On Tue, 12 Jan 2016, xuejiancheng wrote:
>
>
> On 2016/1/11 16:55, Lee Jones wrote:
> > On Mon, 11 Jan 2016, xuejiancheng wrote:
> >> On 2016/1/11 13:48, Lee Jones wrote:
> >>> On Fri, 08 Jan 2016, Jiancheng Xue wrote:
> >>>
> >>>> Add device tree bindings for Hi3519 system controller.
> >>>>
> >>>> Signed-off-by: Jiancheng Xue <xuejiancheng@xxxxxxxxxx>
> >>>> ---
> >>>> Documentation/devicetree/bindings/mfd/hi3519.txt | 14 ++++++++++++++
> >>>> 1 file changed, 14 insertions(+)
> >>>> create mode 100644 Documentation/devicetree/bindings/mfd/hi3519.txt
> >>>
> >>> I have this patch, but none of the others in the set, thus I am
> >>> lacking context.
> >>>
> >> I can forward other patches in the set to you. Thank you.
> >>
> >>>> diff --git a/Documentation/devicetree/bindings/mfd/hi3519.txt b/Documentation/devicetree/bindings/mfd/hi3519.txt
> >>>> new file mode 100644
> >>>> index 0000000..115c5be
> >>>> --- /dev/null
> >>>> +++ b/Documentation/devicetree/bindings/mfd/hi3519.txt
> >>>> @@ -0,0 +1,14 @@
> >>>> +* Hisilicon Hi3519 System Controller Block
> >>>> +
> >>>> +This bindings use the following binding:
> >>>> +Documentation/devicetree/bindings/mfd/syscon.txt
> >>>> +
> >>>> +Required properties:
> >>>> +- compatible: "hisilicon,hi3519-sysctrl".
> >>>> +- reg: the register region of this block
> >>>> +
> >>>> +Examples:
> >>>> +sysctrl: system-controller@12010000 {
> >>>> + compatible = "hisilicon,hi3519-sysctrl", "syscon";
> >>>> + reg = <0x12010000 0x1000>;
> >>>> +};
> >>>
> >>> There is no requirement (nor want) for binding documents where the
> >>> given device is simply using highly generic bindings. This just
> >>> amounts to churn.
> >>>
> >> This block is specific for Hi3519 SOC, and may has its own driver.
> >
> > Does it have its own driver currently?
> >
> Not yet.
> Arnd Bergmann and Rob Herring all suggested adding a specific compatible string
> with the SOC name. This binding is just used for describing the compatible string now.
> When more functions on hi3519 SOC are added later, the specific driver will be also
> needed.
Save this binding until it has more functionality. We here "I'll add
to this later" all too often.
> >> So I think it's better to keep this binding.
> >
>
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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