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SubjectRe: [PATCH 2/3] dt-bindings: arm: rockchip: Add Radxa ROCK Pi E
On Sun, 10 Jan 2021 11:58:45 +0800, Chen-Yu Tsai wrote:
> From: Chen-Yu Tsai <wens@csie.org>
>
> Radxa ROCK Pi E is a router oriented SBC based on Rockchip's RK3328 SoC.
> As the official wiki page puts it, "E for Ethernets".
>
> It features the RK3328 SoC, gigabit and fast Ethernet RJ45 ports, both
> directly served by Ethernet controllers in the SoC, a USB 3.0 host port,
> a power-only USB type-C port, a 3.5mm headphone jack for audio output,
> two LEDs, a 40-pin Raspberry Pi style GPIO header, and optional WiFi+BT
> and PoE header.
>
> The board comes in multiple configurations, differing in the amount of
> onboard RAM, the level of WiFi+BT (none, 802.11n 2.4GHz, or 802.11ac
> 2.4 GHz & 5 GHz), and whether PoE is supported or not. These variants
> can all share the same device tree.
>
> The USB 2.0 OTG controller is available on the 40-pin header. This is
> not enabled in the device tree, since it is possible to use it in a
> host-only configuration, or in OTG mode with an extra pin from the
> header as the ID pin.
>
> The device tree is based on the one of the Rock64, with various parts
> modified to match the ROCK Pi E, and some parts updated to newer styles,
> such as the gmac2io node's mdio sub-node.
>
> Add a compatible string for the new board.
>
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
> ---
> Documentation/devicetree/bindings/arm/rockchip.yaml | 5 +++++
> 1 file changed, 5 insertions(+)
>

Acked-by: Rob Herring <robh@kernel.org>

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