From 076c7f4c6c55c37975c8e04ae6827267794d5d2e Mon Sep 17 00:00:00 2001
From: Dmitry Baryshkov <dbaryshkov@gmail.com>
Date: Thu, 4 Sep 2008 13:28:33 +0400
Subject: [PATCH] [MTD] [NAND] tmio_nand: fix base address programming
Fix offset of second word used for programming base address of memory
window. Also program tmio with offset of the FCR, not with physical
memory location.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Cc: Ian Molton <spyro@f2s.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
---
drivers/mtd/nand/tmio_nand.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/mtd/nand/tmio_nand.c b/drivers/mtd/nand/tmio_nand.c
index cbab654b03c..edb1e322113 100644
--- a/drivers/mtd/nand/tmio_nand.c
+++ b/drivers/mtd/nand/tmio_nand.c
@@ -109,7 +109,7 @@ struct tmio_nand {
void __iomem *ccr;
void __iomem *fcr;
- unsigned long fcr_phys;
+ unsigned long fcr_base;
unsigned int irq;
@@ -316,8 +316,8 @@ static int tmio_hw_init(struct platform_device *dev, struct tmio_nand *tmio)
tmio_iowrite8(0x81, tmio->ccr + CCR_ICC);
/* (10h)BaseAddress 0x1000 spba.spba2 */
- tmio_iowrite16(tmio->fcr_phys, tmio->ccr + CCR_BASE);
- tmio_iowrite16(tmio->fcr_phys >> 16, tmio->ccr + CCR_BASE + 16);
+ tmio_iowrite16(tmio->fcr_base, tmio->ccr + CCR_BASE);
+ tmio_iowrite16(tmio->fcr_base >> 16, tmio->ccr + CCR_BASE + 2);
/* (04h)Command Register I/O spcmd */
tmio_iowrite8(0x02, tmio->ccr + CCR_COMMAND);
@@ -395,7 +395,7 @@ static int tmio_probe(struct platform_device *dev)
goto err_iomap_ccr;
}
- tmio->fcr_phys = (unsigned long)fcr->start;
+ tmio->fcr_base = fcr->start & 0xfffff;
tmio->fcr = ioremap(fcr->start, fcr->end - fcr->start + 1);
if (!tmio->fcr) {
retval = -EIO;
--
2.41.3