[PATCH v1] arm64: dts: qcom: qcs6490-rb3gen2: Enable CAN bus controller
From: Viken Dadhaniya
Date: Fri Apr 03 2026 - 02:41:14 EST
Enable the MCP2518FD CAN controller on the QCS6490 RB3 Gen2 platform.
The controller is connected via SPI3 and uses a 40 MHz oscillator.
Signed-off-by: Viken Dadhaniya <viken.dadhaniya@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index e393ccf1884a..ceb68a890bf4 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -44,6 +44,14 @@ chosen {
stdout-path = "serial0:115200n8";
};
+ clocks {
+ mcp2518fd_osc: can-clk {
+ compatible = "fixed-clock";
+ clock-frequency = <40000000>;
+ #clock-cells = <0>;
+ };
+ };
+
dp-connector {
compatible = "dp-connector";
label = "DP";
@@ -1208,6 +1216,20 @@ platform {
};
};
+&spi3 {
+ status = "okay";
+
+ can@0 {
+ compatible = "microchip,mcp2518fd";
+ reg = <0>;
+ interrupts-extended = <&tlmm 7 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&mcp2518fd_osc>;
+ spi-max-frequency = <14000000>;
+ vdd-supply = <&vreg_l11c_2p8>;
+ microchip,xstbyen;
+ };
+};
+
&swr2 {
status = "okay";
---
base-commit: cc13002a9f984d37906e9476f3e532a8cdd126f5
change-id: 20260403-can-spi-kodiak-dtsi-64ceebf28431
Best regards,
--
Viken Dadhaniya <viken.dadhaniya@xxxxxxxxxxxxxxxx>