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Fri, 04 Jan 2013 18:12:07 +0900 (KST) Received: from chrome-ubuntu.sisodomain.com ([107.108.73.106]) by mmp1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0MG30081AG7XXLA0@mmp1.samsung.com> for u-boot@lists.denx.de; Fri, 04 Jan 2013 18:12:07 +0900 (KST) From: Amar To: u-boot@lists.denx.de, jh80.chung@samsung.com Date: Fri, 04 Jan 2013 04:34:03 -0500 Message-id: <1357292050-12137-3-git-send-email-amarendra.xt@samsung.com> X-Mailer: git-send-email 1.8.0 In-reply-to: <1357292050-12137-1-git-send-email-amarendra.xt@samsung.com> References: <1357292050-12137-1-git-send-email-amarendra.xt@samsung.com> DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrGLMWRmVeSWpSXmKPExsWyRsSkVvf5nGcBBidOaVu83dvJ7sDocfbO DsYAxigum5TUnMyy1CJ9uwSujLmHLzEVdChUnHl/iL2BcYpUFyMnh4SAiUTz+QdsELaYxIV7 68FsIYGljBIrH2XC1Eye3s3YxcgFFF/EKDH5x2yoomVMEsvf+XQxcnCwCahK/FpsDxIWETCQ mP5kOytImFmgQOLZbjGQsLCAg8T+590sIGEWoOoVZzlAwrwCHhK9Hy4zQ2ySk/iw5xE7SAmn gKfEpisiIKYQUMnVQyUgFSwCAhLfJh8CGyIhICux6QAzyFkSAtfZJDr6rzJCTJGUOLjiBssE RuEFjAyrGEVTC5ILipPSc430ihNzi0vz0vWS83M3MQID7/S/Z9I7GFc1WBxiFOBgVOLhtbzz NECINbGsuDL3EKMEB7OSCO9n7WcBQrwpiZVVqUX58UWlOanFhxh9gC6ZyCwlmpwPjIq8knhD YxNzU2NTSyMjM1NTHMJK4ryMp54ECAmkJ5akZqemFqQWwYxj4uCUamDU2iOmvlnFa8dep79Z M25W6Bx/xX+Vt+/G9Ftrj5+enbTJ/d8GhqXBD+q8TmxTKTZ0tZLqSFRju3v/beO7lN1X/lZl G9jkL0ic+u2LnP/Z2J1qP+78ZHu2/5RgY2OpK8MCpsDq2ttuUmYP12ctdPvyMNHPfsvhzFml 74V2fH0s/91rYaVsaOYNJZbijERDLeai4kQAj4QBn2kCAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpjkeLIzCtJLcpLzFFi42I5/e+xgO7zOc8CDJbOl7F4u7eT3YHR4+yd HYwBjFENjDYZqYkpqUUKqXnJ+SmZeem2St7B8c7xpmYGhrqGlhbmSgp5ibmptkouPgG6bpk5 QGOVFMoSc0qBQgGJxcVK+naYJoSGuOlawDRG6PqGBMH1GBmggYQ1jBlzD19iKuhQqDjz/hB7 A+MUqS5GTg4JAROJydO7GSFsMYkL99azdTFycQgJLGKUmPxjNhtIQkhgGZPE8nc+XYwcHGwC qhK/FtuDhEUEDCSmP9nOChJmFiiQeLZbDCQsLOAgsf95NwtImAWoesVZDpAwr4CHRO+Hy8wQ m+QkPux5xA5SwingKbHpigiIKQRUcvVQyQRG3gWMDKsYRVMLkguKk9JzjfSKE3OLS/PS9ZLz czcxggP7mfQOxlUNFocYBTgYlXh4Le88DRBiTSwrrsw9xCjBwawkwvtZ+1mAEG9KYmVValF+ fFFpTmrxIUYfoJMmMkuJJucDoy6vJN7Q2MTc1NjU0sTCxMwSh7CSOC/jqScBQgLpiSWp2amp BalFMOOYODilGhjlHKdP4jR+J+pzzbJ3RSt3aHHyvVMW/9+cdyoo3JRjUpCyo/5I8ZHQ30m7 HZPLG6N0Zp8vZ1V6m67+armFw4o+TpeUd/tCPv38+1H0saiS5NolAbqf1t97/WivZXqR2NX1 l44tDq1e0BiY0RLBFHnXuevFVN/euq17GkwL6ibzrYyr/Bx6W1WJpTgj0VCLuag4EQAWbdAu mQIAAA== X-CFilter-Loop: Reflected Cc: afleming@gmail.com, patches@linaro.org Subject: [U-Boot] [PATCH V4 2/9] EXYNOS5: FDT: Add DWMMC device node data X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.11 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de This patch adds DWMMC device node data for exynos5. This patch also adds binding file for DWMMC device node. Changes from V1: 1)Added binding file for DWMMC device node at the location "doc/device-tree-bindings/exynos/dwmmc.txt". 