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 ea50dda..ffd2148 100644 (file)
--- 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 dce688e..72a8505 100644 (file)
--- 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";
+       };
+};