From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/arch/arm/boot/dts/pxa2xx.dtsi | 37 +++++++++++++++++++++++++++----------
1 files changed, 27 insertions(+), 10 deletions(-)
diff --git a/kernel/arch/arm/boot/dts/pxa2xx.dtsi b/kernel/arch/arm/boot/dts/pxa2xx.dtsi
index 0a0e837..84154c4 100644
--- a/kernel/arch/arm/boot/dts/pxa2xx.dtsi
+++ b/kernel/arch/arm/boot/dts/pxa2xx.dtsi
@@ -1,15 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* pxa2xx.dtsi - Device Tree Include file for Marvell PXA2xx family SoC
*
* Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
- *
- * Licensed under GPLv2 or later.
*/
-#include "skeleton.dtsi"
#include "dt-bindings/clock/pxa-clock.h"
+#define PMGROUP(pin) #pin
+#define PMMUX(func, pin, af) \
+ mux- ## func { \
+ groups = PMGROUP(P ## pin); \
+ function = #af; \
+ }
+#define PMMUX_LPM_LOW(func, pin, af) \
+ mux- ## func { \
+ groups = PMGROUP(P ## pin); \
+ function = #af; \
+ low-power-disable; \
+ }
+#define PMMUX_LPM_HIGH(func, pin, af) \
+ mux- ## func { \
+ groups = PMGROUP(P ## pin); \
+ function = #af; \
+ low-power-enable; \
+ }
+
/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
model = "Marvell PXA2xx family SoC";
compatible = "marvell,pxa2xx";
interrupt-parent = <&pxairq>;
@@ -24,8 +43,6 @@
};
cpus {
- #address-cells = <0>;
- #size-cells = <0>;
cpu {
compatible = "marvell,xscale";
device_type = "cpu";
@@ -76,7 +93,7 @@
};
};
- ffuart: uart@40100000 {
+ ffuart: serial@40100000 {
compatible = "mrvl,pxa-uart";
reg = <0x40100000 0x30>;
interrupts = <22>;
@@ -84,7 +101,7 @@
status = "disabled";
};
- btuart: uart@40200000 {
+ btuart: serial@40200000 {
compatible = "mrvl,pxa-uart";
reg = <0x40200000 0x30>;
interrupts = <21>;
@@ -92,7 +109,7 @@
status = "disabled";
};
- stuart: uart@40700000 {
+ stuart: serial@40700000 {
compatible = "mrvl,pxa-uart";
reg = <0x40700000 0x30>;
interrupts = <20>;
@@ -100,9 +117,9 @@
status = "disabled";
};
- hwuart: uart@41100000 {
+ hwuart: serial@41600000 {
compatible = "mrvl,pxa-uart";
- reg = <0x41100000 0x30>;
+ reg = <0x41600000 0x30>;
interrupts = <7>;
status = "disabled";
};
--
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