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Date: Wed, 3 Jun 2015 23:36:54 -0500
From: Rob Herring <robherring2@...il.com>
To: Bintian Wang <bintian.wang@...wei.com>
Cc: "linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will.deacon@....com>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
Rob Herring <robh+dt@...nel.org>,
Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
Kevin Hilman <khilman@...aro.org>,
Mike Turquette <mturquette@...aro.org>,
Rob Herring <rob.herring@...aro.org>,
Zhangfei Gao <zhangfei.gao@...aro.org>,
Haojian Zhuang <haojian.zhuang@...aro.org>,
xuwei5@...ilicon.com, Jaehoon Chung <jh80.chung@...sung.com>,
Olof Johansson <olof@...om.net>, yanhaifeng@...il.com,
Stephen Boyd <sboyd@...eaurora.org>, xuejiancheng@...wei.com,
sledge.yanwei@...wei.com,
Tomeu Vizoso <tomeu.vizoso@...labora.com>,
Russell King - ARM Linux <linux@....linux.org.uk>,
guodong.xu@...aro.org,
Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@...aro.org>,
tyler.baker@...aro.org, khilman@...nel.org,
Paul Bolle <pebolle@...cali.nl>, Arnd Bergmann <arnd@...db.de>,
Marc Zyngier <marc.zyngier@....com>, xuyiping@...ilicon.com,
wangbinghui@...ilicon.com, zhenwei.wang@...ilicon.com,
victor.lixin@...ilicon.com, puck.chen@...ilicon.com,
dan.zhao@...ilicon.com, huxinwei@...wei.com,
z.liuxinliang@...wei.com, heyunlei@...wei.com,
kong.kongxinwei@...ilicon.com, wangbintian@...il.com,
w.f@...wei.com, liguozhu@...ilicon.com
Subject: Re: [PATCH v9 2/6] arm64: hi6220: Document devicetree bindings for
Hisilicon hi6220 SoC
On Fri, May 29, 2015 at 8:50 PM, Bintian Wang <bintian.wang@...wei.com> wrote:
> This patch adds documentation for the devicetree bindings used by the
> DT files of Hisilicon hi6220 SoC mobile platform.
>
> Signed-off-by: Bintian Wang <bintian.wang@...wei.com>
> Suggested-by: Arnd Bergmann <arnd@...db.de>
> Acked-by: Haojian Zhuang <haojian.zhuang@...aro.org>
> Acked-by: Stephen Boyd <sboyd@...eaurora.org>
Acked-by: Rob Herring <robh@...nel.org>
One minor comment below.
> ---
> .../bindings/arm/hisilicon/hisilicon.txt | 87 ++++++++++++++++++++
> 1 file changed, 87 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt
> index 35b1bd4..f67d0f3 100644
> --- a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt
> +++ b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt
> @@ -1,5 +1,8 @@
> Hisilicon Platforms Device Tree Bindings
> ----------------------------------------------------
> +Hi6220 SoC
> +Required root node properties:
> + - compatible = "hisilicon,hi6220";
>
> Hi4511 Board
> Required root node properties:
> @@ -13,6 +16,9 @@ HiP01 ca9x2 Board
> Required root node properties:
> - compatible = "hisilicon,hip01-ca9x2";
>
> +HiKey Board
> +Required root node properties:
> + - compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";
>
> Hisilicon system controller
>
> @@ -41,6 +47,87 @@ Example:
> };
>
> -----------------------------------------------------------------------
> +Hisilicon Hi6220 system controller
> +
> +Required properties:
> +- compatible : "hisilicon,hi6220-sysctrl"
> +- reg : Register address and size
> +- #clock-cells: should be set to 1, many clock registers are defined
> + under this controller and this property must be present.
> +
> +Hisilicon designs this controller as one of the system controllers,
> +its main functions are the same as Hisilicon system controller, but
> +the register offset of some core modules are different.
> +
> +Example:
> + /*for Hi6220*/
> + sys_ctrl: sys_ctrl {
You should have the unit address in the name here. Same with the
follow examples.
> + compatible = "hisilicon,hi6220-sysctrl", "syscon";
> + reg = <0x0 0xf7030000 0x0 0x2000>;
> + #clock-cells = <1>;
> + };
> +
> +
> +Hisilicon Hi6220 Power Always ON domain controller
> +
> +Required properties:
> +- compatible : "hisilicon,hi6220-aoctrl"
> +- reg : Register address and size
> +- #clock-cells: should be set to 1, many clock registers are defined
> + under this controller and this property must be present.
> +
> +Hisilicon designs this system controller to control the power always
> +on domain for mobile platform.
> +
> +Example:
> + /*for Hi6220*/
> + ao_ctrl: ao_ctrl {
> + compatible = "hisilicon,hi6220-aoctrl", "syscon";
> + reg = <0x0 0xf7800000 0x0 0x2000>;
> + #clock-cells = <1>;
> + };
> +
> +
> +Hisilicon Hi6220 Media domain controller
> +
> +Required properties:
> +- compatible : "hisilicon,hi6220-mediactrl"
> +- reg : Register address and size
> +- #clock-cells: should be set to 1, many clock registers are defined
> + under this controller and this property must be present.
> +
> +Hisilicon designs this system controller to control the multimedia
> +domain(e.g. codec, G3D ...) for mobile platform.
> +
> +Example:
> + /*for Hi6220*/
> + media_ctrl: media_ctrl {
> + compatible = "hisilicon,hi6220-mediactrl", "syscon";
> + reg = <0x0 0xf4410000 0x0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> +
> +Hisilicon Hi6220 Power Management domain controller
> +
> +Required properties:
> +- compatible : "hisilicon,hi6220-pmctrl"
> +- reg : Register address and size
> +- #clock-cells: should be set to 1, some clock registers are define
> + under this controller and this property must be present.
> +
> +Hisilicon designs this system controller to control the power management
> +domain for mobile platform.
> +
> +Example:
> + /*for Hi6220*/
> + pm_ctrl: pm_ctrl {
> + compatible = "hisilicon,hi6220-pmctrl", "syscon";
> + reg = <0x0 0xf7032000 0x0 0x1000>;
> + #clock-cells = <1>;
> + };
> +
> +-----------------------------------------------------------------------
> Hisilicon HiP01 system controller
>
> Required properties:
> --
> 1.7.9.5
>
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