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From: frederic Rodo <f.rodo@til-technologies.fr>
To: u-boot@lists.denx.de
Subject: [U-Boot] [U-Boot-v2][PATCH] imx27: correct READ ID cmd with 2k pages
Date: Thu, 11 Dec 2008 14:17:25 +0100	[thread overview]
Message-ID: <494112E5.3060501@til-technologies.fr> (raw)

Signed-off-by:Frederic Rodo <fred.rodo@gmail.com>
---
 drivers/nand/nand_imx.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/nand/nand_imx.c b/drivers/nand/nand_imx.c
index 3bf67de..fbef9b7 100644
--- a/drivers/nand/nand_imx.c
+++ b/drivers/nand/nand_imx.c
@@ -315,6 +315,9 @@ static void send_read_id(struct imx_nand_host *host)
     /* Wait for operation to complete */
     wait_op_done(host, TROP_US_DELAY, 0);
 
+    /* correct 2 send_read_id successive */
+    host->col_addr = 0;
+
     if (this->options & NAND_BUSWIDTH_16) {
         volatile u16 *mainbuf = host->regs + MAIN_AREA0;
 
@@ -865,7 +868,7 @@ static void imx_nand_command(struct mtd_info *mtd,
unsigned command,
          * the full page.
          */
         send_addr(host, 0);
-        if (host->pagesize_2k)
+        if ((host->pagesize_2k) && (command != NAND_CMD_READID))
             /* another col addr cycle for 2k page */
             send_addr(host, 0);
     }
-- 
1.4.4.4

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             reply	other threads:[~2008-12-11 13:17 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-11 13:17 frederic Rodo [this message]
  -- strict thread matches above, loose matches on Subject: below --
2008-12-15 12:51 [U-Boot] [U-Boot-v2][PATCH] imx27: correct READ ID cmd with 2k pages frederic rodo

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