[PATCH v3 11/12] arm64: dts: qcom: qrb2210-rb1: Enable CAN bus controller

Konrad Dybcio konrad.dybcio at linaro.org
Wed Nov 29 06:44:08 PST 2023


Enable the Microchip mcp2518fd hosted on the SPI5 bus.

Signed-off-by: Konrad Dybcio <konrad.dybcio at linaro.org>
---
 arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts
index ac6584164058..ac597eb3fe9d 100644
--- a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts
+++ b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts
@@ -23,6 +23,14 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	clocks {
+		clk40M: can-clk {
+			compatible = "fixed-clock";
+			clock-frequency = <40000000>;
+			#clock-cells = <0>;
+		};
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 		label = "gpio-keys";
@@ -449,6 +457,20 @@ &sdhc_2 {
 	status = "okay";
 };
 
+&spi5 {
+	status = "okay";
+
+	can at 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>;
+	};
+};
+
 &tlmm {
 	lt9611_rst_pin: lt9611-rst-state {
 		pins = "gpio41";

-- 
2.43.0




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