linux-kernel - Re: [RESEND PATCH v4 1/2] dt-bindings: i2c: Add Spreadtrum I2C controller documentation

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Date:   Thu, 27 Jul 2017 17:29:41 +0800
From:   Baolin Wang <baolin.wang@...aro.org>
To:     wsa@...-dreams.de, Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        andriy.shevchenko@...ux.intel.com, linux-i2c@...r.kernel.org,
        devicetree@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        Mark Brown <broonie@...nel.org>,
        Baolin Wang <baolin.wang@...aro.org>,
        wsa+renesas@...g-engineering.com
Subject: Re: [RESEND PATCH v4 1/2] dt-bindings: i2c: Add Spreadtrum I2C
 controller documentation

Hi Wolfram,

On 24 July 2017 at 14:51, Baolin Wang <baolin.wang@...eadtrum.com> wrote:
> Hi Wolfram,
>
> On 五,  7月 14, 2017 at 05:01:10下午 +0800, Baolin Wang wrote:
>> This patch adds the binding documentation for Spreadtrum I2C
>> controller device.
>>
>> Signed-off-by: Baolin Wang <baolin.wang@...eadtrum.com>
>> Acked-by: Rob Herring <robh@...nel.org>
>> ---
>> Changes since v3:
>>  - Add Ack from RobH.
>>
>> Changes since v2:
>>  - Change compatible strings to be SoC specific.
>>
>> Changes since v1:
>>  - No updates.
>> ---
>
> Could you apply this patchset if there are no other comments?
> It is a long time since the v4 was send out. Thanks.

Ping?

>
>>  Documentation/devicetree/bindings/i2c/i2c-sprd.txt |   31 ++++++++++++++++++++
>>  1 file changed, 31 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/i2c/i2c-sprd.txt
>>
>> diff --git a/Documentation/devicetree/bindings/i2c/i2c-sprd.txt b/Documentation/devicetree/bindings/i2c/i2c-sprd.txt
>> new file mode 100644
>> index 0000000..60b7cda
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/i2c/i2c-sprd.txt
>> @@ -0,0 +1,31 @@
>> +I2C for Spreadtrum platforms
>> +
>> +Required properties:
>> +- compatible: Should be "sprd,sc9860-i2c".
>> +- reg: Specify the physical base address of the controller and length
>> +  of memory mapped region.
>> +- interrupts: Should contain I2C interrupt.
>> +- clock-names: Should contain following entries:
>> +  "i2c" for I2C clock,
>> +  "source" for I2C source (parent) clock,
>> +  "enable" for I2C module enable clock.
>> +- clocks: Should contain a clock specifier for each entry in clock-names.
>> +- clock-frequency: Constains desired I2C bus clock frequency in Hz.
>> +- #address-cells: Should be 1 to describe address cells for I2C device address.
>> +- #size-cells: Should be 0 means no size cell for I2C device address.
>> +
>> +Optional properties:
>> +- Child nodes conforming to I2C bus binding
>> +
>> +Examples:
>> +i2c0: i2c@...00000 {
>> +     compatible = "sprd,sc9860-i2c";
>> +     reg = <0 0x70500000 0 0x1000>;
>> +     interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
>> +     clock-names = "i2c", "source", "enable";
>> +     clocks = <&clk_i2c3>, <&ext_26m>, <&clk_ap_apb_gates 11>;
>> +     clock-frequency = <400000>;
>> +     #address-cells = <1>;
>> +     #size-cells = <0>;
>> +};
>> +
>> --
>> 1.7.9.5
>>



-- 
Baolin.wang
Best Regards