From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F1CF5C48BD4 for ; Tue, 25 Jun 2019 05:48:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C854A20659 for ; Tue, 25 Jun 2019 05:48:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728637AbfFYFsl (ORCPT ); Tue, 25 Jun 2019 01:48:41 -0400 Received: from twhmllg3.macronix.com ([211.75.127.131]:34810 "EHLO TWHMLLG3.macronix.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728563AbfFYFsf (ORCPT ); Tue, 25 Jun 2019 01:48:35 -0400 Received: from localhost.localdomain ([172.17.195.96]) by TWHMLLG3.macronix.com with ESMTP id x5P5mKt2093478; Tue, 25 Jun 2019 13:48:23 +0800 (GMT-8) (envelope-from masonccyang@mxic.com.tw) From: Mason Yang To: miquel.raynal@bootlin.com, marek.vasut@gmail.com, linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, bbrezillon@kernel.org, dwmw2@infradead.org, computersforpeace@gmail.com, vigneshr@ti.com, paul.burton@mips.com, liang.yang@amlogic.com, richard@nod.at, anders.roxell@linaro.org, christophe.kerello@st.com, paul@crapouillou.net, jianxin.pan@amlogic.com, stefan@agner.ch, devicetree@vger.kernel.org Cc: juliensu@mxic.com.tw, lee.jones@linaro.org, masonccyang@mxic.com.tw, broonie@kernel.org Subject: [PATCH v4 2/2] dt-bindings: mtd: Document Macronix raw NAND controller bindings Date: Tue, 25 Jun 2019 14:10:56 +0800 Message-Id: <1561443056-13766-3-git-send-email-masonccyang@mxic.com.tw> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1561443056-13766-1-git-send-email-masonccyang@mxic.com.tw> References: <1561443056-13766-1-git-send-email-masonccyang@mxic.com.tw> X-MAIL: TWHMLLG3.macronix.com x5P5mKt2093478 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Document the bindings used by the Macronix raw NAND controller. Signed-off-by: Mason Yang --- .../devicetree/bindings/mtd/mxic-nand.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/mxic-nand.txt diff --git a/Documentation/devicetree/bindings/mtd/mxic-nand.txt b/Documentation/devicetree/bindings/mtd/mxic-nand.txt new file mode 100644 index 0000000..3d198e4 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/mxic-nand.txt @@ -0,0 +1,26 @@ +Macronix Raw NAND Controller Device Tree Bindings +------------------------------------------------- + +Required properties: +- compatible: should be "mxic,raw-nand-ctlr" +- reg: should contain 1 entrie for the registers +- reg-names: should contain "regs" +- interrupts: interrupt line connected to this NAND controller +- clock-names: should contain "ps_clk", "send_clk" and "send_dly_clk" +- clocks: should contain 3 entries for the "ps_clk", "send_clk" and + "send_dly_clk" clocks + +Example: + + nand: mxic-nfc@43c30000 { + compatible = "mxic,raw-nand-ctlr"; + reg = <0x43c30000 0x10000>; + reg-names = "regs"; + clocks = <&clkwizard 0>, <&clkwizard 1>, <&clkc 15>; + clock-names = "send_clk", "send_dly_clk", "ps_clk"; + + nand-ecc-mode = "soft"; + nand-ecc-algo = "bch"; + nand-ecc-step-size = <512>; + nand-ecc-strength = <8>; + }; -- 1.9.1