[v2,03/15] arm64: dts: st: add CAN1 support on stm32mp25
diff mbox series

Message ID 20260529144707.3931919-4-dario.binacchi@amarulasolutions.com
State New
Headers show
Series
  • arm64: support Engicam MicroGEA-STM32MP257-RMM board
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Commit Message

Dario Binacchi May 29, 2026, 2:46 p.m. UTC 
The controller is compliant with ISO 11898-1: 2015 (CAN protocol
specification version 2.0 part A, B) and CAN FD protocol specification
version 1.0.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>

---

Changes in v2:
- Add resets property to dts CAN node. Suggested by Sashiko.

 arch/arm64/boot/dts/st/stm32mp253.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

Patch
diff mbox series 

diff --git a/arch/arm64/boot/dts/st/stm32mp253.dtsi b/arch/arm64/boot/dts/st/stm32mp253.dtsi
index eeceb086252b..7e82f01fdc10 100644
--- a/arch/arm64/boot/dts/st/stm32mp253.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp253.dtsi
@@ -43,6 +43,22 @@  &optee {
 };
 
 &rifsc {
+	m_can1: can@402d0000 {
+		compatible = "bosch,m_can";
+		reg = <0x402d0000 0x400>, <0x40310000 0xd50>;
+		reg-names = "m_can", "message_ram";
+		interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "int0", "int1";
+		clocks = <&rcc CK_BUS_FDCAN>, <&rcc CK_KER_FDCAN>;
+		clock-names = "hclk", "cclk";
+		resets = <&rcc FDCAN_R>;
+		bosch,mram-cfg = <0x0 0 0 32 0 0 2 2>;
+		access-controllers = <&rifsc 56>;
+		power-domains = <&CLUSTER_PD>;
+		status = "disabled";
+	};
+
 	ethernet2: ethernet@482d0000 {
 		compatible = "st,stm32mp25-dwmac", "snps,dwmac-5.20";
 		reg = <0x482d0000 0x4000>;