[PATCH v2] arm64: dts: qcom: hamoa-iot-evk: add MCP2518FD CAN on spi18

Viken Dadhaniya posted 1 patch 4 weeks ago
arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
[PATCH v2] arm64: dts: qcom: hamoa-iot-evk: add MCP2518FD CAN on spi18
Posted by Viken Dadhaniya 4 weeks ago
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>
---
Changes in v2:
- Rename the fixed-clock node from can-clk to clock-40000000 to follow the
  standard fixed-clock naming convention (clock-<frequency-in-Hz>).
- Link to v1: https://patch.msgid.link/20260513-hamoa-spi-can-devicetree-v1-1-554a671a3789@oss.qualcomm.com
---
 arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
index 460f27dcd6f6..c7ba4b353ddd 100644
--- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
+++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
@@ -29,6 +29,14 @@ backlight: backlight {
 		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 @@ tpm@0 {
 	};
 };
 
+&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";
 

---
base-commit: e98d21c170b01ddef366f023bbfcf6b31509fa83
change-id: 20260513-hamoa-spi-can-devicetree-4cc79d8293a2

Best regards,
--  
Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>

Re: [PATCH v2] arm64: dts: qcom: hamoa-iot-evk: add MCP2518FD CAN on spi18
Posted by Bjorn Andersson 2 weeks, 6 days ago
On Fri, 15 May 2026 11:53:23 +0530, Viken Dadhaniya wrote:
> Enable the Microchip MCP2518FD CAN-FD controller on hamoa. The controller
> is connected via SPI18 and uses a 40 MHz oscillator.
> 
> 

Applied, thanks!

[1/1] arm64: dts: qcom: hamoa-iot-evk: add MCP2518FD CAN on spi18
      commit: 181bef739979466b6ede95b34d6c94d0250b1c0e

Best regards,
-- 
Bjorn Andersson <andersson@kernel.org>