From patchwork Tue Feb 7 00:59:20 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Lin X-Patchwork-Id: 724842 X-Patchwork-Delegate: cyrille.pitchen@atmel.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3vHRFg4MbLz9rvt for ; Tue, 7 Feb 2017 12:14:31 +1100 (AEDT) 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 1cauMT-0008Hp-Qs; Tue, 07 Feb 2017 01:14:25 +0000 Received: from lucky1.263xmail.com ([211.157.147.130]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cauAb-0002rZ-D1; Tue, 07 Feb 2017 01:02:14 +0000 Received: from shawn.lin?rock-chips.com (unknown [192.168.167.130]) by lucky1.263xmail.com (Postfix) with ESMTP id 4F5961EF011; Tue, 7 Feb 2017 09:01:40 +0800 (CST) X-263anti-spam: X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 Received: from localhost.localdomain (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id F3D913BC; Tue, 7 Feb 2017 09:01:38 +0800 (CST) X-RL-SENDER: shawn.lin@rock-chips.com X-FST-TO: dwmw2@infradead.org X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: shawn.lin@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: lintao@rock-chips.com X-DNS-TYPE: 0 Received: from unknown (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith SMTP id 12736WSF6V0; Tue, 07 Feb 2017 09:01:40 +0800 (CST) From: Shawn Lin To: David Woodhouse , Brian Norris , Cyrille Pitchen Subject: [PATCH v5 1/2] mtd: spi-nor: Bindings for Rockchip serial flash controller Date: Tue, 7 Feb 2017 08:59:20 +0800 Message-Id: <1486429161-33764-2-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1486429161-33764-1-git-send-email-shawn.lin@rock-chips.com> References: <1486429161-33764-1-git-send-email-shawn.lin@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170206_170210_564315_62EF1B2E X-CRM114-Status: UNSURE ( 9.03 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.8 (/) X-Spam-Report: SpamAssassin version 3.4.1 on bombadil.infradead.org summary: Content analysis details: (0.8 points) pts rule name description ---- ---------------------- -------------------------------------------------- 2.7 RCVD_IN_PSBL RBL: Received via a relay in PSBL [211.157.147.130 listed in psbl.surriel.com] 0.0 T_SPF_PERMERROR SPF: test of record failed (permerror) -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org, Shawn Lin , Marek Vasut , Rob Herring , linux-mtd@lists.infradead.org MIME-Version: 1.0 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org Add binding document for the Rockchip serial flash controller. Signed-off-by: Shawn Lin Acked-by: Marek Vasut Acked-by: Rob Herring --- Changes in v5: None Changes in v4: - use uppercase DMA for description Changes in v3: None Changes in v2: None .../devicetree/bindings/mtd/rockchip-sfc.txt | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/rockchip-sfc.txt diff --git a/Documentation/devicetree/bindings/mtd/rockchip-sfc.txt b/Documentation/devicetree/bindings/mtd/rockchip-sfc.txt new file mode 100644 index 0000000..2a889c9 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/rockchip-sfc.txt @@ -0,0 +1,31 @@ +Rockchip Serial Flash Controller + +Required properties: +- compatible : Should be + "rockchip,rk1108-sfc", "rockchip,sfc" for ROCKCHIP RK1108. +- address-cells : Should be 1. +- size-cells : Should be 0. +- clocks: Must contain two entries for each entry in clock-names. +- clock-names: Shall be "sfc" for the transfer-clock, and "hsfc" for + the peripheral clock. +- interrupts : Should contain the interrupt for the device. +- reg: Physical base address of the controller and length of memory mapped. + +Optional properties: +- rockchip,sfc-no-dma: Indicate the controller doesn't support DMA transfer. + +Example: +nor_flash: sfc@301c0000 { + compatible = "rockchip,rk1108-sfc", "rockchip,sfc"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&cru SCLK_SFC>, <&cru HCLK_SFC>; + clock-names = "sfc", "hsfc"; + interrupts = ; + reg = <0x301c0000 0x1000>; + spi-nor@0 { + compatible = "jedec,spi-nor"; + spi-max-frequency = <12000000>; + reg = <0>; + }; +};