/* SPDX-License-Identifier: GPL-2.0 */ /* * 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) (0) #define AM33XX_PADCONF(pa, conf, mux) OMAP_IOPAD_OFFSET((pa), 0x0800) (conf) (mux) /* * 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