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[85.68.183.99]) by smtp.gmail.com with ESMTPSA id 14sm15856555wmv.36.2018.12.10.01.06.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 10 Dec 2018 01:06:48 -0800 (PST) From: Maxime Jourdan To: Kevin Hilman Subject: [PATCH 1/2] dt-bindings: meson: add specific simplefb bindings Date: Mon, 10 Dec 2018 10:06:39 +0100 Message-Id: <20181210090640.4495-1-mjourdan@baylibre.com> X-Mailer: git-send-email 2.19.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181210_010700_571726_7697CC7F X-CRM114-Status: GOOD ( 10.57 ) 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: linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Neil Armstrong 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 Similar to simple-framebuffer-sunxi, we support different display pipelines that the firmware is free to choose from. This documents the "amlogic,simple-framebuffer" compatible and the "amlogic,pipeline" extension. Signed-off-by: Maxime Jourdan --- .../display/simple-framebuffer-meson.txt | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/simple-framebuffer-meson.txt diff --git a/Documentation/devicetree/bindings/display/simple-framebuffer-meson.txt b/Documentation/devicetree/bindings/display/simple-framebuffer-meson.txt new file mode 100644 index 000000000000..122a5c005cd9 --- /dev/null +++ b/Documentation/devicetree/bindings/display/simple-framebuffer-meson.txt @@ -0,0 +1,33 @@ +Meson specific Simple Framebuffer bindings + +This binding documents meson specific extensions to the simple-framebuffer +bindings. The meson simplefb u-boot code relies on the devicetree containing +pre-populated simplefb nodes. + +These extensions are intended so that u-boot can select the right node based +on which pipeline is being used. As such they are solely intended for +firmware / bootloader use, and the OS should ignore them. + +Required properties: +- compatible: "amlogic,simple-framebuffer" +- amlogic,pipeline, one of: + "vpu-cvbs" + "vpu-hdmi" + +Example: + +chosen { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + framebuffer@0 { + compatible = "amlogic,simple-framebuffer", + "simple-framebuffer"; + amlogic,pipeline = "vpu-hdmi"; + clocks = <&clkc CLKID_HDMI_PCLK>, + <&clkc CLKID_CLK81>, + <&clkc CLKID_GCLK_VENCI_INT0>; + power-domains = <&pwrc_vpu>; + }; +}; -- 2.19.2 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic