From patchwork Mon Jul 24 21:24:53 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dave Gerlach X-Patchwork-Id: 9860583 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id D876C60385 for ; Mon, 24 Jul 2017 21:25:50 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CBE3E27F98 for ; Mon, 24 Jul 2017 21:25:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C09F7285CB; Mon, 24 Jul 2017 21:25:50 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 45ADE27F98 for ; Mon, 24 Jul 2017 21:25:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qLuoqhdY5z2hSemDTJiCuRbjZbz0Ttckj9WV2g4ST3A=; b=LprgTDfeB7x2/m S9QbDaux5OFPFnZMCzJaQVs2ucHHb++NQptt3/aOEZ2tOOe0ViTs/IFqDqEfAjptJVeusyoAUw5hV HtauMlbCxP/kJ2IKnrw/9Yld98z82jT6P0g08TxPJ/rO0BhmTEVQJyFdNe1gah50OEUJtS0KS69lb 3WSxRX+yURdThLiduZEaTAwLpNf6n7SmbHiERBJEFruJ2fyXwQX1qcxiO6ADKDUOpsrLLb4Tkrz76 R8pP1B8XhFBUFXaAXlFhJDHmNLHzlxmSpMwC5BdYiJ2t1nYhIQIcshVHCg4aJHZYq66exDQ2Fh/wH Z/Vv05jqpxdwbTbs69ag==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dZkrI-00022X-NJ; Mon, 24 Jul 2017 21:25:44 +0000 Received: from lelnx193.ext.ti.com ([198.47.27.77]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1dZkrF-00020V-4A for linux-arm-kernel@lists.infradead.org; Mon, 24 Jul 2017 21:25:43 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by lelnx193.ext.ti.com (8.15.1/8.15.1) with ESMTP id v6OLP5EC001989; Mon, 24 Jul 2017 16:25:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ti.com; s=ti-com-17Q1; t=1500931505; bh=6/PJzpDZUoBSus6q5xmHayp432MhKMKK1GEqKYWTN+c=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=I6uDe+YFJlX6gYKc9cazRFCJ0Qvz7RfGAlQoUjcsdFTz90eqgWUIdMDWF+6BtA0cj JiCNQgGzybKXQ3EDTAsiLZhKQisgxpwu62bsEad5xlo0Cu5d6S8ps1+UOdThzZMooR 2N4KsbAdJB0rW1WTQIo1yFYmgoo8dSh2JzNWzHSs= Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id v6OLP4FX024578; Mon, 24 Jul 2017 16:25:04 -0500 Received: from dflp33.itg.ti.com (10.64.6.16) by DFLE73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.3.294.0; Mon, 24 Jul 2017 16:25:04 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dflp33.itg.ti.com (8.14.3/8.13.8) with ESMTP id v6OLP4d1029241; Mon, 24 Jul 2017 16:25:04 -0500 Received: from localhost (uda0274052.dhcp.ti.com [128.247.59.203]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id v6OLP4311491; Mon, 24 Jul 2017 16:25:04 -0500 (CDT) From: Dave Gerlach To: Rob Herring , Tony Lindgren , Santosh Shilimkar , Russell King Subject: [PATCH v3 1/2] Documentation: dt: Update ti,emif bindings Date: Mon, 24 Jul 2017 16:24:53 -0500 Message-ID: <20170724212454.27574-2-d-gerlach@ti.com> X-Mailer: git-send-email 2.13.0 In-Reply-To: <20170724212454.27574-1-d-gerlach@ti.com> References: <20170724212454.27574-1-d-gerlach@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170724_142541_322959_2CD262C9 X-CRM114-Status: GOOD ( 11.34 ) 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, Dave Gerlach , Keerthy J , linux-kernel@vger.kernel.org, Johan Hovold , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Update the Texas Instruments EMIF binding document to include the device tree bindings for ti,emif-am3352 and ti,emif-am4372 which are used by the ti-emif-sram driver to provide low-level PM functionality. Acked-by: Rob Herring Acked-by: Tony Lindgren Signed-off-by: Dave Gerlach --- .../devicetree/bindings/memory-controllers/ti/emif.txt | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt b/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt index 0db60470ebb6..8c0214b17c2b 100644 --- a/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt +++ b/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt @@ -8,6 +8,7 @@ of the EMIF IP and memory parts attached to it. Required properties: - compatible : Should be of the form "ti,emif-" where is the IP revision of the specific EMIF instance. + For am335x should be ti,emif-am3352. For am437x should be ti,emif-am4372. - phy-type : indicating the DDR phy type. Following are the @@ -21,6 +22,13 @@ Required properties: the value shall be "emif" where is the number of the EMIF instance with base 1. +Required only for "ti,emif-am3352" and "ti,emif-am4372": +- sram : Phandles for generic sram driver nodes, + first should be type 'protect-exec' for the driver to use to copy + and run PM functions, second should be regular pool to be used for + data region for code. See Documentation/devicetree/bindings/sram/sram.txt + for more details. + Optional properties: - cs1-used : Have this property if CS1 of this EMIF instance has a memory part attached to it. If there is a memory @@ -42,7 +50,7 @@ Optional properties: - hw-caps-temp-alert : Have this property if the controller has capability for generating SDRAM temperature alerts -Example: +-Examples: emif1: emif@0x4c000000 { compatible = "ti,emif-4d"; @@ -54,3 +62,11 @@ emif1: emif@0x4c000000 { hw-caps-ll-interface; hw-caps-temp-alert; }; + +/* From am33xx.dtsi */ +emif: emif@4c000000 { + compatible = "ti,emif-am3352"; + reg = <0x4C000000 0x1000>; + sram = <&pm_sram_code + &pm_sram_data>; +};