linux-kernel - Re: [PATCH] ARM: dts: lan966x: Add otp support

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Message-ID: <05bf7b50-c86d-57ba-cb74-9902b8466008@microchip.com>
Date:   Thu, 24 Nov 2022 15:24:31 +0000
From:   <Claudiu.Beznea@...rochip.com>
To:     <Horatiu.Vultur@...rochip.com>
CC:     <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <Nicolas.Ferre@...rochip.com>, <UNGLinuxDriver@...rochip.com>
Subject: Re: [PATCH] ARM: dts: lan966x: Add otp support

On 23.11.2022 12:45, Horatiu Vultur - M31836 wrote:
> The 10/26/2022 07:42, Claudiu Beznea - M18063 wrote:
> 
> Hi Claudiu,

Hi, Horatiu,

> 
> I just want to let you know that the patch that blocked this patch
> was applied and reached the linus' tree [0].
> Should I resend this patch?

No need, I'll pick this one here!


> 
> [0] https://elixir.bootlin.com/linux/v6.1-rc6/source/drivers/nvmem/lan9662-otpc.c#L206
> 
>> Hi, Horatiu,
>>
>> I will postpone this until [1] or [2] is applied.
>>
>> Thank you,
>> Claudiu Beznea
>>
>> [1]
>> https://lore.kernel.org/all/20220928195112.630351-1-horatiu.vultur@microchip.com/
>> [2]
>> https://lore.kernel.org/all/20221025072217.3715634-1-claudiu.beznea@microchip.com/
>>
>> On 16.09.2022 22:49, Horatiu Vultur wrote:
>>> Add OTP (one time programmable) support.
>>> The both lan966x SocS (lan9662 and lan9668) have the same OTP IP.
>>>
>>> Signed-off-by: Horatiu Vultur <horatiu.vultur@...rochip.com>
>>> ---
>>>  arch/arm/boot/dts/lan966x.dtsi | 5 +++++
>>>  1 file changed, 5 insertions(+)
>>>
>>> diff --git a/arch/arm/boot/dts/lan966x.dtsi b/arch/arm/boot/dts/lan966x.dtsi
>>> index 23665a0429906..784caba369485 100644
>>> --- a/arch/arm/boot/dts/lan966x.dtsi
>>> +++ b/arch/arm/boot/dts/lan966x.dtsi
>>> @@ -163,6 +163,11 @@ port7: port@7 {
>>>  			};
>>>  		};
>>>  
>>> +		otp: otp@...21000 {
>>> +			compatible = "microchip,lan9668-otpc", "microchip,lan9662-otpc";
>>> +			reg = <0xe0021000 0x300>;
>>> +		};
>>> +
>>>  		flx0: flexcom@...40000 {
>>>  			compatible = "atmel,sama5d2-flexcom";
>>>  			reg = <0xe0040000 0x100>;
>>
>