[PATCH v3 2/3] arm64: dts: ti: k3-am62a: use ti,am62-mcan compatible for m_can devices
From: Kendall Willis
Date: Sat Sep 12 2026 - 17:33:24 EST
Prepend "ti,am62-mcan" to the m_can device compatible property since
this compatible adds out-of-band wakeup functionality. The m_can pins
can be a wakeup source in the deepest low power states, despite being
in power domains which are OFF during deeper low power states since
it has the out-of-band wakeup capability.
Signed-off-by: Kendall Willis <k-willis@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 2 +-
arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
index 9e5b75a4e88e23c74270b667a0a02d5efd931532..1552029fe4d4945b8fbe87792719c7ec7335bebb 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
@@ -848,7 +848,7 @@ mailbox0_cluster3: mailbox@29030000 {
};
main_mcan0: can@20701000 {
- compatible = "bosch,m_can";
+ compatible = "ti,am62-mcan", "bosch,m_can";
reg = <0x00 0x20701000 0x00 0x200>,
<0x00 0x20708000 0x00 0x8000>;
reg-names = "m_can", "message_ram";
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi
index d22caa7c346b35dcb11163a5e73e17790ff751dd..b9a66e884434132dbfe93811578ca436e8c6103f 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-mcu.dtsi
@@ -152,7 +152,7 @@ mcu_rti0: watchdog@4880000 {
};
mcu_mcan0: can@4e08000 {
- compatible = "bosch,m_can";
+ compatible = "ti,am62-mcan", "bosch,m_can";
reg = <0x00 0x4e08000 0x00 0x200>,
<0x00 0x4e00000 0x00 0x8000>;
reg-names = "m_can", "message_ram";
@@ -164,7 +164,7 @@ mcu_mcan0: can@4e08000 {
};
mcu_mcan1: can@4e18000 {
- compatible = "bosch,m_can";
+ compatible = "ti,am62-mcan", "bosch,m_can";
reg = <0x00 0x4e18000 0x00 0x200>,
<0x00 0x4e10000 0x00 0x8000>;
reg-names = "m_can", "message_ram";
--
2.34.1