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 1920FC4167B for ; Fri, 30 Dec 2022 12:52:51 +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:References:In-Reply-To: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=G1Ydgpkogq02T9k+0gzi5HG8MjafZzt04DJAjbIjpBc=; b=uADRMkXlnYnjAl YwJmDDHQWbiXmtZtkMTlZPiCHkz58HD0UFxi735UIxiDOfiofq9Szx/VQLf9Bo4kHhob3AK0+H/KB 4tzgSRaxNdjrapWlWWhZGl40CuMwOrvHkWeqQbZXWjcO7IWkgEggO9tUesOC0zpy7fnOfxF9Bv68I zpSWFdx7njTc8fuH0SbHAik5NV4TRhhxqCXoYy+WT7D4N6NRk4l140hhG4yrDgKMGi1XQjeCN7NbE 5lRcA1YXb2wdhWxIZXUocRrufiAbFyMaSrhFSlXIZLYaFhtq7U9sEIZZneXfHO9sZOJwVfpFcAsxE NXcaKn2jG4Z0GG7JtUNQ==; 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bh=1HLWw/hSJZJa/2KIWUjKLrI7JPtEFnluoknqg1vyqjA=; b=jE7MjJnAU4ROFgwsh44z0DnELsemJx4w2jKwXVuv+9yJCrKLmREXc4XFqCjc+zI3D0qVoy 7OHnC5wgVpjOV0ES9l6wWoi88LUGEl176C+zBYQWIGqkZeSN9vopP6W8gDzL3A83jn9dwp RN6FbQuyyCvgzNE8tLv3hITUQuunmzuGLvCcyr/8ap1k12c4RF7W0BdNa3w1YR+F63F+Ov 3W3rBOdI6tl1pa1xlpKBFK1QzyI3KxBdFdfsEeoALdc8I6K5KSyxCfjMp+4D1tOd8vLpNb uCD4tOS0T6Zt9y8sLYRLu8im1AOKdg3N7Kojqt6MO5P7RrqVyBv+gxlG6k6+Rg== Date: Fri, 30 Dec 2022 13:45:07 +0100 From: Miquel Raynal To: Samuel Holland Cc: Richard Weinberger , Vignesh Raghavendra , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] mtd: rawnand: hynix: Add support for H27UCG8T2FTR-BC MLC NAND Message-ID: <20221230134507.719edeae@xps-13> In-Reply-To: <20221229190906.6467-2-samuel@sholland.org> References: <20221229190906.6467-1-samuel@sholland.org> <20221229190906.6467-2-samuel@sholland.org> Organization: Bootlin X-Mailer: Claws Mail 4.0.0 (GTK+ 3.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Samuel, samuel@sholland.org wrote on Thu, 29 Dec 2022 13:09:03 -0600: > H27UCG8T2FTR-BC is similar to the already-supported H27UCG8T2ETR-BC, but > reports a different ID. Can you provide a datasheet for this part? I am surprised by the page size. In general anyway, it's best to provide a link when adding support for a new component. Also, for your two series, no need to resend this time, but please use git-format-patch and git-send-email to create your series, so that all the patches are answers of the cover letter. It helps keeping all patches and answers in the series packed together. Thanks! Miqu=C3=A8l > Signed-off-by: Samuel Holland > --- >=20 > drivers/mtd/nand/raw/nand_hynix.c | 4 ++++ > drivers/mtd/nand/raw/nand_ids.c | 4 ++++ > 2 files changed, 8 insertions(+) >=20 > diff --git a/drivers/mtd/nand/raw/nand_hynix.c b/drivers/mtd/nand/raw/nan= d_hynix.c > index 0d4d4bbfdece..836f152612ab 100644 > --- a/drivers/mtd/nand/raw/nand_hynix.c > +++ b/drivers/mtd/nand/raw/nand_hynix.c > @@ -721,6 +721,10 @@ static int hynix_nand_init(struct nand_chip *chip) > sizeof("H27UCG8T2ETR-BC") - 1)) > h27ucg8t2etrbc_init(chip); > =20 > + if (!strncmp("H27UCG8T2FTR-BC", chip->parameters.model, > + sizeof("H27UCG8T2FTR-BC") - 1)) > + h27ucg8t2etrbc_init(chip); > + > ret =3D hynix_nand_rr_init(chip); > if (ret) > hynix_nand_cleanup(chip); > diff --git a/drivers/mtd/nand/raw/nand_ids.c b/drivers/mtd/nand/raw/nand_= ids.c > index dacc5529b3df..167183ccb9e9 100644 > --- a/drivers/mtd/nand/raw/nand_ids.c > +++ b/drivers/mtd/nand/raw/nand_ids.c > @@ -55,6 +55,10 @@ struct nand_flash_dev nand_flash_ids[] =3D { > { .id =3D {0xad, 0xde, 0x14, 0xa7, 0x42, 0x4a} }, > SZ_16K, SZ_8K, SZ_4M, NAND_NEED_SCRAMBLING, 6, 1664, > NAND_ECC_INFO(40, SZ_1K) }, > + {"H27UCG8T2FTR-BC 64G 3.3V 8-bit", > + { .id =3D {0xad, 0xde, 0x14, 0xab, 0x42, 0x4a} }, > + SZ_16K, SZ_8K, SZ_4M, NAND_NEED_SCRAMBLING, 6, 1664, > + NAND_ECC_INFO(40, SZ_1K) }, > {"TH58NVG2S3HBAI4 4G 3.3V 8-bit", > { .id =3D {0x98, 0xdc, 0x91, 0x15, 0x76} }, > SZ_2K, SZ_512, SZ_128K, 0, 5, 128, NAND_ECC_INFO(8, SZ_512) },