Re: [PATCH v4 2/2] arm64: dts: amlogic: add support for Amediatech X98Q

[Ferass El Hafidi]

On Wed, 22 Apr 2026 09:58, christian.koever-draxl@xxxxxxxxxxxxxxxxxx wrote:
> From: Christian Stefan Kövér-Draxl <christian.koever-draxl@xxxxxxxxxxxxxxxxxx>
>
> Add dts enabling core hardware for the Amediatech X98Q TV box.
>
> The board features:
> - Amlogic S905W2 (Meson S4) SoC
> - 1 GiB RAM (2 GiB variants exist)
> - eMMC and microSD card slot
> - SDIO-based WiFi module (unsupported)
> - RMII Ethernet with internal PHY
> - IR receiver and UART console
> - Status LED
>
> Enabled peripherals:
> - eMMC (HS200)
> - SD card interface
> - SDIO bus (WiFi, no driver yet)
> - Ethernet (RMII)
> - UART_B
> - IR receiver
> - PWM-controlled CPU regulator
> - PWM and Fixed regulators for core and IO rails
>
> Known limitations:
> - No support for the onboard WiFi module
> - Missing multimedia (HDMI/audio)
>
> Signed-off-by: Christian Stefan Kövér-Draxl <christian.koever-draxl@xxxxxxxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/amlogic/Makefile          |   1 +
> .../boot/dts/amlogic/meson-s4-s905w2-x98q.dts | 249 ++++++++++++++++++
> 2 files changed, 250 insertions(+)
> create mode 100644 arch/arm64/boot/dts/amlogic/meson-s4-s905w2-x98q.dts
> <...>
> +&sd {
> +	status = "okay";
> +	pinctrl-0 = <&sdcard_pins>;
> +	pinctrl-1 = <&sdcard_clk_gate_pins>;
> +	pinctrl-names = "default", "clk-gate";
> +	bus-width = <4>;
> +	cap-sd-highspeed;
> +	max-frequency = <50000000>;
> +	disable-wp;
> +
> +	cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
> +
> +	vmmc-supply = <&vddao_3v3>;
> +	vqmmc-supply = <&vddao_3v3>;
> +};
> +
> +     /*
> +      * Wireless SDIO Module (Amlogic W150S1)
> +      * Note: There is no driver for this at the moment.
> +      */
> +

I didn't mean to indent, just to align the '*'.
Sorry it wasn't clear.

> +&sdio {
> +	status = "okay";
> +	pinctrl-0 = <&sdio_pins>;
> +	pinctrl-1 = <&sdio_clk_gate_pins>;
> +	pinctrl-names = "default", "clk-gate";
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	bus-width = <4>;
> +	cap-sd-highspeed;
> +	sd-uhs-sdr50;
> +	sd-uhs-sdr104;
> +	max-frequency = <200000000>;
> +	non-removable;
> +	disable-wp;
> +
> +	no-sd;
> +	no-mmc;
> +	mmc-pwrseq = <&sdio_pwrseq>;
> +	vmmc-supply = <&vddao_3v3>;
> +	vqmmc-supply = <&vddio_ao1v8>;
> +};
> +
> +&uart_b {
> +	status = "okay";
> +};
> --
> 2.53.0

--
Best regards,
Ferass