From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eddie James Subject: [PATCH 3/4] dt-bindings: media: Add Aspeed Video Engine binding documentation Date: Wed, 29 Aug 2018 16:09:32 -0500 Message-ID: <1535576973-8067-4-git-send-email-eajames@linux.vnet.ibm.com> References: <1535576973-8067-1-git-send-email-eajames@linux.vnet.ibm.com> Return-path: In-Reply-To: <1535576973-8067-1-git-send-email-eajames@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: linux-media@vger.kernel.org, linux-aspeed@lists.ozlabs.org, openbmc@lists.ozlabs.org, andrew@aj.id.au, mchehab@kernel.org, joel@jms.id.au, robh+dt@kernel.org, mark.rutland@arm.com, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, mturquette@baylibre.com, sboyd@kernel.org, linux-arm-kernel@lists.infradead.org, Eddie James List-Id: devicetree@vger.kernel.org Document the bindings. Signed-off-by: Eddie James --- .../devicetree/bindings/media/aspeed-video.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/aspeed-video.txt diff --git a/Documentation/devicetree/bindings/media/aspeed-video.txt b/Documentation/devicetree/bindings/media/aspeed-video.txt new file mode 100644 index 0000000..58c056a --- /dev/null +++ b/Documentation/devicetree/bindings/media/aspeed-video.txt @@ -0,0 +1,23 @@ +* Device tree bindings for Aspeed Video Engine + +The Video Engine (VE) embedded in the Aspeed AST2400 and AST2500 SOCs can +capture and compress video data from digital or analog sources. + +Required properties: + - compatible: "aspeed,ast2400-video" or "aspeed,ast2500-video" + - reg: contains the offset and length of the VE memory region + - clocks: pointers to the the "vclk" and "eclk" of the syscon + - clock-names: "vclk-gate", "eclk-gate" + - resets: pointer to the VE reset of the syscon + - interrupts: the interrupt associated with the VE on this platform + +Example: + +video: video@1e700000 { + compatible = "aspeed,ast2500-video"; + reg = <0x1e700000 0x20000>; + clocks = <&syscon ASPEED_CLK_GATE_VCLK>, <&syscon ASPEED_CLK_GATE_ECLK>; + clock-names = "vclk-gate", "eclk-gate"; + resets = <&syscon ASPEED_RESET_VIDEO>; + interrupts = <7>; +}; -- 1.8.3.1