[PATCH 5/5] arm64: dts: qcom: qrb4210-rb2: Enable CAN bus controller

From: Konrad Dybcio
Date: Mon May 15 2023 - 09:05:09 EST


Enable the Microchip mcp2518fd hosted on the SPI5 bus.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
index 224c96bba35f..e2e82dd83c55 100644
--- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
+++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
@@ -20,6 +20,14 @@ chosen {
stdout-path = "serial0:115200n8";
};

+ clocks {
+ clk40M: can-clk {
+ compatible = "fixed-clock";
+ clock-frequency = <40000000>;
+ #clock-cells = <0>;
+ };
+ };
+
hdmi-connector {
compatible = "hdmi-connector";
type = "a";
@@ -415,6 +423,20 @@ &sdhc_2 {
status = "okay";
};

+&spi5 {
+ status = "okay";
+
+ can@0 {
+ compatible = "microchip,mcp2518fd";
+ reg = <0>;
+ interrupts-extended = <&tlmm 39 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&clk40M>;
+ spi-max-frequency = <10000000>;
+ vdd-supply = <&vdc_5v>;
+ xceiver-supply = <&vdc_5v>;
+ };
+};
+
&sleep_clk {
clock-frequency = <32000>;
};

--
2.40.1