[RESEND PATCH V2 1/2] ARM: dts: AM33xx: Add RNG node
Benoit Cousson
bcousson at baylibre.com
Tue Oct 15 02:49:08 EDT 2013
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 <lokeshvutla at ti.com>
>> ---
>> 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
--
Benoît Cousson
BayLibre
Embedded Linux Technology Lab
www.baylibre.com
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