2)Removed the propname 'index' from device node. 3)Prefixed the vendor name 'samsung' before propname in device node. Changes from V2: 1)Updation of commit message and resubmition of proper patch set. Changes from V3: No change. Signed-off-by: Vivek Gautam Signed-off-by: Amar X --- arch/arm/dts/exynos5250.dtsi | 32 +++++++++++++++++++++++++++++++ board/samsung/dts/exynos5250-smdk5250.dts | 22 +++++++++++++++++++++ doc/device-tree-bindings/exynos/dwmmc.txt | 29 ++++++++++++++++++++++++++++ 3 files changed, 83 insertions(+) create mode 100644 doc/device-tree-bindings/exynos/dwmmc.txt diff --git a/arch/arm/dts/exynos5250.dtsi b/arch/arm/dts/exynos5250.dtsi index 1008797..b701ae5 100644 --- a/arch/arm/dts/exynos5250.dtsi +++ b/arch/arm/dts/exynos5250.dtsi @@ -138,4 +138,36 @@ reg = <0x131b0000 0x30>; interrupts = <0 130 0>; }; + + dwmmc@12200000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "samsung,exynos5250-dwmmc"; + reg = <0x12200000 0x1000>; + interrupts = <0 75 0>; + }; + + dwmmc@12210000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "samsung,exynos5250-dwmmc"; + reg = <0x12210000 0x1000>; + interrupts = <0 76 0>; + }; + + dwmmc@12220000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "samsung,exynos5250-dwmmc"; + reg = <0x12220000 0x1000>; + interrupts = <0 77 0>; + }; + + dwmmc@12230000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "samsung,exynos5250-dwmmc"; + reg = <0x12230000 0x1000>; + interrupts = <0 78 0>; + }; }; diff --git a/board/samsung/dts/exynos5250-smdk5250.dts b/board/samsung/dts/exynos5250-smdk5250.dts index a8e62da..9baf622 100644 --- a/board/samsung/dts/exynos5250-smdk5250.dts +++ b/board/samsung/dts/exynos5250-smdk5250.dts @@ -30,6 +30,10 @@ spi2 = "/spi@12d40000"; spi3 = "/spi@131a0000"; spi4 = "/spi@131b0000"; + dwmmc0 = "/dwmmc@12200000"; + dwmmc1 = "/dwmmc@12210000"; + dwmmc2 = "/dwmmc@12220000"; + dwmmc3 = "/dwmmc@12230000"; }; sromc@12250000 { @@ -59,4 +63,22 @@ compatible = "wolfson,wm8994-codec"; }; }; + + dwmmc@12200000 { + samsung,bus-width = <8>; + samsung,timing = <1 3 3>; + }; + + dwmmc@12210000 { + status = "disabled"; + }; + + dwmmc@12220000 { + samsung,bus-width = <4>; + samsung,timing = <1 2 3>; + }; + + dwmmc@12230000 { + status = "disabled"; + }; }; diff --git a/doc/device-tree-bindings/exynos/dwmmc.txt b/doc/device-tree-bindings/exynos/dwmmc.txt new file mode 100644 index 0000000..6232ad6 --- /dev/null +++ b/doc/device-tree-bindings/exynos/dwmmc.txt @@ -0,0 +1,29 @@ +* Exynos 5250 DWC_mobile_storage + +The Exynos 5250 provides DWC_mobile_storage interface which supports +. Embedded Multimedia Cards (EMMC-version 4.5) +. Secure Digital memory (SD mem-version 2.0) +. Secure Digital I/O (SDIO-version 3.0) +. Consumer Electronics Advanced Transport Architecture (CE-ATA-version 1.1) + +The Exynos 5250 DWC_mobile_storage provides four channels. +SOC specific and Board specific properties are channel specific. + +Required SoC Specific Properties: + +- compatible: should be + - samsung,exynos5250-dwmmc: for exynos5250 platforms + +- reg: physical base address of the controller and length of memory mapped + region. + +- interrupts: The interrupt number to the cpu. + +Required Board Specific Properties: + +- #address-cells: should be 1. +- #size-cells: should be 0. +- samsung,bus-width: The width of the bus used to interface the devices + supported by DWC_mobile_storage (SD-MMC/EMMC/SDIO). +- samsung,timing: The timing values to be written into the + Drv/sample clock selection register of corresponding channel.