dt-bindings: pinctrl: Add bindings for Raspberry Pi RP1

Signed-off-by: Phil Elwell <phil@raspberrypi.com>
This commit is contained in:
Phil Elwell
2022-10-28 14:13:30 +01:00
committed by Dom Cobley
parent 37a8d7448c
commit 3f15d06535

View File

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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Header providing constants for RP1 pinctrl bindings.
*
* Copyright (C) 2019-2022 Raspberry Pi Ltd.
*/
#ifndef __DT_BINDINGS_PINCTRL_RP1_H__
#define __DT_BINDINGS_PINCTRL_RP1_H__
/* brcm,function property */
#define RP1_FSEL_GPIO_IN 0
#define RP1_FSEL_GPIO_OUT 1
#define RP1_FSEL_ALT0_LEGACY 4
#define RP1_FSEL_ALT1_LEGACY 5
#define RP1_FSEL_ALT2_LEGACY 6
#define RP1_FSEL_ALT3_LEGACY 7
#define RP1_FSEL_ALT4_LEGACY 3
#define RP1_FSEL_ALT5_LEGACY 2
#define RP1_FSEL_ALT0 0x08
#define RP1_FSEL_ALT0INV 0x09
#define RP1_FSEL_ALT1 0x0a
#define RP1_FSEL_ALT1INV 0x0b
#define RP1_FSEL_ALT2 0x0c
#define RP1_FSEL_ALT2INV 0x0d
#define RP1_FSEL_ALT3 0x0e
#define RP1_FSEL_ALT3INV 0x0f
#define RP1_FSEL_ALT4 0x10
#define RP1_FSEL_ALT4INV 0x11
#define RP1_FSEL_ALT5 0x12
#define RP1_FSEL_ALT5INV 0x13
#define RP1_FSEL_ALT6 0x14
#define RP1_FSEL_ALT6INV 0x15
#define RP1_FSEL_ALT7 0x16
#define RP1_FSEL_ALT7INV 0x17
#define RP1_FSEL_ALT8 0x18
#define RP1_FSEL_ALT8INV 0x19
#define RP1_FSEL_NONE 0x1a
/* brcm,pull property */
#define RP1_PUD_OFF 0
#define RP1_PUD_DOWN 1
#define RP1_PUD_UP 2
#define RP1_PUD_KEEP 3
#endif /* __DT_BINDINGS_PINCTRL_RP1_H__ */