From patchwork Thu Mar 20 02:26:16 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Byungho An X-Patchwork-Id: 3862881 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 56469BF549 for ; Thu, 20 Mar 2014 02:26:40 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6A007201ED for ; Thu, 20 Mar 2014 02:26:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 57B3320219 for ; Thu, 20 Mar 2014 02:26:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753426AbaCTC0g (ORCPT ); Wed, 19 Mar 2014 22:26:36 -0400 Received: from mailout1.samsung.com ([203.254.224.24]:50373 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750917AbaCTC00 (ORCPT ); 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charset=us-ascii Content-transfer-encoding: 7bit X-Mailer: Microsoft Outlook 14.0 Thread-index: Ac9D4qV70ZeKrKBqSM+8TK2fafODrw== Content-language: en-us X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrKIsWRmVeSWpSXmKPExsVy+t8zQ92LgVrBBvfui1rMOd/CYjH/yDlW i6P/FjJazD+6g8lixvl9TBbHFohZrGjaymixbcEFZgcOjy0rbzJ59G1ZxejxeZNcAHMUl01K ak5mWWqRvl0CV8avF01MBa1SFb+mHmNsYHwm0sXIySEhYCLx9N8VVghbTOLCvfVsXYxcHEIC yxgl9p7bzgRTNL3zNhNEYhGjxKnHOxghnL+MEsfvtIC1swmoSTTPvMwGYosIREvsODIRbBSz wFFGiYkrjrCDJIQF3CX27G4F6ubgYBFQlWj7WgIS5hWwlDg45S8ThC0o8WPyPRYQm1lAS2L9 zuNMELa8xOY1b5khLlKQ2HH2NSPELj2JC6+/QtWLS0x68JAdZK+EwCl2iWcfLoElWAQEJL5N PsQCsldCQFZi0wGoOZISB1fcYJnAKDYLyepZSFbPQrJ6FpIVCxhZVjGKphYkFxQnpReZ6BUn 5haX5qXrJefnbmKEROGEHYz3DlgfYkwGWj+RWUo0OR8YxXkl8YbGZkYWpiamxkbmlmakCSuJ 86o9SgoSEkhPLEnNTk0tSC2KLyrNSS0+xMjEwSnVwLjqoYL0u4YHnzxuWuYpVgtPCRNeVhxd tsB81zR5ha6eey7f2DcYTfcxeiSzrnBGUv2PUPflH9f3qQnrWxof/LY5THmJ68ltHVpXdine 37Dr/SpLT9tg07iX8lekZC1Dmzot5HsKJi96K7lXbcm3/ScMOf9lLi1f3WG+d/HVyEVKXqnX D81UTVNiKc5INNRiLipOBADwCkPs2AIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrEKsWRmVeSWpSXmKPExsVy+t9jAd2LgVrBBr3LBS3mnG9hsZh/5Byr xdF/Cxkt5h/dwWQx4/w+JotjC8QsVjRtZbTYtuACswOHx5aVN5k8+rasYvT4vEkugDmqgdEm IzUxJbVIITUvOT8lMy/dVsk7ON453tTMwFDX0NLCXEkhLzE31VbJxSdA1y0zB+gCJYWyxJxS oFBAYnGxkr4dpgmhIW66FjCNEbq+IUFwPUYGaCBhHWPGrxdNTAWtUhW/ph5jbGB8JtLFyMkh IWAiMb3zNhOELSZx4d56ti5GLg4hgUWMEqce72CEcP4yShy/08IKUsUmoCbRPPMyG4gtIhAt sePIRLAOZoGjjBITVxxhB0kIC7hL7NndCtTNwcEioCrR9rUEJMwrYClxcMpfJghbUOLH5Hss IDazgJbE+p3HmSBseYnNa94yQ1ykILHj7GtGiF16Ehdef4WqF5eY9OAh+wRGgVlIRs1CMmoW klGzkLQsYGRZxSiaWpBcUJyUnmukV5yYW1yal66XnJ+7iREc48+kdzCuarA4xCjAwajEw7ti j2awEGtiWXFl7iFGCQ5mJRFea3etYCHelMTKqtSi/Pii0pzU4kOMyUCPTmSWEk3OB6afvJJ4 Q2MTMyNLIzMLIxNzc9KElcR5D7ZaBwoJpCeWpGanphakFsFsYeLglGpgDNdtvvzviOnb+6tc XY2r18U2dS2O9Lqbk3/y3u/k+if/FvOlfWe85rq89s16s2zvnd/XbGR61zH/zPY+9htejvK8 bvtSigNiNb8Y7Gn8Llp9dqX9v6mK02KnHZt554RFfVLSI5eKbT2/FDarJxlzrbJuqhS3YvWu YRfiCtktaa0dseTSdKFvSizFGYmGWsxFxYkALCYV4zUDAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Siva Reddy This patch adds binding document for SXGBE ethernet driver via device-tree. Signed-off-by: Siva Reddy Kallam Signed-off-by: