arm64: dts: renesas: r9a09g077m44-rzt2h-evk: Enable CANFD

Enable CANFD channel 0, which is available on the CN55 connector.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20251224175204.3400062-4-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts b/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts
index c8e983b4367571fb37f54faf525be0ea5cc4c7d4..eedea1ce57e6751a45c0beb951106a7e98283dd3 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts
@@ -171,6 +171,16 @@
        };
 };
 
+&canfd {
+       pinctrl-0 = <&can0_pins>;
+       pinctrl-names = "default";
+       status = "okay";
+
+       channel0 {
+               status = "okay";
+       };
+};
+
 &i2c0 {
        pinctrl-0 = <&i2c0_pins>;
        pinctrl-names = "default";
@@ -199,6 +209,17 @@
 };
 
 &pinctrl {
+       /*
+        * CAN0 Pin Configuration:
+        *
+        * SW7[1] OFF; SW7[2] ON - Use P24_4 as CANTX0.
+        * SW7[3] OFF; SW7[4] ON - Use P24_3 as CANRX0.
+        */
+       can0_pins: can0-pins {
+               pinmux = <RZT2H_PORT_PINMUX(24, 3, 0x19)>, /* CANRX0 */
+                        <RZT2H_PORT_PINMUX(24, 4, 0x19)>; /* CANTX0 */
+       };
+
        /*
         * GMAC2 Pin Configuration:
         *