From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jun Nie Subject: [PATCH v8 4/5] mmc: dt-bindings: add ZTE ZX296718 MMC bindings Date: Thu, 22 Dec 2016 12:57:36 +0800 Message-ID: <1482382657-16681-5-git-send-email-jun.nie@linaro.org> References: <1482382657-16681-1-git-send-email-jun.nie@linaro.org> Return-path: In-Reply-To: <1482382657-16681-1-git-send-email-jun.nie@linaro.org> Sender: linux-mmc-owner@vger.kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, shawn.guo@linaro.org, xie.baoyou@zte.com.cn, devicetree@vger.kernel.org Cc: ulf.hansson@linaro.org, jh80.chung@samsung.com, jason.liu@linaro.org, chen.chaokai@zte.com.cn, lai.binz@zte.com.cn, linux-mmc@vger.kernel.org, Jun Nie List-Id: devicetree@vger.kernel.org Document the device-tree binding of ZTE MMC host on ZX296718 SoC. Signed-off-by: Jun Nie --- .../devicetree/bindings/mmc/zx-dw-mshc.txt | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt diff --git a/Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt new file mode 100644 index 0000000..eaade0e --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt @@ -0,0 +1,33 @@ +* ZTE specific extensions to the Synopsys Designware Mobile Storage + Host Controller + +The Synopsys designware mobile storage host controller is used to interface +a SoC with storage medium such as eMMC or SD/MMC cards. This file documents +differences between the core Synopsys dw mshc controller properties described +by synopsys-dw-mshc.txt and the properties used by the ZTE specific +extensions to the Synopsys Designware Mobile Storage Host Controller. + +Required Properties: + +* compatible: should be + - "zte,zx296718-dw-mshc": for ZX SoCs + +Example: + + mmc1: mmc@1110000 { + compatible = "zte,zx296718-dw-mshc"; + reg = <0x01110000 0x1000>; + interrupts = ; + fifo-depth = <32>; + data-addr = <0x200>; + fifo-watermark-aligned; + bus-width = <4>; + clock-frequency = <50000000>; + clocks = <&topcrm SD0_AHB>, <&topcrm SD0_WCLK>; + clock-names = "biu", "ciu"; + num-slots = <1>; + max-frequency = <50000000>; + cap-sdio-irq; + cap-sd-highspeed; + status = "disabled"; + }; -- 1.9.1