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linux-raspberrypi_5.15.bbappend: Add device tree overlays for Seeed r…
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…eComputer-R100x

This overlay is taken from https://github.com/Seeed-Studio/seeed-linux-dtoverlays/tree/master/overlays/rpi

Changelog-entry: Add device tree overlays for Seeed reComputer-R100x
Signed-off-by: Florin Sarbu <[email protected]>
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floion committed Jul 19, 2024
1 parent aec3b83 commit 482f64e
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306 changes: 306 additions & 0 deletions ...kernel/linux/linux-raspberrypi/0001-overlays-Add-overlay-for-Seeed-reComputer-R1000.patch
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From 52fa96d5fae3f05653b7626130e681510b374392 Mon Sep 17 00:00:00 2001
From: Florin Sarbu <[email protected]>
Date: Fri, 12 Jul 2024 09:05:28 +0000
Subject: [PATCH] overlays: Add overlay for Seeed reComputer R1000

Signed-off-by: Florin Sarbu <[email protected]>
---
.../dts/overlays/reComputer-R100x-overlay.dts | 285 ++++++++++++++++++
1 file changed, 285 insertions(+)
create mode 100644 arch/arm/boot/dts/overlays/reComputer-R100x-overlay.dts

diff --git a/arch/arm/boot/dts/overlays/reComputer-R100x-overlay.dts b/arch/arm/boot/dts/overlays/reComputer-R100x-overlay.dts
new file mode 100644
index 000000000000..68f11af67f90
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/reComputer-R100x-overlay.dts
@@ -0,0 +1,285 @@
+/*
+ * Copyright (C) 2021 Seeed Studio
+ * ruiqian <[email protected]>
+ *
+ * MIT License
+ *
+ */
+ /dts-v1/;
+ /plugin/;
+
+ #include "dt-bindings/gpio/gpio.h"
+
+ / {
+ compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709", "brcm,bcm2711";
+
+ fragment@0 {
+ target-path="/";
+ __overlay__ {
+ hardware = "reComputer-R100x V1.0";
+ };
+ };
+
+ fragment@1 {
+ target = <&i2c0>;
+ __overlay__ {
+ status = "okay";
+ clock-frequency = <400000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
+ fragment@2 {
+ target = <&i2c1>;
+ __overlay__ {
+ status = "okay";
+ clock-frequency = <100000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
+ fragment@3 {
+ target = <&i2c3>;
+ __overlay__ {
+ status = "okay";
+ clock-frequency = <400000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pcf857x: pcf@21 {
+ compatible = "nxp,pca9535";
+ reg = <0x21>;
+ status = "okay";
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio-line-names =
+ "LoRaWAN_SX1262_CS" ,"LoRaWAN_SX1262_RST",
+ "LoRaWAN_SX1302_RST" ,"LTE_RESET",
+ "TPM_RST" ,"gpio_pin5",
+ "gpio_pin6" ,"gpio_pin7",
+ "EEPROM_WP" ,"VDD_OUT_CTL",
+ "VDD_5V_OUT_CTL" ,"USB2_RST_EN",
+ "RS485_POWER_EN" ,"gpio_pin13",
+ "gpio_pin14" ,"gpio_pin15";
+
+ LoRaWAN_SX1262_CS {
+ gpios = <&pcf857x 0 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "LoRaWAN_SX1262_CS";
+ };
+
+ LoRaWAN_SX1262_RST {
+ gpios = <&pcf857x 1 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "LoRaWAN_SX1262_RST";
+ };
+
+ LoRaWAN_SX1302_RST {
+ gpios = <&pcf857x 2 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "LoRaWAN_SX1302_RST";
+ };
+
+ LTE_RESET {
+ gpios = <&pcf857x 3 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "LTE_RESET";
+ };
+
+ TPM_RST {
+ gpios = <&pcf857x 4 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "TPM_RST";
+ };
+
+ VDD_OUT_CTL {
+ gpios = <&pcf857x 9 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "VDD_OUT_CTL";
+ };
+
+ VDD_5V_OUT_CTL {
+ gpios = <&pcf857x 10 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "VDD_5V_OUT_CTL";
+ };
+
+ USB2_RST_EN {