Byungho An --- .../devicetree/bindings/net/samsung-sxgbe.txt | 60 ++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/samsung-sxgbe.txt diff --git a/Documentation/devicetree/bindings/net/samsung-sxgbe.txt b/Documentation/devicetree/bindings/net/samsung-sxgbe.txt new file mode 100644 index 0000000..231acf8 --- /dev/null +++ b/Documentation/devicetree/bindings/net/samsung-sxgbe.txt @@ -0,0 +1,60 @@ +* Samsung 10G Ethernet driver (SXGBE) + +Required properties: +- compatible: Should be "samsung,sxgbe-v2.0a" +- reg: Address and length of the register set for the device +- interrupt-parent: Should be the phandle for the interrupt controller + that services interrupts for this device +- interrupts: Should contain the SXGBE interrupts + These interrupts are ordered by fixed and follows variable + trasmit DMA interrupts, receive DMA interrupts and lpi interrupt. + index 0 - this is fixed common interrupt of SXGBE and it is always + available. + index 1 to 25 - 8 variable trasmit interrupts, variable 16 receive interrupts + and 1 optional lpi interrupt. +- phy-mode: String, operation mode of the PHY interface. + Supported values are: "sgmii", "xgmii". +- samsung,pbl: Integer, Programmable Burst Length. + Supported values are 1, 2, 4, 8, 16, or 32. +- samsung,burst-map: Integer, Program the possible bursts supported by sxgbe + This is an interger and represents allowable DMA bursts when fixed burst. + Allowable range is 0x01-0x3F. When this field is set fixed burst is enabled. + When fixed length is needed for burst mode, it can be set within allowable + range. +- samsung,adv-addr-mode: Boolean, Program the DMA to use Enhanced address mode. + When enhanced address mode is needed, it can be set. +- samsung,force-thresh-dma-mode: Boolean, Force DMA to use the threshold mode + for both tx and rx. +- samsung,force-sf-dma-mode: Boolean, Force DMA to use the Store and Forward + mode for both tx and rx. This flag is ignored if force-thresh-dma-mode is set. + +Optional properties: +- mac-address: 6 bytes, mac address +- max-frame-size: Maximum Transfer Unit (IEEE defined MTU), rather + than the maximum frame size. + +Example: + + aliases { + ethernet0 = <&sxgbe0>; + }; + + sxgbe0: ethernet@1a040000 { + compatible = "samsung,sxgbe-v2.0a"; + reg = <0 0x1a040000 0 0x10000>; + interrupt-parent = <&gic>; + interrupts = <0 209 4>, <0 185 4>, <0 186 4>, <0 187 4>, + <0 188 4>, <0 189 4>, <0 190 4>, <0 191 4>, + <0 192 4>, <0 193 4>, <0 194 4>, <0 195 4>, + <0 196 4>, <0 197 4>, <0 198 4>, <0 199 4>, + <0 200 4>, <0 201 4>, <0 202 4>, <0 203 4>, + <0 204 4>, <0 205 4>, <0 206 4>, <0 207 4>, + <0 208 4>, <0 210 4>; + samsung,pbl = <0x08> + samsung,burst-map = <0x20> + samsung,adv-addr-mode = "true" + samsung,force-sf-dma-mode = "true" + mac-address = [ 00 11 22 33 44 55 ]; /* Filled in by U-Boot */ + max-frame-size = <9000>; + phy-mode = "xgmii"; + };