arm: mvebu: Add gpio-ranges into Armada 38x device tree file

This allows U-Boot mvebu-gpio.c driver to switch particular MPP pin into
GPIO mode and enable GPIO support.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>

diff --git a/arch/arm/dts/armada-38x.dtsi b/arch/arm/dts/armada-38x.dtsi
index 061bd78520812a0e18dfef2bbdd0a11337821fd9..7d76df3f9ce71a857a42a7d1e179ad0b2d4def73 100644 (file)
--- a/arch/arm/dts/armada-38x.dtsi
+++ b/arch/arm/dts/armada-38x.dtsi
@@ -295,6 +295,7 @@
                                reg-names = "gpio", "pwm";
                                ngpios = <32>;
                                gpio-controller;
+                               gpio-ranges = <&pinctrl 0 0 32>;
                                #gpio-cells = <2>;
                                #pwm-cells = <2>;
                                interrupt-controller;
@@ -313,6 +314,7 @@
                                reg-names = "gpio", "pwm";
                                ngpios = <28>;
                                gpio-controller;
+                               gpio-ranges = <&pinctrl 0 32 28>;
                                #gpio-cells = <2>;
                                #pwm-cells = <2>;
                                interrupt-controller;