From: Rob Herring <robh@kernel.org>
To: Hugues Fruchet <hugues.fruchet@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>,
linux-kernel@vger.kernel.org, Alain Volmat <alain.volmat@st.com>,
linux-stm32@st-md-mailman.stormreply.com,
linux-media@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Yannick Fertre <yannick.fertre@st.com>,
Hans Verkuil <hverkuil@xs4all.nl>,
Philippe CORNU <philippe.cornu@st.com>,
Sakari Ailus <sakari.ailus@linux.intel.com>
Subject: Re: [PATCH v5 2/4] media: dt-bindings: media: st, stm32-dcmi: add support of BT656 bus
Date: Thu, 5 Nov 2020 16:28:13 -0600 [thread overview]
Message-ID: <20201105222813.GA1915114@bogus> (raw)
In-Reply-To: <1604511132-4014-3-git-send-email-hugues.fruchet@st.com>
On Wed, 04 Nov 2020 18:32:10 +0100, Hugues Fruchet wrote:
> Add support of BT656 embedded synchronization bus mode in DCMI driver.
> Add "bus-type" property and make it required so that there is no
> ambiguity between parallel mode (bus-type=5) and BT656 mode (bus-type=6).
> BT656 mode allows to save hardware synchro lines hsync & vsync by replacing
> them with synchro codes embedded in data stream, hence hsync-active &
> vsync-active properties are useless in this mode.
> With DCMI, BT656 bus mode is only compatible with 8 bits width data bus.
>
> Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
> ---
> .../devicetree/bindings/media/st,stm32-dcmi.yaml | 38 ++++++++++++++++++++++
> 1 file changed, 38 insertions(+)
>
Reviewed-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2020-11-05 22:28 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-04 17:32 [PATCH v5 0/4] DCMI BT656 parallel bus mode support Hugues Fruchet
2020-11-04 17:32 ` [PATCH v5 1/4] media: stm32-dcmi: add support of BT656 bus Hugues Fruchet
2020-11-04 17:32 ` [PATCH v5 2/4] media: dt-bindings: media: st,stm32-dcmi: " Hugues Fruchet
2020-11-05 22:28 ` Rob Herring [this message]
2020-11-04 17:32 ` [PATCH v5 3/4] ARM: dts: stm32: set bus-type in DCMI endpoint for stm32mp157c-ev1 board Hugues Fruchet
2020-11-04 17:32 ` [PATCH v5 4/4] ARM: dts: stm32: set bus-type in DCMI endpoint for stm32429i-eval board Hugues Fruchet
2020-11-05 8:29 ` [PATCH v5 0/4] DCMI BT656 parallel bus mode support Sakari Ailus
2020-11-05 9:26 ` Alexandre Torgue
2020-11-06 11:53 ` Sakari Ailus
2020-11-09 8:37 ` Alexandre Torgue
2020-11-09 23:46 ` Sakari Ailus
2020-11-09 11:16 ` Alexandre Torgue
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