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Wed, 5 Dec 2018 16:43:21 +0800 From: Long Cheng To: Vinod Koul , Rob Herring , Mark Rutland Subject: [PATCH v2 1/4] dt-bindings: dma: uart: add uart dma bindings Date: Wed, 5 Dec 2018 16:42:57 +0800 Message-ID: <1543999380-7946-2-git-send-email-long.cheng@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1543999380-7946-1-git-send-email-long.cheng@mediatek.com> References: <1543999380-7946-1-git-send-email-long.cheng@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 077C88C37235333F8E8FBFDEFE7CDB730C0B7FBE487852117541DCB7F1786BD92000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181205_004924_824280_4C63187F X-CRM114-Status: GOOD ( 10.81 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, YT Shen , srv_heupstream@mediatek.com, Greg Kroah-Hartman , Sean Wang , linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, Long Cheng , linux-mediatek@lists.infradead.org, linux-serial@vger.kernel.org, Jiri Slaby , Matthias Brugger , Yingjoe Chen , Dan Williams , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org add uart dma bindings Signed-off-by: Long Cheng Reviewed-by: Rob Herring --- .../devicetree/bindings/dma/8250_mtk_dma.txt | 33 ++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/8250_mtk_dma.txt diff --git a/Documentation/devicetree/bindings/dma/8250_mtk_dma.txt b/Documentation/devicetree/bindings/dma/8250_mtk_dma.txt new file mode 100644 index 0000000..3fe0961 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/8250_mtk_dma.txt @@ -0,0 +1,33 @@ +* Mediatek UART APDMA Controller + +Required properties: +- compatible should contain: + * "mediatek,mt2712-uart-dma" for MT2712 compatible APDMA + * "mediatek,mt6577-uart-dma" for MT6577 and all of the above + +- reg: The base address of the APDMA register bank. + +- interrupts: A single interrupt specifier. + +- clocks : Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. +- clock-names: The APDMA clock for register accesses + +Examples: + + apdma: dma-controller@11000380 { + compatible = "mediatek,mt2712-uart-dma"; + reg = <0 0x11000380 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + clocks = <&pericfg CLK_PERI_AP_DMA>; + clock-names = "apdma"; + #dma-cells = <1>; + }; + -- 1.7.9.5 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel