linux/include/dt-bindings/pinctrl/dra.h
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

78 lines
2.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* This header provides constants for DRA pinctrl bindings.
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
* Author: Rajendra Nayak <rnayak@ti.com>
*/
#ifndef _DT_BINDINGS_PINCTRL_DRA_H
#define _DT_BINDINGS_PINCTRL_DRA_H
/* DRA7 mux mode options for each pin. See TRM for options */
#define MUX_MODE0 0x0
#define MUX_MODE1 0x1
#define MUX_MODE2 0x2
#define MUX_MODE3 0x3
#define MUX_MODE4 0x4
#define MUX_MODE5 0x5
#define MUX_MODE6 0x6
#define MUX_MODE7 0x7
#define MUX_MODE8 0x8
#define MUX_MODE9 0x9
#define MUX_MODE10 0xa
#define MUX_MODE11 0xb
#define MUX_MODE12 0xc
#define MUX_MODE13 0xd
#define MUX_MODE14 0xe
#define MUX_MODE15 0xf
/* Certain pins need virtual mode, but note: they may glitch */
#define MUX_VIRTUAL_MODE0 (MODE_SELECT | (0x0 << 4))
#define MUX_VIRTUAL_MODE1 (MODE_SELECT | (0x1 << 4))
#define MUX_VIRTUAL_MODE2 (MODE_SELECT | (0x2 << 4))
#define MUX_VIRTUAL_MODE3 (MODE_SELECT | (0x3 << 4))
#define MUX_VIRTUAL_MODE4 (MODE_SELECT | (0x4 << 4))
#define MUX_VIRTUAL_MODE5 (MODE_SELECT | (0x5 << 4))
#define MUX_VIRTUAL_MODE6 (MODE_SELECT | (0x6 << 4))
#define MUX_VIRTUAL_MODE7 (MODE_SELECT | (0x7 << 4))
#define MUX_VIRTUAL_MODE8 (MODE_SELECT | (0x8 << 4))
#define MUX_VIRTUAL_MODE9 (MODE_SELECT | (0x9 << 4))
#define MUX_VIRTUAL_MODE10 (MODE_SELECT | (0xa << 4))
#define MUX_VIRTUAL_MODE11 (MODE_SELECT | (0xb << 4))
#define MUX_VIRTUAL_MODE12 (MODE_SELECT | (0xc << 4))
#define MUX_VIRTUAL_MODE13 (MODE_SELECT | (0xd << 4))
#define MUX_VIRTUAL_MODE14 (MODE_SELECT | (0xe << 4))
#define MUX_VIRTUAL_MODE15 (MODE_SELECT | (0xf << 4))
#define MODE_SELECT (1 << 8)
#define PULL_ENA (0 << 16)
#define PULL_DIS (1 << 16)
#define PULL_UP (1 << 17)
#define INPUT_EN (1 << 18)
#define SLEWCONTROL (1 << 19)
#define WAKEUP_EN (1 << 24)
#define WAKEUP_EVENT (1 << 25)
/* Active pin states */
#define PIN_OUTPUT (0 | PULL_DIS)
#define PIN_OUTPUT_PULLUP (PULL_UP)
#define PIN_OUTPUT_PULLDOWN (0)
#define PIN_INPUT (INPUT_EN | PULL_DIS)
#define PIN_INPUT_SLEW (INPUT_EN | SLEWCONTROL)
#define PIN_INPUT_PULLUP (PULL_ENA | INPUT_EN | PULL_UP)
#define PIN_INPUT_PULLDOWN (PULL_ENA | INPUT_EN)
/*
* Macro to allow using the absolute physical address instead of the
* padconf registers instead of the offset from padconf base.
*/
#define DRA7XX_CORE_IOPAD(pa, val) (((pa) & 0xffff) - 0x3400) (val)
/* DRA7 IODELAY configuration parameters */
#define A_DELAY_PS(val) ((val) & 0xffff)
#define G_DELAY_PS(val) ((val) & 0xffff)
#endif