From 491feffa88f403a791c71ec8dd1b2c5943c83d61 Mon Sep 17 00:00:00 2001 From: Miquel Raynal Date: Wed, 28 Feb 2018 20:51:58 +0100 Subject: [PATCH] sunxi: dts: enable NAND on NES classic Let the Nintendo NES Classic use the Macronix NAND chip on it. Signed-off-by: Miquel Raynal Signed-off-by: Maxime Ripard --- arch/arm/dts/sun8i-a23-a33.dtsi | 17 +++++++++++++++++ .../sun8i-r16-nintendo-nes-classic-edition.dts | 14 ++++++++++++++ 2 files changed, 31 insertions(+) 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"; + }; +}; -- 2.25.1