openwrt/target/linux/bcm27xx/patches-6.1/950-0875-dt-bindings-pinctrl-Add-bindings-for-Raspberry-Pi-RP.patch

From 19b934ce3763c9465c5c80302f7c142d30b75869 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Fri, 28 Oct 2022 14:13:30 +0100
Subject: [PATCH] dt-bindings: pinctrl: Add bindings for Raspberry Pi RP1

Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
 include/dt-bindings/pinctrl/rp1.h | 46 +++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 include/dt-bindings/pinctrl/rp1.h

--- /dev/null
+++ b/include/dt-bindings/pinctrl/rp1.h
@@ -0,0 +1,46 @@
+/* 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__ */