Message ID | 1489738354-306-1-git-send-email-Zhiqiang.Hou@nxp.com |
---|---|
State | Accepted |
Delegated to: | York Sun |
Headers | show |
On 03/17/2017 01:27 AM, Zhiqiang Hou wrote: > From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com> > > Add initialization flag to avoid initializing NAND Flash multiple > times, otherwise it will calculate a wrong total size. > > Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com> > --- > V3: > - no change > > drivers/mtd/nand/nand.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/drivers/mtd/nand/nand.c b/drivers/mtd/nand/nand.c > index 0551241..3ea2dcf 100644 > --- a/drivers/mtd/nand/nand.c > +++ b/drivers/mtd/nand/nand.c > @@ -133,6 +133,16 @@ static void create_mtd_concat(void) > > void nand_init(void) > { > + static int initialized; > + > + /* > + * Avoid initializing NAND Flash multiple times, > + * otherwise it will calculate a wrong total size. > + */ > + if (initialized) > + return; > + initialized = 1; > + > #ifdef CONFIG_SYS_NAND_SELF_INIT > board_nand_init(); > #else > Scott, Are you OK with this one and #2 in this set? If so, I am going to bring them in. York
On 03/17/2017 01:27 AM, Zhiqiang Hou wrote: > From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com> > > Add initialization flag to avoid initializing NAND Flash multiple > times, otherwise it will calculate a wrong total size. > > Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com> > --- > V3: > - no change Applied to fsl-qoriq master, awaiting upstream. Thanks. York
diff --git a/drivers/mtd/nand/nand.c b/drivers/mtd/nand/nand.c index 0551241..3ea2dcf 100644 --- a/drivers/mtd/nand/nand.c +++ b/drivers/mtd/nand/nand.c @@ -133,6 +133,16 @@ static void create_mtd_concat(void) void nand_init(void) { + static int initialized; + + /* + * Avoid initializing NAND Flash multiple times, + * otherwise it will calculate a wrong total size. + */ + if (initialized) + return; + initialized = 1; + #ifdef CONFIG_SYS_NAND_SELF_INIT board_nand_init(); #else