arm64: dts: meson: a1: add pinctrl controller support

add peripheral pinctrl controller to a1 SoC

Signed-off-by: Qianggui Song <qianggui.song@amlogic.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index 1c588ab..4dec518 100644 (file)
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -5,6 +5,7 @@
 
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/gpio/meson-a1-gpio.h>
 
 / {
        compatible = "amlogic,a1";
@@ -74,12 +75,30 @@
                        #size-cells = <2>;
                        ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x1000000>;
 
+
                        reset: reset-controller@0 {
                                compatible = "amlogic,meson-a1-reset";
                                reg = <0x0 0x0 0x0 0x8c>;
                                #reset-cells = <1>;
                        };
 
+                       periphs_pinctrl: pinctrl@0400 {
+                               compatible = "amlogic,meson-a1-periphs-pinctrl";
+                               #address-cells = <2>;
+                               #size-cells = <2>;
+                               ranges;
+
+                               gpio: bank@0400 {
+                                       reg = <0x0 0x0400 0x0 0x003c>,
+                                             <0x0 0x0480 0x0 0x0118>;
+                                       reg-names = "mux", "gpio";
+                                       gpio-controller;
+                                       #gpio-cells = <2>;
+                                       gpio-ranges = <&periphs_pinctrl 0 0 62>;
+                               };
+
+                       };
+
                        uart_AO: serial@1c00 {
                                compatible = "amlogic,meson-gx-uart",
                                             "amlogic,meson-ao-uart";