From: Miquel Raynal <miquel.raynal@bootlin.com>
Date: Wed, 28 Feb 2018 19:51:58 +0000 (+0100)
Subject: sunxi: dts: enable NAND on NES classic
X-Git-Tag: v2018.05-rc2~140^2~15
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=491feffa88f403a791c71ec8dd1b2c5943c83d61;p=oweals%2Fu-boot.git

sunxi: dts: enable NAND on NES classic

Let the Nintendo NES Classic use the Macronix NAND chip on it.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
---

diff --git a/arch/arm/dts/sun8i-a23-a33.dtsi b/arch/arm/dts/sun8i-a23-a33.dtsi
index ea50dda75a..ffd21487dc 100644
--- a/arch/arm/dts/sun8i-a23-a33.dtsi
+++ b/arch/arm/dts/sun8i-a23-a33.dtsi
@@ -289,6 +289,23 @@
 				function = "uart1";
 			};
 
+			nand_pins_a: nand-base0@0 {
+				pins = "PC0", "PC1", "PC2", "PC5",
+				       "PC8", "PC9", "PC10", "PC11",
+				       "PC12", "PC13", "PC14", "PC15";
+				function = "nand0";
+			};
+
+			nand_cs0_pins_a: nand-cs@0 {
+				pins = "PC4";
+				function = "nand0";
+			};
+
+			nand_rb0_pins_a: nand-rb@0 {
+				pins = "PC6";
+				function = "nand0";
+			};
+
 			mmc0_pins_a: mmc0@0 {
 				pins = "PF0", "PF1", "PF2",
 				       "PF3", "PF4", "PF5";
diff --git a/arch/arm/dts/sun8i-r16-nintendo-nes-classic-edition.dts b/arch/arm/dts/sun8i-r16-nintendo-nes-classic-edition.dts
index dce688ec8e..72a8505d94 100644
--- a/arch/arm/dts/sun8i-r16-nintendo-nes-classic-edition.dts
+++ b/arch/arm/dts/sun8i-r16-nintendo-nes-classic-edition.dts
@@ -61,3 +61,17 @@
 	pinctrl-0 = <&uart0_pins_a>;
 	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 = <1>;
+		#size-cells = <1>;
+		reg = <0>;
+		allwinner,rb = <0>;
+		nand-ecc-mode = "hw";
+	};
+};