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Message-ID: <a019de0c-4f88-4016-b08c-9f4049f2b8d0@linaro.org>
Date:   Sat, 9 Dec 2023 15:03:07 +0100
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Subject: Re: [PATCH 3/5] arm64: dts: rockchip: Add support for rk3588s based
 board CoolPi 4B
Content-Language: en-US
To:     Andy Yan <andyshrk@163.com>, heiko@sntech.de
Cc:     krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-rockchip@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org
References: <20231209103622.1568289-1-andyshrk@163.com>
 <20231209103802.1568552-1-andyshrk@163.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <20231209103802.1568552-1-andyshrk@163.com>
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Precedence: bulk

On 09/12/2023 11:38, Andy Yan wrote:
> CoolPi 4B is a rk3588s based SBC.
> Specification:
> - Rockchip RK3588S
> - LPDDR4 2/4/8/16 GB
> - TF scard slot


> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/pinctrl/rockchip.h>
> +#include <dt-bindings/soc/rockchip,vop2.h>
> +#include "rk3588s.dtsi"
> +
> +/ {
> +	model = "RK3588S CoolPi 4B";
> +	compatible = "CoolPi 4 Model B", "rockchip,rk3588s";

That's not a real compatible.

> +
> +	aliases {
> +		mmc0 = &sdhci;
> +		mmc1 = &sdio;
> +		mmc2 = &sdmmc;
> +		serial2 = &uart2;
> +	};
> +
> +	analog-sound {
> +		compatible = "audio-graph-card";
> +		label = "rk3588-es8316";
> +
> +		widgets = "Microphone", "Mic Jack",
> +			  "Headphone", "Headphones";
> +
> +		routing = "MIC2", "Mic Jack",
> +			  "Headphones", "HPOL",
> +			  "Headphones", "HPOR";
> +
> +		dais = <&i2s0_8ch_p0>;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial2:1500000n8";
> +	};
> +
> +	leds: leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl- = <&gpio_leds>;
> +		status = "okay";

Drop

> +
> +		led0: led-green {
> +			color = <LED_COLOR_ID_GREEN>;
> +			function = LED_FUNCTION_STATUS;
> +			gpios = <&gpio0 RK_PD0 GPIO_ACTIVE_HIGH>;
> +			linux,default-trigger = "heartbeat";
> +		};
> +
> +		led1: led-red {
> +			color = <LED_COLOR_ID_RED>;
> +			function = LED_FUNCTION_WLAN;
> +			gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>;
> +			linux,default-trigger = "phy0tx";
> +			default-state = "off";
> +		};
> +	};

...

> +
> +&i2c2 {
> +	status = "okay";
> +
> +	vdd_npu_s0: regulator@42 {
> +		compatible = "rockchip,rk8602";
> +		reg = <0x42>;
> +		fcs,suspend-voltage-selector = <1>;
> +		regulator-name = "vdd_npu_s0";
> +		regulator-always-on;
> +		regulator-boot-on;
> +		regulator-min-microvolt = <550000>;
> +		regulator-max-microvolt = <950000>;
> +		regulator-ramp-delay = <2300>;
> +		vin-supply = <&vcc5v0_sys>;
> +
> +		regulator-state-mem {
> +			regulator-off-in-suspend;
> +		};
> +	};
> +

Stray blank line

> +};
> +
> +&i2s0_8ch {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2s0_lrck
> +		     &i2s0_mclk
> +		     &i2s0_sclk
> +		     &i2s0_sdi0
> +		     &i2s0_sdo0>;
> +	status = "okay";
> +
> +	i2s0_8ch_p0: port {
> +		i2s0_8ch_p0_0: endpoint {
> +			dai-format = "i2s";
> +			mclk-fs = <256>;
> +			remote-endpoint = <&es8316_p0_0>;
> +		};
> +	};
> +};
> +

...

> +
> +&hdmi0 {
> +	enable-gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
> +	pinctrl-0 = <&hdmim0_tx0_cec &hdmim0_tx0_hpd &hdmim0_tx0_scl &hdmim0_tx0_sda>;
> +	status = "okay";
> +};
> +
> +&i2c6 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c6m3_xfer>;
> +	status = "okay";
> +
> +	hym8563: hym8563@51 {

Node names should be generic. See also an explanation and list of
examples (not exhaustive) in DT specification:
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation


> +		compatible = "haoyu,hym8563";
> +		reg = <0x51>;
> +		#clock-cells = <0>;
> +		clock-frequency = <32768>;
> +		clock-output-names = "hym8563";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&hym8563_int>;
> +		interrupt-parent = <&gpio0>;
> +		interrupts = <RK_PB0 IRQ_TYPE_LEVEL_LOW>;
> +		status = "okay";
> +	};
> +

Stray blank line

> +};


Best regards,
Krzysztof