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Wed, 22 May 2019 18:21:23 -0700 (PDT) From: Kevin Hilman To: Martin Blumenstingl , linux-amlogic@lists.infradead.org, mjourdan@baylibre.com, robh+dt@kernel.org, mark.rutland@arm.com, devicetree@vger.kernel.org Subject: Re: [PATCH v2 0/5] 32-bit Meson: add the canvas module In-Reply-To: <20190520194353.24445-1-martin.blumenstingl@googlemail.com> References: <20190520194353.24445-1-martin.blumenstingl@googlemail.com> Date: Wed, 22 May 2019 18:21:23 -0700 Message-ID: <7h1s0q55kc.fsf@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190522_182126_314617_78B1ABEB X-CRM114-Status: GOOD ( 13.51 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Martin Blumenstingl , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Martin Blumenstingl writes: > This adds the canvas module on Meson8, Meson8b and Meson8m2. The canvas > IP is used by the video decoder hardware as well as the VPU (video > output) hardware. > > Neither the VPU nor the video decoder driver support the 32-bit SoCs > yet. However, we can still add the canvas module to have it available > once these drivers gain support for the older SoCs. > > I have tested this on my Meson8m2 board by hacking the VPU driver to > not re-initialize the VPU (and to use the configuration set by u-boot). > With that hack I could get some image out of the CVBS connector. No > changes to the canvas driver were required. > > Due to lack of hardware I could not test Meson8, but I'm following (as > always) what the Amlogic 3.10 vendor kernel uses. > Meson8b is also not tested because u-boot of my EC-100 doesn't have > video output enabled (so I couldn't use the same hack I used on my > Meson8m2 board). Queued for v5.3... > Martin Blumenstingl (5): > dt-bindings: soc: amlogic: canvas: document support for Meson8/8b/8m2 > soc: amlogic: canvas: add support for Meson8, Meson8b and Meson8m2 these two in v5.3/drivers > ARM: dts: meson8: add the canvas module > ARM: dts: meson8m2: update the offset of the canvas module > ARM: dts: meson8b: add the canvas module and these 3 in v5.3/dt. Thanks, Kevin _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic