From: Marek Vasut <marex@denx.de>
To: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
linux-arm-kernel@lists.infradead.org,
Daniel Golle <daniel@makrotopia.org>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>,
Conor Dooley <conor+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>,
devicetree@vger.kernel.org, kernel@dh-electronics.com,
linux-stm32@st-md-mailman.stormreply.com
Subject: Re: [PATCH v2 1/3] dt-bindings: nvmem: syscon: Add syscon backed nvmem bindings
Date: Wed, 24 May 2023 05:29:50 +0200 [thread overview]
Message-ID: <2ff8d48f-c069-6ece-7865-4268296618fd@denx.de> (raw)
In-Reply-To: <1ad00eb9-7bcb-b93a-191e-7673c835c31e@linaro.org>
On 5/18/23 16:30, Krzysztof Kozlowski wrote:
> On 17/05/2023 17:25, Marek Vasut wrote:
>> Add trivial bindings for driver which permits exposing syscon backed
>> register to userspace. This is useful e.g. to expose U-Boot boot
>> counter on various platforms where the boot counter is stored in
>> random volatile register, like STM32MP15xx TAMP_BKPxR register.
>>
>> Signed-off-by: Marek Vasut <marex@denx.de>
>> ---
>
> Let me also leave a note here - cross linking for all parties:
>
> Please propose a solution solving also mediatek,boottrap, probably
> extendable to range of registers. Other solution is what Rob mentioned -
> this might not be suitable for generic binding and device.
From what I can tell, shouldn't the mediatek 1g MAC driver have a
nvmem-cells phandle to this OTP/fuses/whatever area and shouldn't the
driver read out and decode its settings within the kernel ?
That doesn't seem really related to this particular issue I'm trying to
solve I'm afraid.
prev parent reply other threads:[~2023-05-24 3:32 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-17 15:25 [PATCH v2 1/3] dt-bindings: nvmem: syscon: Add syscon backed nvmem bindings Marek Vasut
2023-05-17 15:25 ` [PATCH v2 2/3] nvmem: syscon: Add syscon backed nvmem driver Marek Vasut
2023-05-18 14:22 ` Krzysztof Kozlowski
2023-05-24 3:30 ` Marek Vasut
2023-05-17 15:25 ` [PATCH v2 3/3] ARM: dts: stm32: Add nvmem-syscon node to TAMP to expose boot count on DHSOM Marek Vasut
2023-05-26 14:32 ` Alexandre TORGUE
2023-05-26 15:28 ` patrick.delaunay
2023-05-31 23:09 ` Marek Vasut
2023-06-01 15:15 ` Patrick DELAUNAY
2023-05-18 14:26 ` [PATCH v2 1/3] dt-bindings: nvmem: syscon: Add syscon backed nvmem bindings Krzysztof Kozlowski
2023-05-24 3:30 ` Marek Vasut
[not found] ` <a954db86-c5b7-0c07-8881-0ceb39ac7337@linaro.org>
[not found] ` <e9d7b2de-ef57-80fa-f92b-6f66d413114a@denx.de>
2023-06-01 6:47 ` Krzysztof Kozlowski
2023-05-18 14:30 ` Krzysztof Kozlowski
2023-05-24 3:29 ` Marek Vasut [this message]
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