From patchwork Fri May 28 07:23:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiko Schocher X-Patchwork-Id: 1485038 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=denx.de header.i=@denx.de header.a=rsa-sha256 header.s=phobos-20191101 header.b=brT5kpwS; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4Frx5F3vVfz9sWP for ; Fri, 28 May 2021 17:24:17 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235770AbhE1HZu (ORCPT ); Fri, 28 May 2021 03:25:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50136 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235727AbhE1HZt (ORCPT ); Fri, 28 May 2021 03:25:49 -0400 Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AEC95C061574 for ; Fri, 28 May 2021 00:24:15 -0700 (PDT) Received: from mail-internal.denx.de (p578adb1c.dip0.t-ipconnect.de [87.138.219.28]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: noc@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 6EE4D82CAC; Fri, 28 May 2021 09:24:14 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1622186654; bh=FxlnUYuVBD/ayVoM48CgGS8f69ngxanfNpwZzowWZ3E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=brT5kpwS0FWp5rQXzGHr5ysQXqEKoH0Hlwzt7D00LTbK5G3HbxQlq/YsjmIsvLLQ8 ZeFl0EDKBeRhSAA14zYT9eFhfBdpAuEuQl071ivzl0dAGJHpM0qFXU4m52VQ0PdyCC Dm9pCv2eJsRdVzW0xiyJ1rP58pa2s2Tabdk43IRul67rSSgUHuQFNr0MfZ8u0g0pBt /Fb6W0cHhBGTgZh1eRApY53654GUVExiSOURS/ctIJsLcH0dkNtdIl1lpjEMvSsh6U KY60I8gvdjBmX90LFMzukjfofBoPWZPCCedmlEavYkGH/70flVevShka5cWuvY+nC2 +usRrVtMTb1qQ== Received: from pollux.denx.de (pollux [192.168.1.1]) by mail-internal.denx.de (Postfix) with ESMTP id 9572C182BA1; Fri, 28 May 2021 09:23:53 +0200 (CEST) Received: by pollux.denx.de (Postfix, from userid 515) id 8356F1A8BC6; Fri, 28 May 2021 09:23:53 +0200 (CEST) From: Heiko Schocher To: linux-mtd@lists.infradead.org Cc: Heiko Schocher , Miquel Raynal , Richard Weinberger , Rob Herring , Vignesh Raghavendra , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 1/2] mtd: devices: add devicetree documentation for microchip 48l640 Date: Fri, 28 May 2021 09:23:50 +0200 Message-Id: <20210528072351.1639575-2-hs@denx.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210528072351.1639575-1-hs@denx.de> References: <20210528072351.1639575-1-hs@denx.de> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.102.4 at phobos.denx.de X-Virus-Status: Clean Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The Microchip 48l640 is a 8KByte EERAM connected via SPI. Add devicetree bindings documentation. Signed-off-by: Heiko Schocher --- I must admit that I created the file Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml by hand, looking into other yaml files... Is there a way to check such a file to its correctness? .../bindings/mtd/microchip,mchp48l640.yaml | 40 +++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml diff --git a/Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml b/Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml new file mode 100644 index 0000000000000..f0290d09d4b25 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +title: MTD SPI driver for Microchip 48l640 (and similar) serial EERAM + +maintainers: + - Heiko Schocher + +description: | + The Microchip 48l640 is a 8KByte EERAM connected via SPI. + + datasheet: http://ww1.microchip.com/downloads/en/DeviceDoc/20006055B.pdf + +properties: + compatible: + items: + - const: microchip,48l640 + + reg: + maxItems: 1 + + spi-max-frequency: true + +required: + - compatible + - reg + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + spi-eeram@0 { + compatible = "microchip,48l640"; + reg = <0>; + spi-max-frequency = <20000000>; + }; + }; +...