linux-kernel - Re: [PATCH v14 2/3] arm64: dts: rockchip: Enable HDMI receiver on rock-5b

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Message-ID: <3292594.iZASKD2KPV@diego>
Date: Thu, 06 Mar 2025 14:07:28 +0100
From: Heiko Stübner <heiko@...ech.de>
To: Shreeya Patel <shreeya.patel@...labora.com>,
 Mauro Carvalho Chehab <mchehab@...nel.org>,
 Hans Verkuil <hverkuil@...all.nl>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
 jose.abreu@...opsys.com, nelson.costa@...opsys.com, shawn.wen@...k-chips.com,
 nicolas.dufresne@...labora.com,
 Sebastian Reichel <sebastian.reichel@...labora.com>,
 Dmitry Osipenko <dmitry.osipenko@...labora.com>
Cc: kernel@...labora.com, linux-media@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-rockchip@...ts.infradead.org, Tim Surber <me@...surber.de>,
 Christophe JAILLET <christophe.jaillet@...adoo.fr>,
 Diederik de Haas <didi.debian@...ow.org>
Subject:
 Re: [PATCH v14 2/3] arm64: dts: rockchip: Enable HDMI receiver on rock-5b

Am Donnerstag, 6. März 2025, 08:28:41 MEZ schrieb Dmitry Osipenko:
> From: Sebastian Reichel <sebastian.reichel@...labora.com>
> 
> The Rock 5B has a Micro HDMI port, which can be used for receiving
> HDMI data. This enables support for it.
> 
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
> Signed-off-by: Shreeya Patel <shreeya.patel@...labora.com>
> Signed-off-by: Dmitry Osipenko <dmitry.osipenko@...labora.com>
> ---
>  .../arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> index d597112f1d5b..377824e69e20 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> @@ -220,6 +220,18 @@ hdmi0_out_con: endpoint {
>  	};
>  };
>  
> +&hdmi_receiver_cma {
> +	status = "okay";
> +};
> +
> +&hdmi_receiver {
> +	status = "okay";
> +	hpd-gpios = <&gpio1 RK_PC6 GPIO_ACTIVE_LOW>;
> +	pinctrl-0 = <&hdmim1_rx_cec &hdmim1_rx_hpdin &hdmim1_rx_scl &hdmim1_rx_sda &hdmirx_hpd>;
> +	pinctrl-names = "default";
> +	memory-region = <&hdmi_receiver_cma>;

nit: property sorting, alphabetical ... but with status at the end

Heiko