arm64: dts: qcom: hamoa-iot-evk: add MCP2518FD CAN on spi18

Enable the Microchip MCP2518FD CAN-FD controller on hamoa. The controller
is connected via SPI18 and uses a 40 MHz oscillator.

Signed-off-by: Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260515-hamoa-spi-can-devicetree-v2-1-d0e922608065@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
index 460f27dcd6f694c22ab2670d26753ee096ab3682..c7ba4b353ddd2885877bd72d984bbf5f72ecfb82 100644 (file)
--- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
+++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
@@ -29,6 +29,14 @@
                pinctrl-names = "default";
        };
 
+       clocks {
+               mcp2518fd_osc: clock-40000000 {
+                       compatible = "fixed-clock";
+                       clock-frequency = <40000000>;
+                       #clock-cells = <0>;
+               };
+       };
+
        wcd938x: audio-codec {
                compatible = "qcom,wcd9385-codec";
 
@@ -1227,6 +1235,19 @@
        };
 };
 
+&spi18 {
+       status = "okay";
+
+       can@0 {
+               compatible = "microchip,mcp2518fd";
+               reg = <0>;
+               interrupts-extended = <&tlmm 68 IRQ_TYPE_LEVEL_LOW>;
+               clocks = <&mcp2518fd_osc>;
+               spi-max-frequency = <14000000>;
+               microchip,xstbyen;
+       };
+};
+
 &swr0 {
        status = "okay";