From patchwork Thu Nov 30 22:56:07 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dave Gerlach X-Patchwork-Id: 843216 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.b="Vk84VUEF"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3ynt804T5rz9sNr for ; Fri, 1 Dec 2017 09:57:04 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750842AbdK3W5C (ORCPT ); Thu, 30 Nov 2017 17:57:02 -0500 Received: from lelnx194.ext.ti.com ([198.47.27.80]:29276 "EHLO lelnx194.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750747AbdK3W5B (ORCPT ); Thu, 30 Nov 2017 17:57:01 -0500 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by lelnx194.ext.ti.com (8.15.1/8.15.1) with ESMTP id vAUMuIoA013324; Thu, 30 Nov 2017 16:56:18 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ti.com; s=ti-com-17Q1; t=1512082578; bh=BdgC7ErbRR/ycVsMp+5RfoTO+NpwdYhJ95CgRzhEY9E=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Vk84VUEFjILY+QyHjFoMe7hv7B5qXI8no7KLpFv5TigKVMCbxgFFzS3Vit09QsOiL AwoLb6euncZpujVAubUEIbfwRVeM73Vf1cZIQgumpPpnsmXYIzbW87rj5LzgEa/hAz Wz0lcdKSj4CnTENzTo9/RlaHQbCTk8HKwrvi6SE4= Received: from DLEE101.ent.ti.com (dlee101.ent.ti.com [157.170.170.31]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id vAUMuII4005017; Thu, 30 Nov 2017 16:56:18 -0600 Received: from DLEE103.ent.ti.com (157.170.170.33) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.1.845.34; Thu, 30 Nov 2017 16:56:17 -0600 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.845.34 via Frontend Transport; Thu, 30 Nov 2017 16:56:17 -0600 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id vAUMuH23028638; Thu, 30 Nov 2017 16:56:17 -0600 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 vAUMuH326312; Thu, 30 Nov 2017 16:56:17 -0600 (CST) From: Dave Gerlach To: Tony Lindgren , Santosh Shilimkar CC: , , , , Rob Herring , Dave Gerlach , Russell King , Keerthy J , Johan Hovold Subject: [PATCH v6 1/2] Documentation: dt: Update ti,emif bindings Date: Thu, 30 Nov 2017 16:56:07 -0600 Message-ID: <1512082568-5012-2-git-send-email-d-gerlach@ti.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1512082568-5012-1-git-send-email-d-gerlach@ti.com> References: <1512082568-5012-1-git-send-email-d-gerlach@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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 | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt b/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt index fd823d6091b2..29a99871e808 100644 --- a/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt +++ b/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt @@ -23,6 +23,13 @@ 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 @@ -44,7 +51,7 @@ 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"; @@ -56,3 +63,11 @@ 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>; +};