linux-kernel - Re: [PATCHv1 19/19] arm64: dts: rockchip: Add rk3588-evb1 board

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Date:   Sat, 23 Apr 2022 12:09:21 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Sebastian Reichel <sebastian.reichel@...labora.com>,
        Heiko Stuebner <heiko@...ech.de>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, linux-clk@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...ts.collabora.co.uk,
        Kever Yang <kever.yang@...k-chips.com>, kernel@...labora.com
Subject: Re: [PATCHv1 19/19] arm64: dts: rockchip: Add rk3588-evb1 board

On 22/04/2022 19:09, Sebastian Reichel wrote:
> From: Kever Yang <kever.yang@...k-chips.com>
> 
> Add board file for the RK3588 evaluation board. While the hardware
> offers plenty of peripherals and connectivity this basic implementation
> just handles things required to successfully boot Linux from eMMC
> and connect via UART.
> 
> Signed-off-by: Kever Yang <kever.yang@...k-chips.com>
> [rebase, update commit message, use EVB1 for SoC bringup]
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
> ---
>  .../devicetree/bindings/arm/rockchip.yaml     |  5 +++
>  arch/arm64/boot/dts/rockchip/Makefile         |  1 +
>  .../boot/dts/rockchip/rk3588-evb1-v10.dts     | 34 +++++++++++++++++++
>  3 files changed, 40 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
> 
> diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml
> index eece92f83a2d..b14d0c84c69b 100644
> --- a/Documentation/devicetree/bindings/arm/rockchip.yaml
> +++ b/Documentation/devicetree/bindings/arm/rockchip.yaml
> @@ -664,6 +664,11 @@ properties:
>            - const: rockchip,rk3568-bpi-r2pro
>            - const: rockchip,rk3568
>  
> +      - description: Rockchip RK3588 Evaluation board
> +        items:
> +          - const: rockchip,rk3588-evb1-v10
> +          - const: rockchip,rk3588
> +
>  additionalProperties: true
>  
>  ...
> diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
> index 4ae9f35434b8..8a53ab6d37a1 100644
> --- a/arch/arm64/boot/dts/rockchip/Makefile
> +++ b/arch/arm64/boot/dts/rockchip/Makefile
> @@ -61,3 +61,4 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-pinenote-v1.2.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-quartz64-a.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-evb1-v10.dtb
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
> new file mode 100644
> index 000000000000..68b19acb1550
> --- /dev/null
> +++ b/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
> @@ -0,0 +1,34 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
> + *
> + */
> +
> +/dts-v1/;
> +
> +#include "rk3588.dtsi"
> +
> +/ {
> +	model = "Rockchip RK3588 EVB1 V10 Board";
> +	compatible = "rockchip,rk3588-evb1-v10", "rockchip,rk3588";
> +
> +	chosen {
> +		stdout-path = "serial2:1500000n8";
> +	};
> +};
> +
> +&sdhci {
> +	bus-width = <8>;
> +	no-sdio;
> +	no-sd;
> +	non-removable;
> +	max-frequency = <200000000>;
> +	mmc-hs400-1_8v;
> +	mmc-hs400-enhanced-strobe;
> +	status = "ok";
> +};
> +
> +&uart2 {
> +	status = "ok";

Usually status goes at the end of properties and rockchip sources use
"okay" instead of "ok".

It's a nit, so in any case:

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>


Best regards,
Krzysztof