1 /* $NetBSD: at91.h,v 1.1.1.4 2020/01/03 14:33:03 skrll Exp $ */ 2 3 /* SPDX-License-Identifier: GPL-2.0-only */ 4 /* 5 * This header provides constants for most at91 pinctrl bindings. 6 * 7 * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> 8 */ 9 10 #ifndef __DT_BINDINGS_AT91_PINCTRL_H__ 11 #define __DT_BINDINGS_AT91_PINCTRL_H__ 12 13 #define AT91_PINCTRL_NONE (0 << 0) 14 #define AT91_PINCTRL_PULL_UP (1 << 0) 15 #define AT91_PINCTRL_MULTI_DRIVE (1 << 1) 16 #define AT91_PINCTRL_DEGLITCH (1 << 2) 17 #define AT91_PINCTRL_PULL_DOWN (1 << 3) 18 #define AT91_PINCTRL_DIS_SCHMIT (1 << 4) 19 #define AT91_PINCTRL_OUTPUT (1 << 7) 20 #define AT91_PINCTRL_OUTPUT_VAL(x) ((x & 0x1) << 8) 21 #define AT91_PINCTRL_SLEWRATE (1 << 9) 22 #define AT91_PINCTRL_DEBOUNCE (1 << 16) 23 #define AT91_PINCTRL_DEBOUNCE_VAL(x) (x << 17) 24 25 #define AT91_PINCTRL_PULL_UP_DEGLITCH (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH) 26 27 #define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT (0x0 << 5) 28 #define AT91_PINCTRL_DRIVE_STRENGTH_LOW (0x1 << 5) 29 #define AT91_PINCTRL_DRIVE_STRENGTH_MED (0x2 << 5) 30 #define AT91_PINCTRL_DRIVE_STRENGTH_HI (0x3 << 5) 31 32 #define AT91_PINCTRL_SLEWRATE_ENA (0x0 << 9) 33 #define AT91_PINCTRL_SLEWRATE_DIS (0x1 << 9) 34 35 #define AT91_PIOA 0 36 #define AT91_PIOB 1 37 #define AT91_PIOC 2 38 #define AT91_PIOD 3 39 #define AT91_PIOE 4 40 41 #define AT91_PERIPH_GPIO 0 42 #define AT91_PERIPH_A 1 43 #define AT91_PERIPH_B 2 44 #define AT91_PERIPH_C 3 45 #define AT91_PERIPH_D 4 46 47 #define ATMEL_PIO_DRVSTR_LO 1 48 #define ATMEL_PIO_DRVSTR_ME 2 49 #define ATMEL_PIO_DRVSTR_HI 3 50 51 #endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */ 52