X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=nand_spl%2Fnand_boot_fsl_nfc.c;h=a40c99877c0e612ee5f56e84f1904936113e683d;hb=e389a377ee3ad8d137c9af749ddf2354be0d4a7c;hp=4c5a7feec1629aacc22d1c26ab1bd843339ea56c;hpb=c1db8dd62b337372a08942e1c5945a8590afbc58;p=u-boot

diff --git a/nand_spl/nand_boot_fsl_nfc.c b/nand_spl/nand_boot_fsl_nfc.c
index 4c5a7feec1..a40c99877c 100644
--- a/nand_spl/nand_boot_fsl_nfc.c
+++ b/nand_spl/nand_boot_fsl_nfc.c
@@ -47,7 +47,7 @@ static void nfc_wait_ready(void)
 
 static void nfc_nand_init(void)
 {
-#if defined(MXC_NFC_V1_1)
+#if defined(MXC_NFC_V2_1)
 	int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512;
 	int config1;
 
@@ -140,9 +140,21 @@ static void nfc_nand_data_output(void)
 static int nfc_nand_check_ecc(void)
 {
 #if defined(MXC_NFC_V1)
-	return readw(&nfc->ecc_status_result);
-#elif defined(MXC_NFC_V1_1)
-	return readl(&nfc->ecc_status_result);
+	u16 ecc_status = readw(&nfc->ecc_status_result);
+	return (ecc_status & 0x3) == 2 || (ecc_status >> 2) == 2;
+#elif defined(MXC_NFC_V2_1)
+	u32 ecc_status = readl(&nfc->ecc_status_result);
+	int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512;
+	int err_limit = CONFIG_SYS_NAND_SPARE_SIZE / ecc_per_page > 16 ? 8 : 4;
+	int subpages = CONFIG_SYS_NAND_PAGE_SIZE / 512;
+
+	do {
+		if ((ecc_status & 0xf) > err_limit)
+			return 1;
+		ecc_status >>= 4;
+	} while (--subpages);
+
+	return 0;
 #endif
 }