Thread (2 messages) 2 messages, 2 authors, 2017-02-26

Re: [PATCH v5 7/7] arm64: dts: sunxi: add support for the Orange Pi PC 2 board

From: Rask Ingemann Lambertsen <hidden>
Date: 2017-02-26 09:28:09
Also in: linux-arm-kernel, linux-clk, lkml

On Sun, Feb 26, 2017 at 09:19:56AM +0800, Icenowy Zheng wrote:
quoted hunk ↗ jump to hunk
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts
new file mode 100644
index 000000000000..79784cba806c
--- /dev/null
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts
[...]
+	leds {
+		compatible = "gpio-leds";
+
+		pwr_led {
+			label = "orangepi:green:pwr";
+			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>;
+			default-state = "on";
+		};
+
+		status_led {
IMHO, you don't need the '_led' suffix inside the 'leds' node, and then you
also avoid having underscores in the node names.
+			label = "orangepi:red:status";
+			gpios = <&pio 0 20 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	r_gpio_keys {
Node names should not contain underscores. You can use hyphens instead. See
https://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg1122967.html
https://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg1145633.html
+&mmc0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>;
+	vmmc-supply = <&reg_vcc3v3>;
+	bus-width = <4>;
+	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
+	cd-inverted;
You should be able to simplify those last two lines to just

cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */

(see the paragraph which begins with "*NOTE* on CD and WP polarity."
in 'Documentation/devicetree/bindings/mmc/mmc.txt'.)

-- 
Rask Ingemann Lambertsen
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