From patchwork Fri Nov 11 09:16:05 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Lin X-Patchwork-Id: 693612 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2001:1868:205::9]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3tFZ9l2Ytpz9t1L for ; Fri, 11 Nov 2016 20:19:22 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1c57y1-00023Y-Ma; Fri, 11 Nov 2016 09:17:49 +0000 Received: from lucky1.263xmail.com ([211.157.147.130]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1c57xx-00020l-Er; Fri, 11 Nov 2016 09:17:47 +0000 Received: from shawn.lin?rock-chips.com (unknown [192.168.167.138]) by lucky1.263xmail.com (Postfix) with ESMTP id 1F74C1EEF57; Fri, 11 Nov 2016 17:17:18 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost.localdomain (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 464303EC; Fri, 11 Nov 2016 17:17:10 +0800 (CST) X-RL-SENDER: shawn.lin@rock-chips.com X-FST-TO: robh+dt@kernel.org X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: shawn.lin@rock-chips.com X-UNIQUE-TAG: <42dcfde11047a19a113ceed259d036e0> 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 142386UMA5S; Fri, 11 Nov 2016 17:17:11 +0800 (CST) From: Shawn Lin To: Rob Herring , David Woodhouse , Brian Norris Subject: [PATCH 1/2] mtd: spi-nor: Bindings for Rockchip serial flash controller Date: Fri, 11 Nov 2016 17:16:05 +0800 Message-Id: <1478855766-151673-2-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1478855766-151673-1-git-send-email-shawn.lin@rock-chips.com> References: <1478855766-151673-1-git-send-email-shawn.lin@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161111_011746_492103_4443956E X-CRM114-Status: UNSURE ( 8.44 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -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: 2.1.20 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Shawn Lin , linux-mtd@lists.infradead.org, Heiko Stuebner , linux-rockchip@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: Rob Herring --- .../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..28430ce --- /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>; + }; +};