qiurui
/
rv1126-uboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mtd: nand: add initialization flag 

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>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Hou Zhiqiang 2017-03-17 16:12:30 +08:00 committed by York Sun
parent 132a1468dc
commit d72158c045
1 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/mtd/nand/nand.c
View File

@ -133,6 +133,16 @@ static void create_mtd_concat(void)
void nand_init(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 #ifdef CONFIG_SYS_NAND_SELF_INIT
board_nand_init(); board_nand_init();
#else #else