sunxi: Enable NAND controller on the CHIP

Enable the NAND controller in the sun5i-r8-chip.dts.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>

arch/arm/dts/sun5i-a10s.dtsi

@@ -241,6 +241,20 @@
 		allwinner,drive = <SUN4I_PINCTRL_30_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 	};
+
+	nand_cs2_pins_a: nand_cs@2 {
+		allwinner,pins = "PC17";
+		allwinner,function = "nand0";
+		allwinner,drive = <0>;
+		allwinner,pull = <0>;
+	};
+
+	nand_cs3_pins_a: nand_cs@3 {
+		allwinner,pins = "PC18";
+		allwinner,function = "nand0";
+		allwinner,drive = <0>;
+		allwinner,pull = <0>;
+	};
 };
 
 &sram_a {

arch/arm/dts/sun5i-a13-olinuxino.dts

@@ -155,6 +155,21 @@
 	status = "okay";
 };
 
+&nfc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&nand_pins_a &nand_cs0_pins_a &nand_rb0_pins_a>;
+	status = "okay";
+
+	nand@0 {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		reg = <0>;
+		allwinner,rb = <0>;
+		nand-ecc-mode = "hw";
+		allwinner,randomize;
+	};
+};
+
 &ohci0 {
 	status = "okay";
 };

arch/arm/dts/sun5i-r8-chip.dts

@@ -142,6 +142,21 @@
 	status = "okay";
 };
 
+&nfc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&nand_pins_a &nand_cs0_pins_a &nand_rb0_pins_a>;
+	status = "okay";
+
+	nand@0 {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		reg = <0>;
+		allwinner,rb = <0>;
+		nand-ecc-mode = "hw";
+		nand-on-flash-bbt;
+	};
+};
+
 &ohci0 {
 	status = "okay";
 };