Re: [PATCH v9 2/6] arm64: hi6220: Document devicetree bindings for Hisilicon hi6220 SoC

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On 2015/6/4 12:36, Rob Herring wrote:
On Fri, May 29, 2015 at 8:50 PM, Bintian Wang <bintian.wang@xxxxxxxxxx> 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@xxxxxxxxxx>
Suggested-by: Arnd Bergmann <arnd@xxxxxxxx>
Acked-by: Haojian Zhuang <haojian.zhuang@xxxxxxxxxx>
Acked-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>

Acked-by: Rob Herring <robh@xxxxxxxxxx>

One minor comment below.
Thank you Rob, I will fix in version 10.

BR,

Bintian

---
  .../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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