[PATCH v4 4/4] ARM: dts: mediatek: Add basic support for Amazon ford board

[AngeloGioacchino Del Regno]

On 9/9/26 21:38, Zakariya Hadrami via B4 Relay wrote:
> From: Zakariya Hadrami <zkh at mailbox.org>
> 
> This tablet uses a MediaTek MT8127 system-on-chip with 1GB of RAM.
> It can currently boot into initramfs with a working UART and
> Simple Framebuffer using already initialized panel by the bootloader.
> 
> Signed-off-by: Zakariya Hadrami <zkh at mailbox.org>
> ---
>   arch/arm/boot/dts/mediatek/Makefile               |  1 +
>   arch/arm/boot/dts/mediatek/mt8127-amazon-ford.dts | 54 +++++++++++++++++++++++
>   2 files changed, 55 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/mediatek/Makefile b/arch/arm/boot/dts/mediatek/Makefile
> index 37c4cded0eae..a610bc75c7d9 100644
> --- a/arch/arm/boot/dts/mediatek/Makefile
> +++ b/arch/arm/boot/dts/mediatek/Makefile
> @@ -14,5 +14,6 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
>   	mt7623n-rfb-emmc.dtb \
>   	mt7623n-bananapi-bpi-r2.dtb \
>   	mt7629-rfb.dtb \
> +	mt8127-amazon-ford.dtb \
>   	mt8127-moose.dtb \
>   	mt8135-evbp1.dtb
> diff --git a/arch/arm/boot/dts/mediatek/mt8127-amazon-ford.dts b/arch/arm/boot/dts/mediatek/mt8127-amazon-ford.dts
> new file mode 100644
> index 000000000000..8edad5482de2
> --- /dev/null
> +++ b/arch/arm/boot/dts/mediatek/mt8127-amazon-ford.dts
> @@ -0,0 +1,54 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +/dts-v1/;
> +#include "mt8127.dtsi"
> +
> +/ {
> +	model = "MediaTek MT8127 Amazon Ford";

Please be friendlier with whoever reads this model string :-)

	model = "Amazon Fire 7 2015 (Ford)";

that's better, isn't it?

After applying the proposed change,
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>

Cheers,
Angelo

> +	compatible = "amazon,ford", "mediatek,mt8127";
> +	chassis-type = "tablet";
> +
> +	aliases {
> +		serial0 = &uart0;
> +	};
> +
> +	chosen {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +		stdout-path = "serial0:921600n8";
> +
> +		framebuffer0: framebuffer at b7a00000 {
> +			compatible = "simple-framebuffer";
> +			memory-region = <&framebuffer_reserved>;
> +			width = <1024>;
> +			height = <600>;
> +			stride = <(1024 * 2)>;
> +			format = "r5g6b5";
> +		};
> +	};
> +
> +	memory at 80000000 {
> +		device_type = "memory";
> +		reg = <0 0x80000000 0 0x40000000>;
> +	};
> +
> +	reserved-memory {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		framebuffer_reserved: framebuffer at b7a00000 {
> +			reg = <0 0xb7a00000 0 0x1000000>;
> +			no-map;
> +		};
> +	};
> +};
> +
> +&uart0 {
> +	status = "okay";
> +};
> +
> +&watchdog {
> +	status = "okay";
> +};
>