Commit 671f852c authored by Evgeny Boger's avatar Evgeny Boger Committed by Marc Kleine-Budde
Browse files

ARM: dts: sun8i: r40: add node for CAN controller 

Allwinner R40 (also known as A40i, T3, V40) has a CAN controller. The
controller is the same as in earlier A10 and A20 SoCs, but needs reset
line to be deasserted before use.

This patch adds a CAN node and the corresponding pinctrl descriptions.

Link: https://lore.kernel.org/all/20211122104616.537156-4-boger@wirenboard.com


Signed-off-by: default avatarEvgeny Boger <boger@wirenboard.com>
Signed-off-by: default avatarMarc Kleine-Budde <mkl@pengutronix.de>
parent 2c2fd0e6

arch/arm/boot/dts/sun8i-r40.dtsi

+19 −0
Original line number Diff line number Diff line
@@ -511,6 +511,16 @@ 
			#interrupt-cells = <3>;

			#gpio-cells = <3>;



			can_ph_pins: can-ph-pins {

				pins = "PH20", "PH21";

				function = "can";

			};



			can_pa_pins: can-pa-pins {

				pins = "PA16", "PA17";

				function = "can";

			};



			clk_out_a_pin: clk-out-a-pin {

				pins = "PI12";

				function = "clk_out_a";
@@ -926,6 +936,15 @@ 
			#size-cells = <0>;

		};



		can0: can@1c2bc00 {

			compatible = "allwinner,sun8i-r40-can";

			reg = <0x01c2bc00 0x400>;

			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;

			clocks = <&ccu CLK_BUS_CAN>;

			resets = <&ccu RST_BUS_CAN>;

			status = "disabled";

		};



		i2c4: i2c@1c2c000 {

			compatible = "allwinner,sun6i-a31-i2c";

			reg = <0x01c2c000 0x400>;