Received-SPF: pass (google.com: domain of linux-kernel+bounces-163768-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) client-ip=147.75.199.223;
Message-ID: <b01b34d1-aa55-47be-8069-7156dd5be978@linaro.org>
Date: Tue, 30 Apr 2024 12:26:28 +0200
Precedence: bulk
MIME-Version: 1.0
User-Agent: Mozilla Thunderbird
Subject: Re: [PATCH 10/10] arm64: dts: qcom: Add AYN Odin 2
To: wuxilin123@gmail.com, =?UTF-8?Q?Uwe_Kleine-K=C3=B6nig?=
 <u.kleine-koenig@pengutronix.de>, Rob Herring <robh@kernel.org>,
 Krzysztof Kozlowski <krzk+dt@kernel.org>, Conor Dooley
 <conor+dt@kernel.org>, Junhao Xie <bigfoot@classfun.cn>,
 Neil Armstrong <neil.armstrong@linaro.org>,
 Jessica Zhang <quic_jesszhan@quicinc.com>, Sam Ravnborg <sam@ravnborg.org>,
 David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
 Maxime Ripard <mripard@kernel.org>, Thomas Zimmermann <tzimmermann@suse.de>,
 Bjorn Andersson <andersson@kernel.org>,
 Tengfei Fan <quic_tengfan@quicinc.com>,
 Molly Sophia <mollysophia379@gmail.com>
Cc: linux-pwm@vger.kernel.org, devicetree@vger.kernel.org,
 linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
 linux-arm-msm@vger.kernel.org
References: <20240424-ayn-odin2-initial-v1-0-e0aa05c991fd@gmail.com>
 <20240424-ayn-odin2-initial-v1-10-e0aa05c991fd@gmail.com>
Content-Language: en-US
From: Konrad Dybcio <konrad.dybcio@linaro.org>
Autocrypt: addr=konrad.dybcio@linaro.org; keydata=
 xsFNBF9ALYUBEADWAhxdTBWrwAgDQQzc1O/bJ5O7b6cXYxwbBd9xKP7MICh5YA0DcCjJSOum
 BB/OmIWU6X+LZW6P88ZmHe+KeyABLMP5s1tJNK1j4ntT7mECcWZDzafPWF4F6m4WJOG27kTJ
 HGWdmtO+RvadOVi6CoUDqALsmfS3MUG5Pj2Ne9+0jRg4hEnB92AyF9rW2G3qisFcwPgvatt7
 TXD5E38mLyOPOUyXNj9XpDbt1hNwKQfiidmPh5e7VNAWRnW1iCMMoKqzM1Anzq7e5Afyeifz
 zRcQPLaqrPjnKqZGL2BKQSZDh6NkI5ZLRhhHQf61fkWcUpTp1oDC6jWVfT7hwRVIQLrrNj9G
 MpPzrlN4YuAqKeIer1FMt8cq64ifgTzxHzXsMcUdclzq2LTk2RXaPl6Jg/IXWqUClJHbamSk
 t1bfif3SnmhA6TiNvEpDKPiT3IDs42THU6ygslrBxyROQPWLI9IL1y8S6RtEh8H+NZQWZNzm
 UQ3imZirlPjxZtvz1BtnnBWS06e7x/UEAguj7VHCuymVgpl2Za17d1jj81YN5Rp5L9GXxkV1
 aUEwONM3eCI3qcYm5JNc5X+JthZOWsbIPSC1Rhxz3JmWIwP1udr5E3oNRe9u2LIEq+wH/toH
 kpPDhTeMkvt4KfE5m5ercid9+ZXAqoaYLUL4HCEw+HW0DXcKDwARAQABzShLb25yYWQgRHli
 Y2lvIDxrb25yYWQuZHliY2lvQGxpbmFyby5vcmc+wsGOBBMBCAA4FiEEU24if9oCL2zdAAQV
 R4cBcg5dfFgFAmQ5bqwCGwMFCwkIBwIGFQoJCAsCBBYCAwECHgECF4AACgkQR4cBcg5dfFjO
 BQ//YQV6fkbqQCceYebGg6TiisWCy8LG77zV7DB0VMIWJv7Km7Sz0QQrHQVzhEr3trNenZrf
 yy+o2tQOF2biICzbLM8oyQPY8B///KJTWI2khoB8IJSJq3kNG68NjPg2vkP6CMltC/X3ohAo
 xL2UgwN5vj74QnlNneOjc0vGbtA7zURNhTz5P/YuTudCqcAbxJkbqZM4WymjQhe0XgwHLkiH
 5LHSZ31MRKp/+4Kqs4DTXMctc7vFhtUdmatAExDKw8oEz5NbskKbW+qHjW1XUcUIrxRr667V
 GWH6MkVceT9ZBrtLoSzMLYaQXvi3sSAup0qiJiBYszc/VOu3RbIpNLRcXN3KYuxdQAptacTE
 mA+5+4Y4DfC3rUSun+hWLDeac9z9jjHm5rE998OqZnOU9aztbd6zQG5VL6EKgsVXAZD4D3RP
 x1NaAjdA3MD06eyvbOWiA5NSzIcC8UIQvgx09xm7dThCuQYJR4Yxjd+9JPJHI6apzNZpDGvQ
 BBZzvwxV6L1CojUEpnilmMG1ZOTstktWpNzw3G2Gis0XihDUef0MWVsQYJAl0wfiv/0By+XK
 mm2zRR+l/dnzxnlbgJ5pO0imC2w0TVxLkAp0eo0LHw619finad2u6UPQAkZ4oj++iIGrJkt5
 Lkn2XgB+IW8ESflz6nDY3b5KQRF8Z6XLP0+IEdLOOARkOW7yEgorBgEEAZdVAQUBAQdAwmUx
 xrbSCx2ksDxz7rFFGX1KmTkdRtcgC6F3NfuNYkYDAQgHwsF2BBgBCAAgFiEEU24if9oCL2zd
 AAQVR4cBcg5dfFgFAmQ5bvICGwwACgkQR4cBcg5dfFju1Q//Xta1ShwL0MLSC1KL1lXGXeRM
 8arzfyiB5wJ9tb9U/nZvhhdfilEDLe0jKJY0RJErbdRHsalwQCrtq/1ewQpMpsRxXzAjgfRN
 jc4tgxRWmI+aVTzSRpywNahzZBT695hMz81cVZJoZzaV0KaMTlSnBkrviPz1nIGHYCHJxF9r
 cIu0GSIyUjZ/7xslxdvjpLth16H27JCWDzDqIQMtg61063gNyEyWgt1qRSaK14JIH/DoYRfn
 jfFQSC8bffFjat7BQGFz4ZpRavkMUFuDirn5Tf28oc5ebe2cIHp4/kajTx/7JOxWZ80U70mA
 cBgEeYSrYYnX+UJsSxpzLc/0sT1eRJDEhI4XIQM4ClIzpsCIN5HnVF76UQXh3a9zpwh3dk8i
 bhN/URmCOTH+LHNJYN/MxY8wuukq877DWB7k86pBs5IDLAXmW8v3gIDWyIcgYqb2v8QO2Mqx
 YMqL7UZxVLul4/JbllsQB8F/fNI8AfttmAQL9cwo6C8yDTXKdho920W4WUR9k8NT/OBqWSyk
 bGqMHex48FVZhexNPYOd58EY9/7mL5u0sJmo+jTeb4JBgIbFPJCFyng4HwbniWgQJZ1WqaUC
 nas9J77uICis2WH7N8Bs9jy0wQYezNzqS+FxoNXmDQg2jetX8en4bO2Di7Pmx0jXA4TOb9TM
 izWDgYvmBE8=
In-Reply-To: <20240424-ayn-odin2-initial-v1-10-e0aa05c991fd@gmail.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit

