5872633b9d
Adds latest 6.6 patches from the Raspberry Pi repository. These patches were generated from: https://github.com/raspberrypi/linux/commits/rpi-6.6.y/ With the following command: git format-patch -N v6.6.83..HEAD (HEAD -> 08d4e8f52256bd422d8a1f876411603f627d0a82) Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> (cherry picked from commit 251f76c1c67d62c585d799c38dab31e1385d2ad5)
120 lines
3.0 KiB
Diff
120 lines
3.0 KiB
Diff
From 081eebdeccfd12e0aaba4b64c9f87b608777913b Mon Sep 17 00:00:00 2001
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From: Micke Prag <micke.prag@gmail.com>
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Date: Thu, 13 Feb 2025 22:08:43 +0100
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Subject: [PATCH] overlays: Add OpenHydroponics RootMaster overlay
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Signed-off-by: Micke Prag <micke.prag@gmail.com>
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---
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arch/arm/boot/dts/overlays/Makefile | 1 +
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arch/arm/boot/dts/overlays/README | 7 ++
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.../boot/dts/overlays/rootmaster-overlay.dts | 77 +++++++++++++++++++
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3 files changed, 85 insertions(+)
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create mode 100644 arch/arm/boot/dts/overlays/rootmaster-overlay.dts
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--- a/arch/arm/boot/dts/overlays/Makefile
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+++ b/arch/arm/boot/dts/overlays/Makefile
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@@ -228,6 +228,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
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qca7000-uart0.dtbo \
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ramoops.dtbo \
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ramoops-pi4.dtbo \
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+ rootmaster.dtbo \
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rotary-encoder.dtbo \
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rpi-backlight.dtbo \
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rpi-codeczero.dtbo \
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -4084,6 +4084,13 @@ Params: base-addr Where to
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console-size Size of non-panic dmesg captures (default 0)
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+Name: rootmaster
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+Info: Overlay for OpenHydroponics RootMaster board.
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+ https://openhydroponics.com/hw/rootmaster
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+Load: dtoverlay=rootmaster
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+Params: <None>
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+
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+
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Name: rotary-encoder
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Info: Overlay for GPIO connected rotary encoder.
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Load: dtoverlay=rotary-encoder,<param>=<val>
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/rootmaster-overlay.dts
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@@ -0,0 +1,77 @@
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+// redo: ovmerge -c mcp251xfd-overlay.dts,spi0-0,interrupt=25 w1-gpio-overlay.dts,gpiopin=4
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+
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+/dts-v1/;
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+/plugin/;
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+
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+#include <dt-bindings/gpio/gpio.h>
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+#include <dt-bindings/interrupt-controller/irq.h>
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+#include <dt-bindings/pinctrl/bcm2835.h>
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+
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+/ {
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+ compatible = "brcm,bcm2835";
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+ fragment@0 {
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+ target = <&spidev0>;
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+ __overlay__ {
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+ status = "disabled";
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+ };
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+ };
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+ fragment@1 {
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+ target = <&gpio>;
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+ __overlay__ {
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+ mcp251xfd_pins: mcp251xfd_spi0_0_pins {
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+ brcm,pins = <25>;
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+ brcm,function = <BCM2835_FSEL_GPIO_IN>;
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+ };
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+ };
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+ };
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+ fragment@2 {
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+ target-path = "/clocks";
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+ __overlay__ {
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+ clk_mcp251xfd_osc: mcp251xfd-spi0-0-osc {
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+ #clock-cells = <0>;
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+ compatible = "fixed-clock";
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+ clock-frequency = <40000000>;
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+ };
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+ };
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+ };
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+ fragment@3 {
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+ target = <&spi0>;
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+ __overlay__ {
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+ status = "okay";
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ mcp251xfd@0 {
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+ compatible = "microchip,mcp251xfd";
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+ reg = <0>;
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&mcp251xfd_pins>;
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+ spi-max-frequency = <20000000>;
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+ interrupt-parent = <&gpio>;
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+ interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
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+ clocks = <&clk_mcp251xfd_osc>;
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+ };
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+ };
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+ };
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+ fragment@4 {
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+ target-path = "/";
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+ __overlay__ {
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+ onewire@4 {
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+ compatible = "w1-gpio";
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&w1_pins>;
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+ gpios = <&gpio 4 0>;
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+ status = "okay";
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+ };
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+ };
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+ };
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+ fragment@5 {
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+ target = <&gpio>;
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+ __overlay__ {
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+ w1_pins: w1_pins@4 {
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+ brcm,pins = <4>;
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+ brcm,function = <0>;
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+ brcm,pull = <0>;
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+ };
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+ };
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+ };
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+};
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