From: miquel.raynal@bootlin.com (Miquel Raynal)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 2/2] arm: dts: nes: add Nintendo NES/SuperNES Classic Edition support
Date: Mon, 26 Mar 2018 23:28:20 +0200 [thread overview]
Message-ID: <20180326212820.20637-3-miquel.raynal@bootlin.com> (raw)
In-Reply-To: <20180326212820.20637-1-miquel.raynal@bootlin.com>
The Nintendo NES/SuperNES features an R16 already well supported in
mainline.
The console over UART0 may be wired on two ports of the R16, both
available on the NES Classic PCB.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---
arch/arm/boot/dts/Makefile | 2 +
arch/arm/boot/dts/sun8i-a23-a33.dtsi | 2 +
.../boot/dts/sun8i-r16-nintendo-nes-classic.dts | 62 ++++++++++++++++++++++
.../dts/sun8i-r16-nintendo-supernes-classic.dts | 17 ++++++
4 files changed, 83 insertions(+)
create mode 100644 arch/arm/boot/dts/sun8i-r16-nintendo-nes-classic.dts
create mode 100644 arch/arm/boot/dts/sun8i-r16-nintendo-supernes-classic.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index ade7a38543dc..cfdb48bd1a1d 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -990,6 +990,8 @@ dtb-$(CONFIG_MACH_SUN8I) += \
sun8i-h3-orangepi-plus.dtb \
sun8i-h3-orangepi-plus2e.dtb \
sun8i-r16-bananapi-m2m.dtb \
+ sun8i-r16-nintendo-nes-classic.dtb \
+ sun8i-r16-nintendo-supernes-classic.dtb \
sun8i-r16-parrot.dtb \
sun8i-r40-bananapi-m2-ultra.dtb \
sun8i-v3s-licheepi-zero.dtb \
diff --git a/arch/arm/boot/dts/sun8i-a23-a33.dtsi b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
index 0308e8b21ea5..c83919ab8542 100644
--- a/arch/arm/boot/dts/sun8i-a23-a33.dtsi
+++ b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
@@ -198,6 +198,8 @@
clock-names = "ahb", "mod";
resets = <&ccu RST_BUS_NAND>;
reset-names = "ahb";
+ pinctrl-names = "default";
+ pinctrl-0 = <&nand_pins &nand_pins_cs0 &nand_pins_rb0>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
diff --git a/arch/arm/boot/dts/sun8i-r16-nintendo-nes-classic.dts b/arch/arm/boot/dts/sun8i-r16-nintendo-nes-classic.dts
new file mode 100644
index 000000000000..bc067befd2eb
--- /dev/null
+++ b/arch/arm/boot/dts/sun8i-r16-nintendo-nes-classic.dts
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: GPL-2.0 OR X11
+/* Copyright (c) 2016 FUKAUMI Naoki <naobsd@gmail.com> */
+
+/dts-v1/;
+#include "sun8i-a33.dtsi"
+#include "sunxi-common-regulators.dtsi"
+
+/ {
+ model = "Nintendo NES Classic Edition";
+ compatible = "nintendo,nes-classic", "allwinner,sun8i-a33";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+};
+
+&uart0 {
+ /*
+ * UART0 is available on two ports: PB and PF, both are accessible.
+ * PF can also be used for the SD card so PB is preferred.
+ */
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins_a>;
+ status = "okay";
+};
+
+&nfc {
+ status = "okay";
+
+ /* 2Gb Macronix MX30LF2G18AC (3V) */
+ nand at 0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0>;
+ allwinner,rb = <0>;
+ nand-ecc-mode = "hw";
+ nand-ecc-strength = <16>;
+ nand-ecc-step-size = <1024>;
+ };
+};
+
+&usb_otg {
+ status = "okay";
+};
+
+&usbphy {
+ /* VBUS is always on because it is wired to the power supply */
+ usb1_vbus-supply = <®_vcc5v0>;
+ status = "okay";
+};
+
+&ehci0 {
+ status = "okay";
+};
+
+&ohci0 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/sun8i-r16-nintendo-supernes-classic.dts b/arch/arm/boot/dts/sun8i-r16-nintendo-supernes-classic.dts
new file mode 100644
index 000000000000..928f82dbe440
--- /dev/null
+++ b/arch/arm/boot/dts/sun8i-r16-nintendo-supernes-classic.dts
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0 OR X11
+
+/dts-v1/;
+#include "sun8i-r16-nintendo-nes-classic.dts"
+
+/ {
+ model = "Nintendo SuperNES Classic Edition";
+ compatible = "nintendo,supernes-classic", "allwinner,sun8i-a33";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+};
--
2.14.1
next prev parent reply other threads:[~2018-03-26 21:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-26 21:28 [PATCH v2 0/2] Add Nintendo NES/SuperNES classic support Miquel Raynal
2018-03-26 21:28 ` [PATCH v2 1/2] arm: dts: sun8i: a23/a33: declare NAND pins Miquel Raynal
2018-03-27 2:46 ` Chen-Yu Tsai
2018-03-26 21:28 ` Miquel Raynal [this message]
2018-03-27 2:38 ` [PATCH v2 2/2] arm: dts: nes: add Nintendo NES/SuperNES Classic Edition support Chen-Yu Tsai
2018-03-27 6:51 ` Maxime Ripard
2018-04-21 16:39 ` Miquel Raynal
2018-04-21 16:25 ` Miquel Raynal
2018-03-27 2:12 ` [PATCH v2 0/2] Add Nintendo NES/SuperNES classic support Chen-Yu Tsai
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