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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 79FAAE8FDCB for ; Wed, 4 Oct 2023 06:15:14 +0000 (UTC) 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: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:In-Reply-To:References: List-Owner; bh=oaYM81bHsjGzMF7gy9HnKhRl8Yi7XAHvxGC55nQJl90=; b=ucnC9rCoiHTekZ +vq9NVSjUTDfPit6/53GlEFk/UhgmGHxsAt90v6Kkri9XM3knvhDpsX/PXomqlzSY4zFW7wmW+D2D ZOMmf+fi5/QglpFcELiLJKZ98qoxa38icXdY6MX/Q4OMIf1HcGVQ4BThKIEWGCwBr+wqNgVR30Fu6 TB0xV3KGbj+/T8BYNsZqnxLYELHhfB0Et6jMH8qDtG9P0Q5Nloz0BxUaW2f+pgBTKljoxEhSUJwKc MOFw/PZwprFqvlH6ZEgosHdcLV7253/M7LlP05HIdDShB6u/rqqr+KKkElhcTAAtghBRr76scJGdg e895zFkOLJfPL9bjUCOw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qnv9y-00GN1t-2f; Wed, 04 Oct 2023 06:15:02 +0000 Received: from mgamail.intel.com ([134.134.136.126]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qnv9u-00GN03-2Y for linux-mtd@lists.infradead.org; Wed, 04 Oct 2023 06:15:00 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1696400098; x=1727936098; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=g3qhwjm1v949ji/360/hMlwzoSwFbjiqduhc4qJAhGM=; b=VodNGw2cuOAfq9nJCFipHUTLGTgw2uqi4P4jnxAPMAc0ZCAif6zMnopJ xgNa/iTI+AmaC//S3MY2l9kTluzvc3mOJialuKiPATLvusKvsfDZYCnam o0+MnoBYbCowbm1pT2ODixtwn8LFgSNJJHhfKVmuQCdbgajkO+zgH+KH6 rHc4cOuj+BmkO4MaE2NbKVSQeFCSdbWEyDUJEuZv4sdLB7OcyOYzBqAou Dp6FjUgO9X8heXdSGfseekxlr3I+y/YmjVYpf8IfwJoQttveH0rmZY/7r maxVmEQzPiAtNhH6cnKB3egdQT6AzliizTvrxsLFjfwqD3j9Q5a73YBJn Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10852"; a="368128162" X-IronPort-AV: E=Sophos;i="6.03,199,1694761200"; d="scan'208";a="368128162" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Oct 2023 23:14:54 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10852"; a="744807083" X-IronPort-AV: E=Sophos;i="6.03,199,1694761200"; d="scan'208";a="744807083" Received: from unknown (HELO localhost.localdomain) ([10.226.216.116]) by orsmga007.jf.intel.com with ESMTP; 03 Oct 2023 23:14:51 -0700 From: niravkumar.l.rabara@intel.com To: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Niravkumar L Rabara Cc: linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] dt-bindings: mtd: cadence: convert cadence-nand-controller.txt to yaml Date: Wed, 4 Oct 2023 14:12:14 +0800 Message-Id: <20231004061214.17176-1-niravkumar.l.rabara@intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231003_231458_930363_5EA28360 X-CRM114-Status: GOOD ( 18.95 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org From: Niravkumar L Rabara Convert cadence-nand-controller.txt to yaml format. Signed-off-by: Niravkumar L Rabara --- .../devicetree/bindings/mtd/cadence,nand.yaml | 73 +++++++++++++++++++ .../bindings/mtd/cadence-nand-controller.txt | 53 -------------- 2 files changed, 73 insertions(+), 53 deletions(-) create mode 100644 Documentation/devicetree/bindings/mtd/cadence,nand.yaml delete mode 100644 Documentation/devicetree/bindings/mtd/cadence-nand-controller.txt diff --git a/Documentation/devicetree/bindings/mtd/cadence,nand.yaml b/Documentation/devicetree/bindings/mtd/cadence,nand.yaml new file mode 100644 index 000000000000..781812ac702f --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/cadence,nand.yaml @@ -0,0 +1,73 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/cadence,nand.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cadence NAND controller + +maintainers: + - Niravkumar L Rabara + +allOf: + - $ref: nand-controller.yaml + +properties: + compatible: + items: + - const: cdns,hp-nfc + + reg: + items: + - description: Address and length of the controller register set + - description: Address and length of the Slave DMA data port + + reg-names: + items: + - const: reg + - const: sdma + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + dmas: + maxItems: 1 + + cdns,board-delay-ps: + description: | + Estimated Board delay. The value includes the total round trip + delay for the signals and is used for deciding on values associated + with data read capture. The example formula for SDR mode is the + following. + board delay = RE#PAD delay + PCB trace to device + PCB trace from device + + DQ PAD delay + +required: + - compatible + - reg + - reg-names + - interrupts + - clocks + +unevaluatedProperties: false + +examples: + - | + nand-controller@10b80000 { + compatible = "cdns,hp-nfc"; + reg = <0x10b80000 0x10000>, + <0x10840000 0x10000>; + reg-names = "reg", "sdma"; + #address-cells = <1>; + #size-cells = <0>; + interrupts = <0 97 4>; + clocks = <&nf_clk>; + cdns,board-delay-ps = <4830>; + + nand@0 { + reg = <0>; + }; + }; diff --git a/Documentation/devicetree/bindings/mtd/cadence-nand-controller.txt b/Documentation/devicetree/bindings/mtd/cadence-nand-controller.txt deleted file mode 100644 index d2eada5044b2..000000000000 --- a/Documentation/devicetree/bindings/mtd/cadence-nand-controller.txt +++ /dev/null @@ -1,53 +0,0 @@ -* Cadence NAND controller - -Required properties: - - compatible : "cdns,hp-nfc" - - reg : Contains two entries, each of which is a tuple consisting of a - physical address and length. The first entry is the address and - length of the controller register set. The second entry is the - address and length of the Slave DMA data port. - - reg-names: should contain "reg" and "sdma" - - #address-cells: should be 1. The cell encodes the chip select connection. - - #size-cells : should be 0. - - interrupts : The interrupt number. - - clocks: phandle of the controller core clock (nf_clk). - -Optional properties: - - dmas: shall reference DMA channel associated to the NAND controller - - cdns,board-delay-ps : Estimated Board delay. The value includes the total - round trip delay for the signals and is used for deciding on values - associated with data read capture. The example formula for SDR mode is - the following: - board delay = RE#PAD delay + PCB trace to device + PCB trace from device - + DQ PAD delay - -Child nodes represent the available NAND chips. - -Required properties of NAND chips: - - reg: shall contain the native Chip Select ids from 0 to max supported by - the cadence nand flash controller - -See Documentation/devicetree/bindings/mtd/nand-controller.yaml for more details on -generic bindings. - -Example: - -nand_controller: nand-controller@60000000 { - compatible = "cdns,hp-nfc"; - #address-cells = <1>; - #size-cells = <0>; - reg = <0x60000000 0x10000>, <0x80000000 0x10000>; - reg-names = "reg", "sdma"; - clocks = <&nf_clk>; - cdns,board-delay-ps = <4830>; - interrupts = <2 0>; - nand@0 { - reg = <0>; - label = "nand-1"; - }; - nand@1 { - reg = <1>; - label = "nand-2"; - }; - -}; -- 2.25.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/