[PATCH 2/5] mtd: nand: remove NAND_ATMEL_PMECC

[Raphaël Poggi]

By removing this CONFIG_, we can use a structure member to retrieve the config,
either through the plateform data or through the device tree. So we can handle cases
when the driver is probed using device tree or not.

Signed-off-by: Raphaël Poggi <poggi.raph at gmail.com>
---
 arch/arm/mach-at91/include/mach/board.h |    1 +
 drivers/mtd/nand/Kconfig                |    8 --------
 drivers/mtd/nand/atmel_nand.c           |    2 +-
 3 files changed, 2 insertions(+), 9 deletions(-)

diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index aa0fdae..e2307ed 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -63,6 +63,7 @@ struct atmel_nand_data {
 	u8		bus_width_16;	/* buswidth is 16 bit */
 	u8		ecc_mode;	/* NAND_ECC_* */
 	u8		on_flash_bbt;	/* Use flash based bbt */
+	u8		has_pmecc;	/* Use PMECC */
 	u8		bus_on_d0;
 
 	u8		pmecc_corr_cap;
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 04fe3c8..d49eae3 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -95,14 +95,6 @@ config NAND_ATMEL
 	prompt "Atmel (AT91SAM9xxx) NAND driver"
 	depends on ARCH_AT91
 
-config NAND_ATMEL_PMECC
-	bool
-	prompt "PMECC support"
-	depends on NAND_ATMEL
-	select NAND_ECC_HW
-	help
-	  Support for PMECC present on the SoC sam9x5 and sam9n12
-
 config NAND_S3C24XX
 	bool
 	prompt "Samsung S3C24XX NAND driver"
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index b7b0e3a..eba7125 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -1319,7 +1319,7 @@ static int __init atmel_nand_probe(struct device_d *dev)
 
 	if (IS_ENABLED(CONFIG_NAND_ECC_HW) &&
 	    nand_chip->ecc.mode == NAND_ECC_HW) {
-		if (IS_ENABLED(CONFIG_NAND_ATMEL_PMECC))
+		if (pdata->has_pmecc)
 			res = atmel_pmecc_nand_init_params(dev, host);
 		else
 			res = atmel_hw_nand_init_params(dev, host);
-- 
1.7.9.5