linux_dsm_epyc7002/include/dt-bindings/pinctrl/k3.h
Vignesh R fc66393ab5 dt-bindings: pinctrl: k3: Introduce pinmux definitions
The dt-bindings header for TI K3 AM6 SoCs define a set of macros for
defining pinmux configs in human readable form, instead of raw-coded
hex values.

Signed-off-by: Vignesh R <vigneshr@ti.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Nishanth Menon <nm@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
2018-12-14 09:56:43 +02:00

36 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for pinctrl bindings for TI's K3 SoC
* family.
*
* Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
*/
#ifndef _DT_BINDINGS_PINCTRL_TI_K3_H
#define _DT_BINDINGS_PINCTRL_TI_K3_H
#define PULLUDEN_SHIFT (16)
#define PULLTYPESEL_SHIFT (17)
#define RXACTIVE_SHIFT (18)
#define PULL_DISABLE (1 << PULLUDEN_SHIFT)
#define PULL_ENABLE (0 << PULLUDEN_SHIFT)
#define PULL_UP (1 << PULLTYPESEL_SHIFT | PULL_ENABLE)
#define PULL_DOWN (0 << PULLTYPESEL_SHIFT | PULL_ENABLE)
#define INPUT_EN (1 << RXACTIVE_SHIFT)
#define INPUT_DISABLE (0 << RXACTIVE_SHIFT)
/* Only these macros are expected be used directly in device tree files */
#define PIN_OUTPUT (INPUT_DISABLE | PULL_DISABLE)
#define PIN_OUTPUT_PULLUP (INPUT_DISABLE | PULL_UP)
#define PIN_OUTPUT_PULLDOWN (INPUT_DISABLE | PULL_DOWN)
#define PIN_INPUT (INPUT_EN | PULL_DISABLE)
#define PIN_INPUT_PULLUP (INPUT_EN | PULL_UP)
#define PIN_INPUT_PULLDOWN (INPUT_EN | PULL_DOWN)
#define AM65X_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode))
#define AM65X_WKUP_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode))
#endif