The changes are:
- Use 'for' loop instead 'while' loop.
- No need to initialize ret to 0, we're assigning it right after.
- No need to check for onenandcs < GPMC_CS_NUM here, it will always be true.
Signed-off-by: Enric Balletbo i Serra <eballe...@gmail.com>
---
arch/arm/mach-omap2/board-igep0020.c | 23 +++++++++++------------
1 files changed, 11 insertions(+), 12 deletions(-)
diff --git a/arch/arm/mach-omap2/board-igep0020.c
b/arch/arm/mach-omap2/board-igep0020.c
index 42dcbf4..fe76b59 100644
--- a/arch/arm/mach-omap2/board-igep0020.c
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -152,35 +152,34 @@ static struct platform_device igep2_onenand_device = {
static void __init igep2_flash_init(void)
{
- u8 cs = 0;
- u8 onenandcs = GPMC_CS_NUM + 1;
+ u8 cs = 0;
+ u8 onenandcs = GPMC_CS_NUM + 1;
- while (cs < GPMC_CS_NUM) {
- u32 ret = 0;
+ for (cs = 0; cs < GPMC_CS_NUM; cs++) {
+ u32 ret;
ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
/* Check if NAND/oneNAND is configured */
if ((ret & 0xC00) == 0x800)
/* NAND found */
- pr_err("IGEP v2: Unsupported NAND found\n");
+ pr_err("IGEP2: Unsupported NAND found\n");
else {
ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
if ((ret & 0x3F) == (ONENAND_MAP >> 24))
/* ONENAND found */
onenandcs = cs;
}
- cs++;
}
+
if (onenandcs > GPMC_CS_NUM) {
- pr_err("IGEP v2: Unable to find configuration in GPMC\n");
+ pr_err("IGEP2: Unable to find configuration in GPMC\n");
return;
}
- if (onenandcs < GPMC_CS_NUM) {
- igep2_onenand_data.cs = onenandcs;
- if (platform_device_register(&igep2_onenand_device) < 0)
- pr_err("IGEP v2: Unable to register OneNAND device\n");
- }
+ igep2_onenand_data.cs = onenandcs;
+
+ if (platform_device_register(&igep2_onenand_device) < 0)
+ pr_err("IGEP2: Unable to register OneNAND device\n");
}
#else
--
1.7.1
--
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