From patchwork Sat May 29 10:27:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiko Schocher X-Patchwork-Id: 1485360 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; secure) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=LhIXyFtl; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=denx.de header.i=@denx.de header.a=rsa-sha256 header.s=phobos-20191101 header.b=wyKgrJp9; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4Fsd7X12vFz9sW4 for ; Sat, 29 May 2021 20:28:40 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XBtpIKHeHe8qZPMtsjUboPhazXhTBkHc2Gg/yBFfeXk=; b=LhIXyFtl/drtrS 8fDHrzv0XKL/EubssKOzC0BpFVmMUIqCi0QjGIKq5CsCzV3JythE84LU7lOpevEaGJVF1es1O/Y0E XhTQVoHL2mKn4/1Rr8yUd9sZ3IX5qMJpYzRmcAPqWM+91egyauFwc8uHrgPD9v5yh2+ZmSS3U9lPl 9yIrxD9nERWO1+08mx68VMtGttPR7wyBIfnncm+QAohCIgyfHoNxj1QBiVKOpDnVv8u0mPR9c5wwS jVasg4jrZ5f7BqeUQivhhTQXBF6AzHXlOaGW/LcCAaucitWVneqE+6YcvB3FDjXn2qa5dsNL6e6vY 4iJhGQAaQ0ZlnfyMiCbA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lmwCQ-004l3T-0H; Sat, 29 May 2021 10:28:10 +0000 Received: from phobos.denx.de ([85.214.62.61]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lmwCF-004kz0-OO for linux-mtd@lists.infradead.org; Sat, 29 May 2021 10:28:01 +0000 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 03F4781ECA; Sat, 29 May 2021 12:27:58 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1622284078; bh=B5KI7ifeeOuKGZWeMhm6fI1KYhbpiukyN7ZgTTDJmkk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wyKgrJp9rZODqz1fxi0AJurwAS3eN8qPJsKqwv8dJpTSn4VHbx9puzoDqKzdpShAT iezGNOFHnpuJJfwyG/3c9m38NV5hNeRe6+7cHcnXI7dx/b0T3QYyJbhjpC2ddcl5O4 csEHbJkTq9jioDATkoNIFhybSIR4W6WGlpkdvfpFwD2PUwHhy79RPwwQDzD5yZDWtI nNB3yrlSKJxcr4msvnFCOVd6REEg7PY7zdD3Y0rBUZhqiEvXYIDiXbPUqC21LoQObj PGVqtFmLSTZVep01/emTNDIIkpS0N1ju2WCD7zSrN8kYH6mbL+FeFbV0ysEGHs3TuL k3CSTKNP16fFQ== Received: from pollux.denx.de (pollux [192.168.1.1]) by mail-internal.denx.de (Postfix) with ESMTP id 9A0CD182BA4; Sat, 29 May 2021 12:27:46 +0200 (CEST) Received: by pollux.denx.de (Postfix, from userid 515) id 8EC501A8BC5; Sat, 29 May 2021 12:27:46 +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 v2 1/2] mtd: devices: add devicetree documentation for microchip 48l640 Date: Sat, 29 May 2021 12:27:43 +0200 Message-Id: <20210529102744.1251220-2-hs@denx.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210529102744.1251220-1-hs@denx.de> References: <20210529102744.1251220-1-hs@denx.de> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.102.4 at phobos.denx.de X-Virus-Status: Clean X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210529_032759_966472_BCE4DAD8 X-CRM114-Status: GOOD ( 11.99 ) X-Spam-Score: -2.5 (--) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: The Microchip 48l640 is a 8KByte EERAM connected via SPI. Add devicetree bindings documentation. Signed-off-by: Heiko Schocher --- Changes in v2: as Rob helped, fix warnings from running command 'make DT_CHECKER_FLAGS=-m dt_binding_check' Content analysis details: (-2.5 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [85.214.62.61 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org The Microchip 48l640 is a 8KByte EERAM connected via SPI. Add devicetree bindings documentation. Signed-off-by: Heiko Schocher --- Changes in v2: as Rob helped, fix warnings from running command 'make DT_CHECKER_FLAGS=-m dt_binding_check' .../bindings/mtd/microchip,mchp48l640.yaml | 45 +++++++++++++++++++ 1 file changed, 45 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..08089f2db0761 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/microchip,mchp48l640.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/mtd/microchip,mchp48l640.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +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 + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + spi-eeram@0 { + compatible = "microchip,48l640"; + reg = <0>; + spi-max-frequency = <20000000>; + }; + }; +...