+ gpios = <&pcf857x 11 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "USB2_RST_EN";
+ };
+
+ RS485_POWER_EN {
+ gpios = <&pcf857x 12 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "RS485_POWER_EN";
+ };
+ };
+ };
+ };
+
+ fragment@4 {
+ target = <&i2c6>;
+ __overlay__ {
+ status = "okay";
+ clock-frequency = <100000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pcf8563w@51 {
+ compatible = "nxp,pcf8563w";
+ reg = <0x51>;
+ reset-source;
+ /* 0 = 4096Hz, 1 = 64Hz, 2 = 1Hz, 3 = 1/60Hz */
+ timer-frequency = <0x02>;
+ /* Timeout count, max 255 min 2*/
+ default-timeout = <120>;
+ min-hw-heartbeat-ms = <2000>;
+ };
+
+ eeprom@50 {
+ compatible = "atmel,24c256";
+ reg = <0x50>;
+ };
+
+ };
+ };
+
+ fragment@5 {
+ target = <&uart2>;
+ __overlay__ {
+ label = "RS485_1";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins>;
+ rts-gpio = <&gpio 6 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+ };
+
+ fragment@6 {
+ target = <&uart3>;
+ __overlay__ {
+ label = "RS485_2";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_pins>;
+ rts-gpio = <&gpio 17 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+ };
+
+ fragment@7 {
+ target = <&uart5>;
+ __overlay__ {
+ label = "RS485_3";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart5_pins>;
+ rts-gpio = <&gpio 24 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+ };
+
+ fragment@8 {
+ target = <&uart2_pins>;
+ __dormant__ {
+ brcm,pins = <0 1>;
+ brcm,pull = <0 2>;
+ };
+ };
+
+ fragment@9 {
+ target = <&uart3_pins>;
+ __dormant__ {
+ brcm,pins = <4 5>;
+ brcm,pull = <0 2>;
+ };
+ };
+
+ fragment@a {
+ target = <&uart5_pins>;
+ __dormant__ {
+ brcm,pins = <12 13>;
+ brcm,pull = <0 2>;
+ };
+ };
+
+ fragment@b {
+ target = <&spi0>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+
+ fragment@c {
+ target = <&spidev0>;
+ __overlay__ {
+ status = "disabled";
+ };
+ };
+
+ fragment@d {
+ target = <&spi0>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ slb9670: slb9670@0 {
+ compatible = "infineon,slb9670";
+ reg = <0>; /* CE0 */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ spi-max-frequency = <32000000>;
+ status = "okay";
+ };
+
+ };
+ };
+
+
+ fragment@f {
+ target = <&leds>;
+ __overlay__ {
+ compatible = "gpio-leds";
+
+ led_red: led_red {
+ label = "led-red";
+ linux,default-trigger = "default-off";
+ gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+
+ led_green: led_green {
+ label = "led-green";
+ linux,default-trigger = "default-off";
+ gpios = <&gpio 26 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+
+ led_blue: led_blue {
+ label = "led-blue";
+ linux,default-trigger = "default-off";
+ gpios = <&gpio 27 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ };
+ };
+
+ fragment@10 {
+ target-path="/";
+ __overlay__ {
+ beeper: beeper {
+ compatible = "gpio-beeper";
+ gpios = <&gpio 21 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+ };
+ };
+
+ __overrides__ {
+ uart2 = <0>,"=5!1";
+ i2c0 = <0>,"!5=1";
+ };
+};
\ No newline at end of file
--
2.17.1

1 change: 1 addition & 0 deletions layers/meta-balena-raspberrypi/recipes-kernel/linux/linux-raspberrypi_5.15.bbappend
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ SRC_URI:append = " \
file://0001-seeed-studio-can-bus-v2-Add-dtbo-for-this-can-bus.patch \
file://0011-USB-serial-Add-support-for-more-Quectel-modules.patch \
file://0001-waveshare-sim7600-Add-dtbo-for-this-modem.patch \
file://0001-overlays-Add-overlay-for-Seeed-reComputer-R1000.patch \
"

SRC_URI:append:rt-rpi-300 = " \
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