From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leilk Liu Subject: [PATCH v2 2/4] dt-bindings: ARM: Mediatek: Document devicetree bindings for spi bus Date: Mon, 29 Jun 2015 21:04:28 +0800 Message-ID: <1435583070-9600-3-git-send-email-leilk.liu@mediatek.com> References: <1435583070-9600-1-git-send-email-leilk.liu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1435583070-9600-1-git-send-email-leilk.liu@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Mark Brown Cc: Mark Rutland , Matthias Brugger , Sascha Hauer , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, linux-mediatek@lists.infradead.org, Leilk Liu List-Id: devicetree@vger.kernel.org Signed-off-by: Leilk Liu --- .../devicetree/bindings/spi/spi-mt65xx.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-mt65xx.txt diff --git a/Documentation/devicetree/bindings/spi/spi-mt65xx.txt b/Documentation/devicetree/bindings/spi/spi-mt65xx.txt new file mode 100644 index 0000000..04c28fd --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-mt65xx.txt @@ -0,0 +1,32 @@ +MTK SPI device + +Required properties: +- compatible: should be one of the following. + - mediatek,mt8173-spi: for mt8173 platforms + - mediatek,mt8135-spi: for mt8135 platforms + - mediatek,mt6589-spi: for mt6589 platforms + +- reg: Address and length of the register set for the device + +- interrupts: Should contain spi interrupt + +- clock-names: tuple listing input clock names. + Required elements: "main" + +- clocks: phandles to input clocks. + +- pad-select: should specify spi pad used, only required for MT8173. + This value should be 0~3. + +Example: + +- SoC Specific Portion: +spi: spi@1100a000 { + compatible = "mediatek,mt8173-spi"; + reg = <0 0x1100a000 0 0x1000>; + interrupts = ; + clocks = <&pericfg PERI_SPI0>; + clock-names = "main"; + pad-select = <1>; + status = "disabled"; +}; -- 1.8.1.1.dirty