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authorWu, Josh <Josh.wu@atmel.com>2015-04-02 09:13:47 +0300
committerBrian Norris <computersforpeace@gmail.com>2015-04-06 03:47:56 +0300
commit41c7540d0c4e362212845aa2258c15aaa878665f (patch)
treedc1a70771a9ecae9d104feca2478a8d09bcc77d9 /drivers/mtd/nand/atmel_nand.c
parent477478aedc8bdf1925785835609bc7e790f69aef (diff)
downloadlinux-41c7540d0c4e362212845aa2258c15aaa878665f.tar.xz
mtd: atmel_nand: don't map the ROM table if no pmecc table offset in DT
if atmel,pmecc-lookup-table-offset is not found in DT node, we don't need to map the ROM table as we will build a runtime gf table anyway. Reported-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Josh Wu <josh.wu@atmel.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd/nand/atmel_nand.c')
-rw-r--r--drivers/mtd/nand/atmel_nand.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 0361c1992673..46010bd895b1 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -1204,14 +1204,14 @@ static int atmel_pmecc_nand_init_params(struct platform_device *pdev,
goto err;
}
- regs_rom = platform_get_resource(pdev, IORESOURCE_MEM, 3);
- host->pmecc_rom_base = devm_ioremap_resource(&pdev->dev, regs_rom);
- if (IS_ERR(host->pmecc_rom_base)) {
- if (!host->has_no_lookup_table)
- /* Don't display the information again */
+ if (!host->has_no_lookup_table) {
+ regs_rom = platform_get_resource(pdev, IORESOURCE_MEM, 3);
+ host->pmecc_rom_base = devm_ioremap_resource(&pdev->dev,
+ regs_rom);
+ if (IS_ERR(host->pmecc_rom_base)) {
dev_err(host->dev, "Can not get I/O resource for ROM, will build a lookup table in runtime!\n");
-
- host->has_no_lookup_table = true;
+ host->has_no_lookup_table = true;
+ }
}
if (host->has_no_lookup_table) {