From: Rob Herring <robh@kernel.org>
To: Neil Armstrong <narmstrong@baylibre.com>
Cc: hverkuil@xs4all.nl, mchehab@kernel.org,
devicetree@vger.kernel.org, linux-amlogic@lists.infradead.org,
linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 1/3] media: dt-bindings: media: meson-ao-cec: Add G12A AO-CEC-B Compatible
Date: Sat, 06 Apr 2019 01:06:04 -0500 [thread overview]
Message-ID: <5ca841ce.1c69fb81.b2f88.e449@mx.google.com> (raw)
In-Reply-To: <20190401081959.16474-2-narmstrong@baylibre.com>
On Mon, 1 Apr 2019 10:19:57 +0200, Neil Armstrong wrote:
> The Amlogic G12A embeds a second CEC controller named AO-CEC-B, and
> the other one is AO-CEC-A described by the current bindings.
>
> The register interface is very close but the internal architecture
> is totally different.
>
> The other difference is the clock source, the AO-CEC-B takes the
> "oscin", the Always-On Oscillator clock, as input and embeds a
> dual-divider clock divider to provide the precise 32768Hz base
> clock for CEC communication.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> ---
> .../devicetree/bindings/media/meson-ao-cec.txt | 13 ++++++++++---
> 1 file changed, 10 insertions(+), 3 deletions(-)
>
Reviewed-by: Rob Herring <robh@kernel.org>
prev parent reply other threads:[~2019-04-06 6:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20190401081959.16474-1-narmstrong@baylibre.com>
2019-04-01 8:19 ` [PATCH v2 1/3] media: dt-bindings: media: meson-ao-cec: Add G12A AO-CEC-B Compatible Neil Armstrong
2019-04-06 6:06 ` Rob Herring [this message]
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