mtd: nand: omap: add field to indicate current ecc-scheme in 'struct omap_nand_info'

Information of currently selected ECC scheme 'enum omap_ecc ecc_opt' should
available outside platform-data, so that single nand_chip->ecc callback can
support multiple ecc-scheme configurations.

Tested-by: Stefan Roese <sr@denx.de>
Signed-off-by: Pekon Gupta <pekon@ti.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Pekon Gupta 2014-03-18 18:56:42 +05:30 committed by Brian Norris
parent 9a78bc83b4
commit 4e558072ef

View File

@ -160,6 +160,7 @@ struct omap_nand_info {
int gpmc_cs;
unsigned long phys_base;
unsigned long mem_size;
enum omap_ecc ecc_opt;
struct completion comp;
struct dma_chan *dma;
int gpmc_irq_fifo;
@ -1657,6 +1658,7 @@ static int omap_nand_probe(struct platform_device *pdev)
info->gpmc_cs = pdata->cs;
info->reg = pdata->reg;
info->of_node = pdata->of_node;
info->ecc_opt = pdata->ecc_opt;
mtd = &info->mtd;
mtd->priv = &info->nand;
mtd->name = dev_name(&pdev->dev);
@ -1812,7 +1814,7 @@ static int omap_nand_probe(struct platform_device *pdev)
/* populate MTD interface based on ECC scheme */
nand_chip->ecc.layout = &omap_oobinfo;
ecclayout = &omap_oobinfo;
switch (pdata->ecc_opt) {
switch (info->ecc_opt) {
case OMAP_ECC_HAM1_CODE_HW:
pr_info("nand: using OMAP_ECC_HAM1_CODE_HW\n");
nand_chip->ecc.mode = NAND_ECC_HW;