From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 31 May 2021 09:16:05 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1lnc9d-0002x7-Eb for lore@lore.pengutronix.de; Mon, 31 May 2021 09:16:05 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lnc9c-0004Nh-H3 for lore@pengutronix.de; Mon, 31 May 2021 09:16:05 +0200 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:From:In-Reply-To:MIME-Version: References:Message-ID:Subject:Cc:To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=rICs2kmx5WmJK3o1R3kJ7mB1u92oqX5aBSOPLEQ1ihE=; b=TMcGoPB15vFObdyvTppu0zus7E 7DgdG6IsmZrPoE9XhvtcBHeGfWguUHLsqRH1hRd3rmS6Jqfc6bIEaTVTJFZxnZJDpE2cQ+M/yNEoq 27O4f8JKCwbfc/uRsgdaY17/77mAVe+l9X836joZRvQJXJRIxwa9Db5liMI7NfcF390L6Cp0jWTcO ZPCcQqLwdOXjfsdKFzAxa0A2v12mCDMb3cknfW9WE10mgffjIe2nR6WbgQE+UQnvGrjBuVo2rkX+z xory+jd2zU/W8s+r090MgtKbPwKcO8kBaX6+LsM3fK0zEOMsb34JcBw5KthQOyuoQQxA51T/tqz3r VTAafYFQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lnc8L-00B8hq-1Z; Mon, 31 May 2021 07:14:45 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lnc85-00B8dE-8L for barebox@lists.infradead.org; Mon, 31 May 2021 07:14:32 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lnc83-0003kp-Or; Mon, 31 May 2021 09:14:27 +0200 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1lnc83-0002zz-Co; Mon, 31 May 2021 09:14:27 +0200 Date: Mon, 31 May 2021 09:14:27 +0200 To: Trent Piepho Cc: barebox@lists.infradead.org Message-ID: <20210531071427.GE5211@pengutronix.de> References: <20210527083741.789109-1-tpiepho@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210527083741.789109-1-tpiepho@gmail.com> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 09:14:19 up 102 days, 10:38, 123 users, load average: 0.12, 0.28, 0.27 User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210531_001429_362968_A0D34B12 X-CRM114-Status: GOOD ( 30.11 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.3 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH v2] mtd: nand: Add help text for i.MX NAND controllers X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) On Thu, May 27, 2021 at 01:37:41AM -0700, Trent Piepho wrote: > There are two different NAND drivers, used for different chips in the > i.MX range. It's quite confusing as to which to use. Add some help > text to clarify. > > Signed-off-by: Trent Piepho > --- > Changes from V1: > Add GPMI and NFC names, fix typos. Applied, thanks Sascha > > drivers/mtd/nand/Kconfig | 17 +++++++++++++++-- > 1 file changed, 15 insertions(+), 2 deletions(-) > > diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig > index 7c9326089..8fb1cedd6 100644 > --- a/drivers/mtd/nand/Kconfig > +++ b/drivers/mtd/nand/Kconfig > @@ -32,14 +32,27 @@ config NAND_ALLOW_ERASE_BAD > > config NAND_IMX > bool > - prompt "i.MX NAND driver" > + prompt "i.MX21 to 53 NAND driver aka 'mxc', for NFC" > depends on ARCH_IMX > + help > + Support for NAND flash on Freescale/NXP i.MX devices. This is for the > + "MXC" series: i.MX21/25/27/31/35/51/53. > + > + This is not for the "MXS" series i.MX processors (23 & 28), or i.MX6 > + and later, which use the GPMI NAND controller from the MXS series. > + See the i.MX 'mxs' driver for those chips. > > config NAND_MXS > bool > select STMP_DEVICE > - prompt "i.MX23/28/6 NAND driver" > + prompt "i.MX23/28 & 6+ NAND driver aka 'mxs', for GPMI" > depends on MXS_APBH_DMA > + help > + Support for NAND flash on Freescale/NXP i.MX devices. This is for the > + "MXS" series: i.MX23/28 and all i.MX6 and later SoCs. > + > + This is not for the "MXC" series of i.MX processors in the i.MX21 to > + i.MX53 range. See the i.MX "mxc" driver for those chips. > > config NAND_OMAP_GPMC > tristate "NAND Flash Support for GPMC based OMAP platforms" > -- > 2.26.2 > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox