linux-kernel - Re: [PATCH 4/4] arm64: dts: st: add RNG node on stm32mp251

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Message-ID: <7adc1fb2-8dec-454c-a6e7-edd00c759c70@denx.de>
Date: Mon, 7 Oct 2024 17:42:02 +0200
From: Marek Vasut <marex@...x.de>
To: Gatien CHEVALLIER <gatien.chevallier@...s.st.com>,
 Olivia Mackall <olivia@...enic.com>, Herbert Xu
 <herbert@...dor.apana.org.au>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>,
 Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>
Cc: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
 Lionel Debieve <lionel.debieve@...s.st.com>, linux-crypto@...r.kernel.org,
 devicetree@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 Yang Yingliang <yangyingliang@...wei.com>
Subject: Re: [PATCH 4/4] arm64: dts: st: add RNG node on stm32mp251

On 10/7/24 4:59 PM, Gatien CHEVALLIER wrote:
> 
> 
> On 10/7/24 15:55, Marek Vasut wrote:
>> On 10/7/24 3:27 PM, Gatien Chevallier wrote:
>>> Update the device-tree stm32mp251.dtsi by adding the Random Number
>>> Generator(RNG) node.
>>>
>>> Signed-off-by: Gatien Chevallier <gatien.chevallier@...s.st.com>
>>> ---
>>>   arch/arm64/boot/dts/st/stm32mp251.dtsi | 10 ++++++++++
>>>   1 file changed, 10 insertions(+)
>>>
>>> diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/ 
>>> boot/dts/st/stm32mp251.dtsi
>>> index 1167cf63d7e8..40b96353a803 100644
>>> --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
>>> +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
>>> @@ -493,6 +493,16 @@ uart8: serial@...80000 {
>>>                   status = "disabled";
>>>               };
>>> +            rng: rng@...20000 {
>>> +                compatible = "st,stm32mp25-rng";
>>> +                reg = <0x42020000 0x400>;
>>> +                clocks = <&clk_rcbsec>, <&rcc CK_BUS_RNG>;
>>> +                clock-names = "rng_clk", "rng_hclk";
>>> +                resets = <&rcc RNG_R>;
>>> +                access-controllers = <&rifsc 92>;
>> It would be good if someone finally sorted the access-controllers 
>> property in all the MP2 nodes alphabetically ; that's separate patch/ 
>> series though.
> 
> I'll pin your comment to take a look into that in the near future.
Thank you !