linux-kernel - Re: [PATCH 1/5] Documentation: bindings: add dt documentation for dfi controller

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Message-id: <57C93D6E.8090600@samsung.com>
Date:   Fri, 02 Sep 2016 17:50:54 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Lin Huang <hl@...k-chips.com>, heiko@...ech.de
Cc:     myungjoo.ham@...sung.com, mark.yao@...k-chips.com,
        airlied@...ux.ie, mturquette@...libre.com, dbasehore@...omium.org,
        sboyd@...eaurora.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, dianders@...omium.org,
        linux-rockchip@...ts.infradead.org, kyungmin.park@...sung.com,
        linux-arm-kernel@...ts.infradead.org, tixy@...aro.org,
        typ@...k-chips.com, sudeep.holla@....com, mark.rutland@....com,
        linux-pm@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 1/5] Documentation: bindings: add dt documentation for dfi
 controller

On 2016년 09월 02일 07:31, Lin Huang wrote:
> This patch adds the documentation for rockchip dfi devfreq-event driver.
> 
> Signed-off-by: Lin Huang <hl@...k-chips.com>
> ---
> Changes in v8:
> - delete a unuse blank line
> 
> Changes in v7:
> - None
> 
> Changes in v6:
> - None
> 
> Changes in v5:
> - None
> 
> Changes in v4:
> - None
> 
> Changes in v3:
> - None
> 
> Changes in v2:
> - None 
> 
> Changes in v1:
> - None
> 
>  .../bindings/devfreq/event/rockchip-dfi.txt           | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
> 
> diff --git a/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt b/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
> new file mode 100644
> index 0000000..d66aca6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
> @@ -0,0 +1,19 @@
> +
> +* Rockchip rk3399 DFI device
> +
> +Required properties:
> +- compatible: Must be "rockchip,rk3399-dfi".
> +- reg: physical base address of each DFI and length of memory mapped region
> +- rockchip,pmu: phandle to the syscon managing the "pmu general register files"
> +- clocks: phandles for clock specified in "clock-names" property
> +- clock-names : the name of clock used by the DFI, must be "pclk_ddr_mon";
> +
> +Example:
> +	dfi: dfi@...f630000 {
> +		reg = <0x00 0xff630000 0x00 0x4000>;
> +		compatible = "rockchip,rk3399-dfi";

As I already commented, you need to reorder between compatible and reg property.

> +		rockchip,pmu = <&pmugrf>;
> +		clocks = <&cru PCLK_DDR_MON>;
> +		clock-names = "pclk_ddr_mon";
> +		status = "disabled";
> +	};
> 


-- 
Best Regards,
Chanwoo Choi