linux-kernel - Re: [PATCH 2/2] media: rc: introduce Meson IR blaster driver

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Message-ID: <20210702232305.5060a04b@192.168.1.3>
Date:   Fri, 2 Jul 2021 23:23:05 +0300
From:   Viktor Prutyanov <viktor.prutyanov@...stech.edu>
To:     Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc:     Sean Young <sean@...s.org>, mchehab@...nel.org, robh+dt@...nel.org,
        khilman@...libre.com, Neil Armstrong <narmstrong@...libre.com>,
        jbrunet@...libre.com, linux-media <linux-media@...r.kernel.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, rockosov@...il.com
Subject: Re: [PATCH 2/2] media: rc: introduce Meson IR blaster driver

Hi Martin,

On Fri, 2 Jul 2021 18:15:18 +0200
Martin Blumenstingl <martin.blumenstingl@...glemail.com> wrote:

> Hi Sean,
> 
> On Fri, Jul 2, 2021 at 12:46 AM Sean Young <sean@...s.org> wrote:
> >
> > Hi Viktor,
> >
> > Thank you for your driver. Is there a datasheet available for this
> > hardware?
> The public S905X datasheet [0] (starting at page 515) and the public
> S905D3 datasheet [1] (starting at page 1105) document the registers.
> If Viktor has additional or better information then it would be great
> if he could share it with us.

I can add that descriptions of A311D and T950D4 blasters are the same
as S905D3, including 0xFF800000 base address.
The A311D public datasheet doesn't say anything about IR blaster, but
it is still present on this SoC.

Best regards,
Viktor Prutyanov