ARM: dts: sun7i: Add can0_pins_a pinctrl settings

The A20 SoC has an on-board CAN controller. This patch adds
the pinctrl settings for pins PH20 and PH21.

This patch is adapted from the description in
Documentation/devicetree/bindings/net/can/sun4i_can.txt

Signed-off-by: Patrick Menschel <menschel.p@posteo.de>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index ff742a5..8749163 100644 (file)
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -1095,6 +1095,11 @@
                        #interrupt-cells = <3>;
                        #gpio-cells = <3>;
 
+                       can0_pins_a: can0@0 {
+                               pins = "PH20", "PH21";
+                               function = "can";
+                       };
+
                        clk_out_a_pins_a: clk_out_a@0 {
                                pins = "PI12";
                                function = "clk_out_a";