On 24.04.2024 5:29 PM, Xilin Wu via B4 Relay wrote:
> From: Xilin Wu <wuxilin123@gmail.com>
> 
> AYN Odin 2 is a gaming handheld based on QCS8550, which is derived
> from SM8550 but without modem RF system.
> 
> This commit brings support for:
> * Remoteprocs
> * UFS storage
> * SD Card
> * Type-C with USB3 10Gbps and DisplayPort (4-lane requires a pending
>   patch)
> * PCIe0 (Wi-Fi requires the pending pwrseq series)
> * Bluetooth
> * Regulators
> * Integrated fan with automatic speed control based on CPU temperature
> * Power and volume keys
> * M1, M2 buttons
> * HDMI output up to 1080p 60hz
> * four groups of RGB lights
> * GPU
> * Internal DSI display with touchscreen
> 
> Signed-off-by: Xilin Wu <wuxilin123@gmail.com>
> ---

[...]

> +
> +	backlight: backlight {
> +		compatible = "pwm-backlight";
> +		pwms = <&pmk8550_pwm 0 860000>;
> +		brightness-levels = <1023 0>;

Huh? Is min/max swapped?

> +		num-interpolated-steps = <1023>;
> +		default-brightness-level = <600>;
> +		power-supply = <&vph_pwr>;
> +		enable-gpios = <&pmk8550_gpios 5 GPIO_ACTIVE_HIGH>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pwm_backlight_default>;

property-n
property-names

[...]

> +			cooling-maps {
> +				map0 {
> +					trip = <&cpuss0_active0>;
> +					cooling-device = <&fan 0 1>;
> +				};

Please adda a newline between each subnode

[...]

> +		/* Setting regulator-allow-set-load here will crash the device */

??

> +		vreg_l17b_2p5: ldo17 {
> +			regulator-name = "vreg_l17b_2p5";
> +			regulator-min-microvolt = <2504000>;
> +			regulator-max-microvolt = <2504000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +	};
> +

[...]

> +
> +		backlight = <&backlight>;
> +		/* touchscreen and display panel share the same reset gpio! */
> +		reset-gpios = <&tlmm 133 GPIO_ACTIVE_LOW>;

Perhaps you would be interested in drm_panel_follower

[...]

> +
> +&sdhc_2 {
> +	cd-gpios = <&pm8550_gpios 12 GPIO_ACTIVE_LOW>;
> +	pinctrl-names = "default", "sleep";
> +	pinctrl-0 = <&sdc2_default &sdc2_card_det_n>;
> +	pinctrl-1 = <&sdc2_sleep &sdc2_card_det_n>;
> +	vmmc-supply = <&vreg_l9b_2p9>;
> +	vqmmc-supply = <&vreg_l8b_1p8>;
> +	bus-width = <4>;
> +	no-sdio;
> +	no-mmc;
> +
> +	/* SDR104 does seem to be working on this device*/
> +	/delete-property/ sdhci-caps-mask;

Eeeh.. I'm not sure about this. Maybe it still has some issues that
don't manifest immediately.

[...]

> +&uart15 {
> +	status = "okay";
> +
> +    /* Gamepad controlled by onboard MCU */

As in, that MCU is connected to 8550 through this UART port?

Konrad