From patchwork Wed Oct 23 09:26:16 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hui-Ping Chen X-Patchwork-Id: 13846865 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 206ADD2E03C for ; Wed, 23 Oct 2024 09:55:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=JuOQJ2SkMr9MVCpuQjB+HvX8BSfQHaT0CbF4h7Jt34Q=; b=2gSGEz+cQoLSRHfb3/btqezT1X /0Va3NS4WIXm6UmzYTYUV+CfMLGfS0frSVF0xBhbGnZ37EYLQh+o7n9M5WQBbVmKDuYM6yM5kV0cP X/i25NXd6Wtia/N/VbuorbaECnPSdPaRAiqjn6UaB1ljTWLVomSUNVB5kDOgLsmNbK+akjS0C6/80 O/A4X82qOTvbylUHFcsCu0NFa7NoBrW3hgbz5+6olFJqiI2tAb/uoO8p2/LCV83SRVOKvcidvWj6x PQdPjcBlfNaTfxytifTQOKrvHrL2QAcWn8RxKFeVuo+l3HoCyHM/Oufq3CpN7DmaGhGP7vxrmzvfZ KINlrl/g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t3Y51-0000000DsgM-0Vth; Wed, 23 Oct 2024 09:55:03 +0000 Received: from mail-pg1-x52e.google.com ([2607:f8b0:4864:20::52e]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t3XdK-0000000Dmq4-2TGc; Wed, 23 Oct 2024 09:26:28 +0000 Received: by mail-pg1-x52e.google.com with SMTP id 41be03b00d2f7-7ea76a12c32so5309404a12.1; Wed, 23 Oct 2024 02:26:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1729675585; x=1730280385; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=JuOQJ2SkMr9MVCpuQjB+HvX8BSfQHaT0CbF4h7Jt34Q=; b=C3ENBcR1yyD+RKwrJEJGYR7F0WJpQt73kgBtWlyUHaxze5PHqB7VS91BvXMgaCVe6M 3V4nl9C1/ab1UQ6Gg+7dZ5GsiXU69xrShsy/U41e5bPthEBQJQs7j0zv9gVcWeSrUZqL Xwl+89LVgeknO2wyhnP+6+pAQ9pdqyiQl/5NNvAbBykVB6IxU5N2V9F95OI7dOonS7zw HiZGf+wENx3yyGls7/7wQdGUYO1Nk1G6BtJcVqe48GVNypFTburV1/V0WHa8bEUzMsGK EpmVq7bWuQ0eot+p5VUO4g0rbev6tKC4w8g2cFOGUug+0wFnRl4kxz5bIUSy8GV6dVwQ GC+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729675585; x=1730280385; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=JuOQJ2SkMr9MVCpuQjB+HvX8BSfQHaT0CbF4h7Jt34Q=; b=YdL5HUr0lduibs7gBL+Fl4cFZwW77gNSQix9k/ECWZyGmZuF++Lga3K30c7bXHUwcx FYdumVre+fXdlOGj34S9JqDR2eXLZAPK0fwXTsP15WPpx5JxG9GSnx0ej9yvy5LomAap GGQLtFQ8CpIC2H51NbA2YbyYLa9aIR2HSMKnET4RurGR37zRUO0yvLYvErBBU5Y9aAsF RMR20jphYwoF5KXX0HEhRck9qPP4z1FQlV1ios6YaANNtDDRZmrkU1G+rB/0F84S7XCM jTdyIRul3VwafC70wk602p7NNfSnb806I9cGQv354w/hFk5oWXdXIpG6aeK8odW0fAdK Lb+A== X-Forwarded-Encrypted: i=1; AJvYcCXflQf3cBOUMg+hJfgB59r9kK9YhzrfsYyvgd5+YMROBUxQYy1BflW+X3sWmlGG0mL0GHy/E7lZ8J4=@lists.infradead.org X-Gm-Message-State: AOJu0YwvdlguRaXJMUz66sZK59jNk9BSwtXBDUrIEF9/BSsQs7Ta80cK JpcG8xozaROdFZ6WojSVS2TxOr8eNLWfoDYmIA6vlSYoSbTWEKS4 X-Google-Smtp-Source: AGHT+IFgSuaonEQKbpOdhU0C+5es5y80LkBF8oAhpgGB8tbojbboRAl1ZErgSSK1qa/OIURV/s+OfQ== X-Received: by 2002:a05:6a20:d49b:b0:1d9:215c:c63a with SMTP id adf61e73a8af0-1d978bb324bmr2151475637.47.1729675585407; Wed, 23 Oct 2024 02:26:25 -0700 (PDT) Received: from localhost.localdomain (60-250-192-107.hinet-ip.hinet.net. [60.250.192.107]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20e7f0bd376sm54041635ad.132.2024.10.23.02.26.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Oct 2024 02:26:25 -0700 (PDT) From: Hui-Ping Chen To: miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, nikita.shubin@maquefel.me, arnd@arndb.de, vkoul@kernel.org, esben@geanix.com Cc: linux-arm-kernel@lists.infradead.org, linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Hui-Ping Chen , Krzysztof Kozlowski Subject: [PATCH v8 1/2] dt-bindings: mtd: nuvoton,ma35d1-nand: add new bindings Date: Wed, 23 Oct 2024 09:26:16 +0000 Message-Id: <20241023092617.108021-2-hpchen0nvt@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241023092617.108021-1-hpchen0nvt@gmail.com> References: <20241023092617.108021-1-hpchen0nvt@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241023_022626_650979_590E4492 X-CRM114-Status: GOOD ( 11.08 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add dt-bindings for the Nuvoton MA35 SoC NAND Controller. Signed-off-by: Hui-Ping Chen Reviewed-by: Krzysztof Kozlowski --- .../bindings/mtd/nuvoton,ma35d1-nand.yaml | 95 +++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml diff --git a/Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml b/Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml new file mode 100644 index 000000000000..0b651450a8f1 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/nuvoton,ma35d1-nand.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton MA35D1 NAND Flash Interface (NFI) Controller + +maintainers: + - Hui-Ping Chen + +allOf: + - $ref: nand-controller.yaml# + +properties: + compatible: + enum: + - nuvoton,ma35d1-nand-controller + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +patternProperties: + "^nand@[a-f0-9]$": + type: object + $ref: raw-nand-chip.yaml + properties: + reg: + minimum: 0 + maximum: 1 + + nand-ecc-step-size: + enum: [512, 1024] + + nand-ecc-strength: + enum: [8, 12, 24] + + required: + - reg + + unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + - clocks + +unevaluatedProperties: false + +examples: + - | + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + nand-controller@401A0000 { + compatible = "nuvoton,ma35d1-nand-controller"; + reg = <0x0 0x401A0000 0x0 0x1000>; + interrupts = ; + clocks = <&clk NAND_GATE>; + #address-cells = <1>; + #size-cells = <0>; + + nand@0 { + reg = <0>; + nand-on-flash-bbt; + nand-ecc-step-size = <512>; + nand-ecc-strength = <8>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + uboot@0 { + label = "nand-uboot"; + read-only; + reg = <0x0 0x300000>; + }; + }; + }; + }; + }; + +...