linux-kernel - Re: [PATCHv4 7/7] arm64: dts: rockchip: Add rock-5b board

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Date:   Mon, 28 Nov 2022 07:54:09 +0100
From:   Michael Riesch <michael.riesch@...fvision.net>
To:     Sebastian Reichel <sebastian.reichel@...labora.com>,
        Heiko Stuebner <heiko@...ech.de>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Christopher Obbard <chris.obbard@...labora.com>,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com
Subject: Re: [PATCHv4 7/7] arm64: dts: rockchip: Add rock-5b board

Hi Sebastian,

On 11/24/22 15:49, Sebastian Reichel wrote:
> From: Christopher Obbard <chris.obbard@...labora.com>
> 
> Add board file for the RK3588 Rock 5B board. This is a basic
> implementation which just brings up the eMMC and UART which is
> enough to successfully boot Linux.
> 
> The ethernet controller is connected via PCIe so support will
> come in a follow-up patch.
> 
> Signed-off-by: Christopher Obbard <chris.obbard@...labora.com>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>

Reviewed-by: Michael Riesch <michael.riesch@...fvision.net>

Thanks and best regards,
Michael

> ---
>  arch/arm64/boot/dts/rockchip/Makefile         |  1 +
>  .../boot/dts/rockchip/rk3588-rock-5b.dts      | 44 +++++++++++++++++++
>  2 files changed, 45 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> 
> diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
> index 31fa55750a0f..b31aa1b0e9e3 100644
> --- a/arch/arm64/boot/dts/rockchip/Makefile
> +++ b/arch/arm64/boot/dts/rockchip/Makefile
> @@ -73,4 +73,5 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-rock-3a.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-evb1-v10.dtb
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-rock-5a.dtb
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> new file mode 100644
> index 000000000000..baf46bd30b38
> --- /dev/null
> +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> @@ -0,0 +1,44 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +
> +/dts-v1/;
> +
> +#include "rk3588.dtsi"
> +
> +/ {
> +	model = "Radxa Rock 5B Board";
> +	compatible = "radxa,rock-5b", "rockchip,rk3588";
> +
> +	aliases {
> +		mmc1 = &sdhci;
> +		serial2 = &uart2;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial2:1500000n8";
> +	};
> +
> +	vcc5v0_sys: vcc5v0-sys-regulator {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc5v0_sys";
> +		regulator-always-on;
> +		regulator-boot-on;
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +	};
> +};
> +
> +&sdhci {
> +	bus-width = <8>;
> +	no-sdio;
> +	no-sd;
> +	non-removable;
> +	max-frequency = <200000000>;
> +	mmc-hs400-1_8v;
> +	mmc-hs400-enhanced-strobe;
> +	status = "okay";
> +};
> +
> +&uart2 {
> +	pinctrl-0 = <&uart2m0_xfer>;
> +	status = "okay";
> +};