ARM: sun7i: Add the PIO controller node to the DTSI

The PIO controller is responsible for the GPIO/muxing/external
interrupts handling. Now that we have support for the A20 pin set in the
pinctrl driver, we can start using it in the DTSI.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 33391517118c..980ec7522fa8 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -61,6 +61,18 @@
                 #size-cells = <1>;
                 ranges;
 
+                pio: pinctrl@01c20800 {
+                        compatible = "allwinner,sun7i-a20-pinctrl";
+                        reg = <0x01c20800 0x400>;
+                        interrupts = <0 28 1>;
+                        clocks = <&osc24M>;
+                        gpio-controller;
+                        interrupt-controller;
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        #gpio-cells = <3>;
+                };
+
                 timer@01c20c00 {
                         compatible = "allwinner,sun4i-timer";
                         reg = <0x01c20c00 0x90>;