Subject: [RESEND PATCH V2 1/2] ARM: dts: AM33xx: Add RNG node

From: [email-masked] (Benoit Cousson)
Date: Tue, 15 Oct 2013 08:49:08 +0200

Hi Lokesh,

On 12/10/2013 15:26, Lokesh Vutla wrote:
> Hi Benoit,
> On Thursday 29 August 2013 06:22 PM, Lokesh Vutla wrote:
>> Add the AM33xx RNG module's device tree data.
>> Also add Documentation file describing the data
>> for the RNG module.
> Seems you missed this patch. Please consider this for this merge window.

Indeed I missed it. Sorry :-(

> Patch 2/2 is already taken by Paul.
> Without this patch AM335x boot will crash as I mentioned in my cover letter.
>
> Thanks and regards,
> Lokesh
>>
>> Signed-off-by: Lokesh Vutla <[email-masked]>
>> ---
>> Changes since V1:
>> - Drop "status=disabled" entry in dt node, Since
>>    RNG is present on all AM33xx platforms.
>>
>>   .../devicetree/bindings/hwrng/omap_rng.txt         |   22 ++++++++++++++++++++
>>   arch/arm/boot/dts/am33xx.dtsi                      |    7 +++++++
>>   2 files changed, 29 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/hwrng/omap_rng.txt

I do not see the acked-by for the binding part. You do need that for any 
new bindings nowadays.

>>
>> diff --git a/Documentation/devicetree/bindings/hwrng/omap_rng.txt b/Documentation/devicetree/bindings/hwrng/omap_rng.txt
>> new file mode 100644
>> index 0000000..6a62acd
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/hwrng/omap_rng.txt
>> @@ -0,0 +1,22 @@
>> +OMAP SoC HWRNG Module
>> +
>> +Required properties:
>> +
>> +- compatible : Should contain entries for this and backward compatible
>> +  RNG versions:
>> +  - "ti,omap2-rng" for OMAP2.
>> +  - "ti,omap4-rng" for OMAP4, OMAP5 and AM33XX.
>> +  Note that these two versions are incompatible.
>> +- ti,hwmods: Name of the hwmod associated with the RNG module
>> +- reg : Offset and length of the register set for the module
>> +- interrupts : the interrupt number for the RNG module.
>> +		Only used for "ti,omap4-rng".
>> +
>> +Example:
>> +/* AM335x */
>> +rng: rng at 48310000 {
>> +	compatible = "ti,omap4-rng";
>> +	ti,hwmods = "rng";
>> +	reg = <0x48310000 0x2000>;
>> +	interrupts = <111>;
>> +};
>> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
>> index 38b446b..26ebe30 100644
>> --- a/arch/arm/boot/dts/am33xx.dtsi
>> +++ b/arch/arm/boot/dts/am33xx.dtsi
>> @@ -530,5 +530,12 @@
>>   			#size-cells = <1>;
>>   			status = "disabled";
>>   		};
>> +
>> +		rng: rng at 48310000 {
>> +			compatible = "ti,omap4-rng";
>> +			ti,hwmods = "rng";
>> +			reg = <0x48310000 0x2000>;
>> +			interrupts = <111>;
>> +		};
>>   	};
>>   };
>>
>

It looks good to me, but it does not apply on my branch.
Please rebase it and repost with the proper acked-by.

Thanks,
Benoit

-- 
Beno?t Cousson
BayLibre
Embedded Linux Technology Lab
www.baylibre.com