IMX_PINCTRL_PIN(MX21_PAD_UART3_RTS),
	IMX_PINCTRL_PIN(MX21_PAD_UART1_TXD),
	IMX_PINCTRL_PIN(MX21_PAD_UART1_RXD),
	IMX_PINCTRL_PIN(MX21_PAD_UART1_CTS),
	IMX_PINCTRL_PIN(MX21_PAD_UART1_RTS),
	IMX_PINCTRL_PIN(MX21_PAD_RTCK),
	IMX_PINCTRL_PIN(MX21_PAD_RESET_OUT),
	IMX_PINCTRL_PIN(MX21_PAD_SD1_D0),
	IMX_PINCTRL_PIN(MX21_PAD_SD1_D1),
	IMX_PINCTRL_PIN(MX21_PAD_SD1_D2),
	IMX_PINCTRL_PIN(MX21_PAD_SD1_D3),
	IMX_PINCTRL_PIN(MX21_PAD_SD1_CMD),
	IMX_PINCTRL_PIN(MX21_PAD_SD1_CLK),
	IMX_PINCTRL_PIN(MX21_PAD_NFRB),
	IMX_PINCTRL_PIN(MX21_PAD_NFCE),
	IMX_PINCTRL_PIN(MX21_PAD_NFWP),
	IMX_PINCTRL_PIN(MX21_PAD_NFCLE),
	IMX_PINCTRL_PIN(MX21_PAD_NFALE),
	IMX_PINCTRL_PIN(MX21_PAD_NFRE),
	IMX_PINCTRL_PIN(MX21_PAD_NFWE),
	IMX_PINCTRL_PIN(MX21_PAD_NFIO0),
	IMX_PINCTRL_PIN(MX21_PAD_NFIO1),
	IMX_PINCTRL_PIN(MX21_PAD_NFIO2),
	IMX_PINCTRL_PIN(MX21_PAD_NFIO3),
	IMX_PINCTRL_PIN(MX21_PAD_NFIO4),
	IMX_PINCTRL_PIN(MX21_PAD_NFIO5),
	IMX_PINCTRL_PIN(MX21_PAD_NFIO6),
	IMX_PINCTRL_PIN(MX21_PAD_NFIO7),
	IMX_PINCTRL_PIN(MX21_PAD_CLKO),
	IMX_PINCTRL_PIN(MX21_PAD_RESERVED),
	IMX_PINCTRL_PIN(MX21_PAD_CS4),
	IMX_PINCTRL_PIN(MX21_PAD_CS5),
};

static struct imx1_pinctrl_soc_info imx21_pinctrl_info = {
	.pins	= imx21_pinctrl_pads,
	.npins	= ARRAY_SIZE(imx21_pinctrl_pads),
};

static int __init imx21_pinctrl_probe(struct platform_device *pdev)
{
	return imx1_pinctrl_core_probe(pdev, &imx21_pinctrl_info);
}

static const struct of_device_id imx21_pinctrl_of_match[] = {
	{ .compatible = "fsl,imx21-iomuxc", },
	{ }
};
MODULE_DEVICE_TABLE(of, imx21_pinctrl_of_match);

static struct platform_driver imx21_pinctrl_driver = {
	.driver	= {
		.name		= "imx21-pinctrl",
		.of_match_table	= imx21_pinctrl_of_match,
	},
	.remove	= imx1_pinctrl_core_remove,
};
module_platform_driver_probe(imx21_pinctrl_driver, imx21_pinctrl_probe);

MODULE_AUTHOR("Alexander Shiyan <shc_work@mail.ru>");
MODULE_DESCRIPTION("Freescale i.MX21 pinctrl driver");
MODULE_LICENSE("GPL");