From patchwork Wed Apr 8 19:46:06 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lucas Stach X-Patchwork-Id: 459434 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 278131401DC for ; Thu, 9 Apr 2015 05:46:23 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753575AbbDHTqW (ORCPT ); Wed, 8 Apr 2015 15:46:22 -0400 Received: from ns.lynxeye.de ([87.118.118.114]:35181 "EHLO lynxeye.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753124AbbDHTqV (ORCPT ); Wed, 8 Apr 2015 15:46:21 -0400 Received: by lynxeye.de (Postfix, from userid 501) id 7C23D26C2004; Wed, 8 Apr 2015 21:46:18 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on lynxeye.de X-Spam-Level: X-Spam-Status: No, score=-2.9 required=3.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.3.1 Received: from tellur.intern.lynxeye.de (p57B5EC68.dip0.t-ipconnect.de [87.181.236.104]) by lynxeye.de (Postfix) with ESMTPA id 4522426C2002; Wed, 8 Apr 2015 21:46:16 +0200 (CEST) From: Lucas Stach To: Brian Norris , David Woodhouse , Thierry Reding , Stephen Warren Cc: Rob Herring , Pawel Moll , Mark Rutland , Alexandre Courbot , Boris BREZILLON , Ezequiel Garcia , Stefan Agner , Marcel Ziswiler , devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 1/5] mtd: nand: tegra: add devicetree binding Date: Wed, 8 Apr 2015 21:46:06 +0200 Message-Id: <1428522370-18035-2-git-send-email-dev@lynxeye.de> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1428522370-18035-1-git-send-email-dev@lynxeye.de> References: <1428522370-18035-1-git-send-email-dev@lynxeye.de> Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org This adds the devicetree binding for the Tegra 2 NAND flash controller. Signed-off-by: Lucas Stach --- .../bindings/mtd/nvidia,tegra20-nand.txt | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/nvidia,tegra20-nand.txt diff --git a/Documentation/devicetree/bindings/mtd/nvidia,tegra20-nand.txt b/Documentation/devicetree/bindings/mtd/nvidia,tegra20-nand.txt new file mode 100644 index 0000000..522d442 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/nvidia,tegra20-nand.txt @@ -0,0 +1,29 @@ +NVIDIA Tegra NAND Flash controller + +Required properties: +- compatible: Must be one of: + - "nvidia,tegra20-nand" +- reg: MMIO address range +- interrupts: interrupt output of the NFC controller +- clocks: Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. +- clock-names: Must include the following entries: + - nand +- resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names: Must include the following entries: + - nand + +Optional properties: +- nvidia,wp-gpios: GPIO used to disable write protection of the flash + + Example: + nand@70008000 { + compatible = "nvidia,tegra20-nand"; + reg = <0x70008000 0x100>; + interrupts = ; + clocks = <&tegra_car TEGRA20_CLK_NDFLASH>; + clock-names = "nand"; + resets = <&tegra_car 13>; + reset-names = "nand"; + };