From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Date: Thu, 6 Dec 2012 00:39:00 +0100 Subject: [U-Boot] [PATCH] mtd: nand: mxs: reset BCH earlier, too, to avoid NAND startup problems In-Reply-To: References: <1354740527-18798-1-git-send-email-w.sang@pengutronix.de> Message-ID: <20121205233900.GF9329@pengutronix.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Wed, Dec 05, 2012 at 09:35:26PM -0200, Fabio Estevam wrote: > Hi Wolfram, > > On Wed, Dec 5, 2012 at 6:48 PM, Wolfram Sang wrote: > > > diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c > > index 4701be8..e38e151 100644 > > --- a/drivers/mtd/nand/mxs_nand.c > > +++ b/drivers/mtd/nand/mxs_nand.c > > @@ -1058,6 +1058,8 @@ int mxs_nand_init(struct mxs_nand_info *info) > > { > > struct mxs_gpmi_regs *gpmi_regs = > > (struct mxs_gpmi_regs *)MXS_GPMI_BASE; > > + struct mxs_bch_regs *bch_regs = > > + (struct mxs_bch_regs *)MXS_BCH_BASE; > > int i = 0, j; > > > > info->desc = malloc(sizeof(struct mxs_dma_desc *) * > > @@ -1081,6 +1083,7 @@ int mxs_nand_init(struct mxs_nand_info *info) > > > > /* Reset the GPMI block. */ > > mxs_reset_block(&gpmi_regs->hw_gpmi_ctrl0_reg); > > + mxs_reset_block(&bch_regs->hw_bch_ctrl_reg); > > In your kernel patch you only do the reset for mx23, but here you do > it for mx28. > > Which one is correct? Both patches are correct. Check the kernel code again, please, especially the function arguments. -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ | -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 198 bytes Desc: Digital signature URL: