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 D6E8CC87FD2 for ; Mon, 11 Aug 2025 06:03:02 +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=0BLDiFbqwH7dcbAh85YwjXDi2DZwwgNVMa5HRV3UtQc=; b=210A1xvqtj/EN1 i3essdaH3BNJoj3MZZ4vVQYsCem2TZuQyEg72+7ewQWxDgA3wsdUO+Sa8gy3VIkBVwM4h1fwwxozA Lr2X+Och7sTsMgcmhj4dzE+9gYJE01VFk1QXEISP7sIDDQL2Heg3piEnRDbqW9nl557tpN9GjnR5N GBLVx/9a5Z9pgnkom0HtbGtErchTDXsS9F1sTGn/cVIS8Nn8jngnu0F7+LacefR4dJ74tpav2B6Tv sSDojrBt2l8iYHWGepSIZ90FGJjeBXRlbTON+PBAwMkELDTFzP8DhlCBfU/omDMwgbmOxzbypnXbY VIZPsh4g66azAUqAUEqQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1ulLca-00000006YMZ-1gVb; Mon, 11 Aug 2025 06:03:00 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1ulLcY-00000006YKz-2RtA for linux-mtd@bombadil.infradead.org; Mon, 11 Aug 2025 06:02:58 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:MIME-Version :Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=JsG1rQQNQBU3ShBrawyG0KNefxZlCX5JPbSptKeNIos=; b=REw5HI7ZkeMs2q1BqhqNCRRV/Y KI6yDhqAKmw45+ZQvAm4RyuK1OcLkJHR+LTjWfrvnzyaCJcDN4LwPQpE/fNyk0LU6qK5dfZvrUt9F ee3LX268C1+Ws9jsBLX9WHAYkL09dDCMjJv0QPtVfQqSLahrLbE+JLlQ9An6i652aNcVBz6bNUKvQ G0F7fQzpvDlaWiO0snDNiw/q/HuNDuU46W8UDi0JDa38pVkjDs7H10W4ePXcGacBsVbCVe6yZpSsf ZRgT3ZcamaXmXWY5cIHdCH9SGLprSv5rOycV9m6/SquVqinGQkZUDYFI7QMTD/xJbSNnLoYhr7YW/ u53QbOnA==; Received: from mail.loongson.cn ([114.242.206.163]) by desiato.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1ulLcS-0000000FMUc-43fQ for linux-mtd@lists.infradead.org; Mon, 11 Aug 2025 06:02:57 +0000 Received: from loongson.cn (unknown [223.64.69.45]) by gateway (Coremail) with SMTP id _____8CxG6x_h5loPEI+AQ--.11692S3; Mon, 11 Aug 2025 14:02:39 +0800 (CST) Received: from localhost.localdomain (unknown [223.64.69.45]) by front1 (Coremail) with SMTP id qMiowJAxE+R8h5loyFRCAA--.51398S2; Mon, 11 Aug 2025 14:02:38 +0800 (CST) From: Binbin Zhou To: Binbin Zhou , Huacai Chen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Keguang Zhang , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra Cc: Huacai Chen , Xuerui Wang , loongarch@lists.linux.dev, devicetree@vger.kernel.org, linux-mtd@lists.infradead.org, Binbin Zhou Subject: [PATCH v2 0/8] mtd: rawnand: loongson: Add Loongson-2K nand controller support Date: Mon, 11 Aug 2025 14:02:24 +0800 Message-ID: X-Mailer: git-send-email 2.47.3 MIME-Version: 1.0 X-CM-TRANSID: qMiowJAxE+R8h5loyFRCAA--.51398S2 X-CM-SenderInfo: p2kr3uplqex0o6or00hjvr0hdfq/ X-Coremail-Antispam: 1Uk129KBj93XoWxJr17ZF4fXF47KF4DGryfGrX_yoW8tF4fpa y3u3y3GF1DJF43AFZ09a48Cr1rZFyfJ39rJwsxW348C39xW345XryjyF1rtFWxurWSqryU ZFyfGF48GF4DCFgCm3ZEXasCq-sJn29KB7ZKAUJUUUU8529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUkYb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r1Y6r17M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVW8Jr0_Cr1UM28EF7xvwVC2z280aVCY1x0267AK xVWxJr0_GcWle2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27w Aqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_JrI_JrylYx0Ex4A2jsIE 14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCF04k20xvY0x 0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E 7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcV C0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF 04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7 CjxVAFwI0_Jr0_GrUvcSsGvfC2KfnxnUUI43ZEXa7IU8j-e5UUUUU== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250811_070254_578974_34B5F468 X-CRM114-Status: UNSURE ( 9.24 ) X-CRM114-Notice: Please train this message. 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 Hi all: This patchset adds support for the Loongson-2K0500/Loongson-2K1000 NAND controllers, which are similar to the Loongson-1C NAND controller. They support a maximum capacity of 16GB FLASH per chip, with a maximum page size of 8KB. The chip supports up to 4 chip selects and 4 RDY signals. The key difference between the Loongson-2K NAND controllers is that the Loongson-2K1000 explicitly configures the DMA controller routing, while the Loongson-2K0500 defaults to using APBDMA0. Summary of the patchset: Ptach 1-2: Rename all prefixes from ls1x to loongson Patch 3: Add 6-byte NAND ID reading Patch 4: Add chip select support Patch 5-6: Add Loongson-2K0500 NAND controller support Patch 7-8: Add Loongson-2K1000 NAND controller support Thanks. ------- V2: Based on linux-mtd/nand/next. Patch (5/8): - Add Acked-by tag from Rob, thanks; Patch (7/8): - Update reg-names attribute description. Link to V1: https://lore.kernel.org/all/cover.1753166096.git.zhoubinbin@loongson.cn/ Binbin Zhou (7): mtd: rawnand: loongson1: Rename the prefix from ls1x to loongson mtd: rawnand: loongson: Rename loongson1 to loongson mtd: rawnand: loongson: Add nand chip select support dt-bindings: mtd: loongson,ls1b-nand-controller: Document the Loongson-2K0500 NAND controller mtd: rawnand: loongson: Add Loongson-2K0500 NAND controller support dt-bindings: mtd: loongson,ls1b-nand-controller: Document the Loongson-2K1000 NAND controller mtd: rawnand: loongson: Add Loongson-2K1000 NAND controller support Keguang Zhang (1): mtd: rawnand: loongson: Add 6-byte NAND ID reading support .../mtd/loongson,ls1b-nand-controller.yaml | 56 +- MAINTAINERS | 2 +- drivers/mtd/nand/raw/Kconfig | 8 +- drivers/mtd/nand/raw/Makefile | 2 +- .../mtd/nand/raw/loongson-nand-controller.c | 1032 +++++++++++++++++ .../mtd/nand/raw/loongson1-nand-controller.c | 836 ------------- 6 files changed, 1091 insertions(+), 845 deletions(-) create mode 100644 drivers/mtd/nand/raw/loongson-nand-controller.c delete mode 100644 drivers/mtd/nand/raw/loongson1-nand-controller.c base-commit: fb2fae70e7e985c4acb1ad96110d8b98bb64a87c -- 2.47.3 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/