From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from va3ehsobe004.messaging.microsoft.com ([216.32.180.14] helo=va3outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TL3P8-0006NM-2o for linux-mtd@lists.infradead.org; Mon, 08 Oct 2012 02:49:19 +0000 Message-ID: <50723FCE.4000708@freescale.com> Date: Mon, 8 Oct 2012 10:51:58 +0800 From: Huang Shijie MIME-Version: 1.0 To: Vikram Narayanan Subject: Re: i.MX6S/GPMI-NAND issue on 3.5.4 References: <505CB1ED.8010909@gmail.com> In-Reply-To: <505CB1ED.8010909@gmail.com> Content-Type: text/plain; charset="GB2312" Content-Transfer-Encoding: quoted-printable Cc: linux-mtd@lists.infradead.org, dedekind1@gmail.com List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , =D3=DA 2012=C4=EA09=D4=C222=C8=D5 02:29, Vikram Narayanan =D0=B4=B5=C0: > Hello, > > I'm facing some issue with GPMI-NAND driver on i.MX6 solo. Does the MX6Q solo support the NAND? I have the solo board in my hand. But it can not support the NAND. You make the board yourself? If so, please check the pinmux for solo. thanks Huang Shijie > I've a TOSHIBA 4KiB page NAND connected to the GPMI. > (4KiB + 128 bytes OOB) > > I tested it using the following, > > 1) U-boot v2012.04 > 2) Freescale's U-boot for i.MX6 > 3) Freescale's Kernel 3.0.15 > Result: 0x98 0xAC 0x90 0x26 (Correct) > > 4) Linux v3.5.4 stable > Result: 0x98 0xA8 0x90 0x20 (Incorrect) > > When I issue a READID command, 1, 2 & 3 gives me correct results, > whereas the 3.5.4 version gives me some different result. > > Any help would be very much appreciated. > > Regards, > Vikram >