ar71xx: ar934x-nfc: allow ECC to be configured in software BCH mode

Some devices ship with NAND images that use BCH ECC. Let the driver know
about that ECC mode so that it can be selected by machine files.

Signed-off-by: Thomas Hebb <tommyhebb@gmail.com>
SVN-Revision: 46022

diff --git a/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c b/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
index 923125159376656c5e160fdcd0dcaef5217c7536..8968129d4f9cca73e5506d05ba955b5022db7f65 100644 (file)
--- a/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
+++ b/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
@@ -1437,6 +1437,10 @@ ar934x_nfc_probe(struct platform_device *pdev)
                nand->ecc.mode = NAND_ECC_SOFT;
                break;
 
+       case AR934X_NFC_ECC_SOFT_BCH:
+               nand->ecc.mode = NAND_ECC_SOFT_BCH;
+               break;
+
        case AR934X_NFC_ECC_HW:
                ret = ar934x_nfc_setup_hwecc(nfc);
                if (ret)

diff --git a/target/linux/ar71xx/files/include/linux/platform/ar934x_nfc.h b/target/linux/ar71xx/files/include/linux/platform/ar934x_nfc.h
index 4a4e751d39f00166984ea86402fdacf06a6f7f18..371aaee7f8268f8f7c7bf621429f5c6216a34947 100644 (file)
--- a/target/linux/ar71xx/files/include/linux/platform/ar934x_nfc.h
+++ b/target/linux/ar71xx/files/include/linux/platform/ar934x_nfc.h
@@ -20,6 +20,7 @@ struct mtd_partition;
 enum ar934x_nfc_ecc_mode {
        AR934X_NFC_ECC_SOFT = 0,
        AR934X_NFC_ECC_HW,
+       AR934X_NFC_ECC_SOFT_BCH,
 };
 
 struct ar934x_nfc_platform_data {