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From: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
To: Manivannan Sadhasivam <mani@kernel.org>
Cc: "Rob Herring" <robh+dt@kernel.org>,
	"Andreas Färber" <afaerber@suse.de>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/6] Add support for Actions Semi Owl socinfo
Date: Thu, 1 Apr 2021 12:40:41 +0300	[thread overview]
Message-ID: <20210401094041.GA1993499@BV030612LT> (raw)
In-Reply-To: <20210401052438.GB14052@work>

Hi Mani,

On Thu, Apr 01, 2021 at 10:54:38AM +0530, Manivannan Sadhasivam wrote:
> On Tue, Mar 30, 2021 at 04:48:15PM +0300, Cristian Ciocaltea wrote:
> > This patchset adds a socinfo driver which provides information about
> > Actions Semi Owl SoCs to user space via sysfs: machine, family, soc_id,
> > serial_number.
> > 
> > Please note the serial number is currently available only for the S500
> > SoC variant.
> > 
> > This has been tested on the S500 SoC based RoseapplePi SBC.
> > 
> 
> Is this the soc_id provided by the vendor bootloader (uboot)? If so, under
> what basis it provides? I don't think the SoC has the provision for
> soc_id based on HW parameters.

No, the soc_id is not provided by the bootloader, or at least I couldn't
identify any related implementation. Instead, I provided this via the
driver itself, since I've encountered this approach in some other soc
drivers as well (e.g. imx/soc-imx.c, versatile/soc-integrator.c). 

Thanks,
Cristi

> Thanks,
> Mani
 
[...]

  reply	other threads:[~2021-04-01  9:41 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-30 13:48 [PATCH v2 0/6] Add support for Actions Semi Owl socinfo Cristian Ciocaltea
2021-03-30 13:48 ` [PATCH v2 1/6] dt-bindings: reserved-memory: Add Owl SoC serial number binding Cristian Ciocaltea
2021-04-01 17:07   ` Rob Herring
2021-04-01 17:40     ` Cristian Ciocaltea
2021-04-02 18:06       ` Manivannan Sadhasivam
2021-04-02 19:44         ` Cristian Ciocaltea
2021-03-30 13:48 ` [PATCH v2 2/6] dt-bindings: soc: actions: Add Actions Semi Owl socinfo binding Cristian Ciocaltea
2021-04-01 17:08   ` Rob Herring
2021-04-01 17:57     ` Cristian Ciocaltea
2021-04-02 18:04   ` Manivannan Sadhasivam
2021-04-02 19:25     ` Cristian Ciocaltea
2021-03-30 13:48 ` [PATCH v2 3/6] soc: actions: Add Actions Semi Owl socinfo driver Cristian Ciocaltea
2021-04-02 18:16   ` Manivannan Sadhasivam
2021-04-02 19:36     ` Cristian Ciocaltea
2021-03-30 13:48 ` [PATCH v2 4/6] arm: dts: owl-s500: Add reserved-memory range for Owl SoC serial number Cristian Ciocaltea
2021-03-30 13:48 ` [PATCH v2 5/6] arm: dts: owl-s500: Add socinfo support Cristian Ciocaltea
2021-03-30 13:48 ` [PATCH v2 6/6] MAINTAINERS: Add entries for Owl reserved-memory and socinfo bindings Cristian Ciocaltea
2021-04-01  5:24 ` [PATCH v2 0/6] Add support for Actions Semi Owl socinfo Manivannan Sadhasivam
2021-04-01  9:40   ` Cristian Ciocaltea [this message]
2021-04-01 10:27     ` Manivannan Sadhasivam
2021-04-01 10:49       ` Andreas Färber
2021-04-01 10:58         ` Cristian Ciocaltea
2021-04-01 11:07           ` Manivannan Sadhasivam
2021-04-01 13:19             ` Cristian Ciocaltea

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