Re: [PATCH 2/2] arm64: dts: qcom: msm8939-huawei-kiwi: Add initial device tree

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On 9/16/23 15:41, Lukas Walter wrote:
This dts adds support for Huawei Honor 5X / GR5 (2016) smartphone
released in 2015.

Add device tree with initial support for:

- GPIO keys
- Hall sensor
- SDHCI (internal and external storage)
- WCNSS (BT/WIFI)
- Sensors (accelerometer, proximity and gyroscope)
- Vibrator
- Touchscreen

Signed-off-by: Lukas Walter <lukas.walter@xxxxxxxxx>
Signed-off-by: Raymond Hackley <raymondhackley@xxxxxxxxxxxxxx>
---
Beyond the signoff question from Krzysztof, this looks really good.
Some comments below.

[...]

+
+	reserved-memory {
+		reserved@84a00000 {
+			reg = <0x0 0x84a00000 0x0 0x1600000>;
+			no-map;
+		};
Do we know what this is for?


+	};
+
+	gpio-hall-sensor {
+		compatible = "gpio-keys";
+
+		pinctrl-0 = <&gpio_hall_sensor_default>;
+		pinctrl-names = "default";
+
+		label = "GPIO Hall Effect Sensor";
I think we can have both hall sensor and V+ under gpio-keys

And then I am not sure how useful the label is for the container
node, maybe you or somebody else can tell me whether it's used
anywhere
+
+		event-hall-sensor {
+			label = "Hall Effect Sensor";
+			gpios = <&tlmm 69 GPIO_ACTIVE_LOW>;
+			linux,input-type = <EV_SW>;
+			linux,code = <SW_LID>;
+			linux,can-disable;
Should this not be a wakeup-source btw?

+		};
+	};
+
[...]

+		/*
+		 * NOTE: vdd is not directly supplied by pm8916_l16, it seems to be a
+		 * fixed regulator that is automatically enabled by pm8916_l16.
That sounds reasonable, many boards have such circuits

Konrad



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