forked from Openwrt/openwrt
8c405cdccc
The patches were generated from the RPi repo with the following command: git format-patch v6.6.34..rpi-6.1.y Some patches needed rebasing and, as usual, the applied and reverted, wireless drivers, Github workflows, READMEs and defconfigs patches were removed. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
120 lines
2.9 KiB
Diff
120 lines
2.9 KiB
Diff
From 6d9357915cc2c52538841c6d090522b3d3fe2c98 Mon Sep 17 00:00:00 2001
|
|
From: Jonathan Bell <jonathan@raspberrypi.com>
|
|
Date: Mon, 22 Jan 2024 16:21:04 +0000
|
|
Subject: [PATCH 0850/1085] arm: dts: overlays: add Pi 5 variants for w1-gpio
|
|
overlays
|
|
|
|
Make use of the latency-busting read-poll feature on Pi 5 only.
|
|
|
|
Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
|
|
---
|
|
arch/arm/boot/dts/overlays/Makefile | 2 ++
|
|
arch/arm/boot/dts/overlays/README | 8 +++++++
|
|
arch/arm/boot/dts/overlays/overlay_map.dts | 21 +++++++++++++++++++
|
|
.../boot/dts/overlays/w1-gpio-pi5-overlay.dts | 15 +++++++++++++
|
|
.../overlays/w1-gpio-pullup-pi5-overlay.dts | 15 +++++++++++++
|
|
5 files changed, 61 insertions(+)
|
|
create mode 100644 arch/arm/boot/dts/overlays/w1-gpio-pi5-overlay.dts
|
|
create mode 100644 arch/arm/boot/dts/overlays/w1-gpio-pullup-pi5-overlay.dts
|
|
|
|
--- a/arch/arm/boot/dts/overlays/Makefile
|
|
+++ b/arch/arm/boot/dts/overlays/Makefile
|
|
@@ -308,7 +308,9 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
|
|
vga666.dtbo \
|
|
vl805.dtbo \
|
|
w1-gpio.dtbo \
|
|
+ w1-gpio-pi5.dtbo \
|
|
w1-gpio-pullup.dtbo \
|
|
+ w1-gpio-pullup-pi5.dtbo \
|
|
w5500.dtbo \
|
|
watterott-display.dtbo \
|
|
waveshare-can-fd-hat-mode-a.dtbo \
|
|
--- a/arch/arm/boot/dts/overlays/README
|
|
+++ b/arch/arm/boot/dts/overlays/README
|
|
@@ -5044,6 +5044,10 @@ Params: gpiopin GPIO for
|
|
pullup Now enabled by default (ignored)
|
|
|
|
|
|
+Name: w1-gpio-pi5
|
|
+Info: See w1-gpio (this is the Pi 5 version)
|
|
+
|
|
+
|
|
Name: w1-gpio-pullup
|
|
Info: Configures the w1-gpio Onewire interface module.
|
|
Use this overlay if you *do* need a GPIO to drive an external pullup.
|
|
@@ -5053,6 +5057,10 @@ Params: gpiopin GPIO for
|
|
pullup Now enabled by default (ignored)
|
|
|
|
|
|
+Name: w1-gpio-pullup-pi5
|
|
+Info: See w1-gpio-pullup (this is the Pi 5 version)
|
|
+
|
|
+
|
|
Name: w5500
|
|
Info: Overlay for the Wiznet W5500 Ethernet Controller on SPI0
|
|
Load: dtoverlay=w5500,<param>=<val>
|
|
--- a/arch/arm/boot/dts/overlays/overlay_map.dts
|
|
+++ b/arch/arm/boot/dts/overlays/overlay_map.dts
|
|
@@ -460,4 +460,25 @@
|
|
vl805 {
|
|
bcm2711;
|
|
};
|
|
+
|
|
+ w1-gpio {
|
|
+ bcm2835;
|
|
+ bcm2711;
|
|
+ bcm2712 = "w1-gpio-pi5";
|
|
+ };
|
|
+
|
|
+ w1-gpio-pi5 {
|
|
+ bcm2712;
|
|
+ };
|
|
+
|
|
+ w1-gpio-pullup {
|
|
+ bcm2835;
|
|
+ bcm2711;
|
|
+ bcm2712 = "w1-gpio-pullup-pi5";
|
|
+ };
|
|
+
|
|
+ w1-gpio-pullup-pi5 {
|
|
+ bcm2712;
|
|
+ };
|
|
+
|
|
};
|
|
--- /dev/null
|
|
+++ b/arch/arm/boot/dts/overlays/w1-gpio-pi5-overlay.dts
|
|
@@ -0,0 +1,15 @@
|
|
+/dts-v1/;
|
|
+/plugin/;
|
|
+
|
|
+#include "w1-gpio-overlay.dts"
|
|
+
|
|
+/ {
|
|
+ compatible = "brcm,bcm2712";
|
|
+
|
|
+ fragment@2 {
|
|
+ target = <&w1>;
|
|
+ __overlay__ {
|
|
+ raspberrypi,delay-needs-poll;
|
|
+ };
|
|
+ };
|
|
+};
|
|
--- /dev/null
|
|
+++ b/arch/arm/boot/dts/overlays/w1-gpio-pullup-pi5-overlay.dts
|
|
@@ -0,0 +1,15 @@
|
|
+/dts-v1/;
|
|
+/plugin/;
|
|
+
|
|
+#include "w1-gpio-pullup-overlay.dts"
|
|
+
|
|
+/ {
|
|
+ compatible = "brcm,bcm2712";
|
|
+
|
|
+ fragment@2 {
|
|
+ target = <&w1>;
|
|
+ __overlay__ {
|
|
+ raspberrypi,delay-needs-poll;
|
|
+ };
|
|
+ };
|
|
+};
|