Release 4.12 include/dt-bindings/pinctrl/omap.h

/*
 * This header provides constants for OMAP pinctrl bindings.
 *
 * Copyright (C) 2009 Nokia
 * Copyright (C) 2009-2010 Texas Instruments
 */

#ifndef _DT_BINDINGS_PINCTRL_OMAP_H

#define _DT_BINDINGS_PINCTRL_OMAP_H

/* 34xx mux mode options for each pin. See TRM for options */

#define MUX_MODE0	0

#define MUX_MODE1	1

#define MUX_MODE2	2

#define MUX_MODE3	3

#define MUX_MODE4	4

#define MUX_MODE5	5

#define MUX_MODE6	6

#define MUX_MODE7	7

/* 24xx/34xx mux bit defines */

#define PULL_ENA		(1 << 3)

#define PULL_UP			(1 << 4)

#define ALTELECTRICALSEL	(1 << 5)

/* omap3/4/5 specific mux bit defines */

#define INPUT_EN		(1 << 8)

#define OFF_EN			(1 << 9)

#define OFFOUT_EN		(1 << 10)

#define OFFOUT_VAL		(1 << 11)

#define OFF_PULL_EN		(1 << 12)

#define OFF_PULL_UP		(1 << 13)

#define WAKEUP_EN		(1 << 14)

#define WAKEUP_EVENT		(1 << 15)

/* Active pin states */

#define PIN_OUTPUT		0

#define PIN_OUTPUT_PULLUP	(PIN_OUTPUT | PULL_ENA | PULL_UP)

#define PIN_OUTPUT_PULLDOWN	(PIN_OUTPUT | PULL_ENA)

#define PIN_INPUT		INPUT_EN

#define PIN_INPUT_PULLUP	(PULL_ENA | INPUT_EN | PULL_UP)

#define PIN_INPUT_PULLDOWN	(PULL_ENA | INPUT_EN)

/* Off mode states */

#define PIN_OFF_NONE		0

#define PIN_OFF_OUTPUT_HIGH	(OFF_EN | OFFOUT_EN | OFFOUT_VAL)

#define PIN_OFF_OUTPUT_LOW	(OFF_EN | OFFOUT_EN)

#define PIN_OFF_INPUT_PULLUP	(OFF_EN | OFFOUT_EN | OFF_PULL_EN | OFF_PULL_UP)

#define PIN_OFF_INPUT_PULLDOWN	(OFF_EN | OFFOUT_EN | OFF_PULL_EN)

#define PIN_OFF_WAKEUPENABLE	WAKEUP_EN

/*
 * Macros to allow using the absolute physical address instead of the
 * padconf registers instead of the offset from padconf base.
 */

#define OMAP_IOPAD_OFFSET(pa, offset)	(((pa) & 0xffff) - (offset))


#define OMAP2420_CORE_IOPAD(pa, val)	OMAP_IOPAD_OFFSET((pa), 0x0030) (val)

#define OMAP2430_CORE_IOPAD(pa, val)	OMAP_IOPAD_OFFSET((pa), 0x2030) (val)

#define OMAP3_CORE1_IOPAD(pa, val)	OMAP_IOPAD_OFFSET((pa), 0x2030) (val)

#define OMAP3430_CORE2_IOPAD(pa, val)	OMAP_IOPAD_OFFSET((pa), 0x25d8) (val)

#define OMAP3630_CORE2_IOPAD(pa, val)	OMAP_IOPAD_OFFSET((pa), 0x25a0) (val)

#define OMAP3_WKUP_IOPAD(pa, val)	OMAP_IOPAD_OFFSET((pa), 0x2a00) (val)

#define DM814X_IOPAD(pa, val)		OMAP_IOPAD_OFFSET((pa), 0x0800) (val)

#define DM816X_IOPAD(pa, val)		OMAP_IOPAD_OFFSET((pa), 0x0800) (val)

#define AM33XX_IOPAD(pa, val)		OMAP_IOPAD_OFFSET((pa), 0x0800) (val)

/*
 * Macros to allow using the offset from the padconf physical address
 * instead  of the offset from padconf base.
 */

#define OMAP_PADCONF_OFFSET(offset, base_offset)	((offset) - (base_offset))


#define OMAP4_IOPAD(offset, val)	OMAP_PADCONF_OFFSET((offset), 0x0040) (val)

#define OMAP5_IOPAD(offset, val)	OMAP_PADCONF_OFFSET((offset), 0x0040) (val)

/*
 * Define some commonly used pins configured by the boards.
 * Note that some boards use alternative pins, so check
 * the schematics before using these.
 */

#define OMAP3_UART1_RX		0x152

#define OMAP3_UART2_RX		0x14a

#define OMAP3_UART3_RX		0x16e

#define OMAP4_UART2_RX		0xdc

#define OMAP4_UART3_RX		0x104

#define OMAP4_UART4_RX		0x11c

#endif

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