--- zzzz-none-000/linux-4.19.183/drivers/mtd/nand/spi/core.c	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/drivers/mtd/nand/spi/core.c	2023-06-28 08:54:19.000000000 +0000
@@ -640,7 +640,11 @@
 
 	spinand_select_target(spinand, pos->target);
 	spinand_read_page(spinand, &req, false);
+#ifdef CONFIG_BCM_KF_MTD_BCMNAND
+	if (hweight8(marker[0]) < 4)
+#else
 	if (marker[0] != 0xff || marker[1] != 0xff)
+#endif
 		return true;
 
 	return false;
@@ -760,6 +764,9 @@
 };
 
 static const struct spinand_manufacturer *spinand_manufacturers[] = {
+#ifdef CONFIG_BCM_KF_MTD_BCMNAND
+	&broadcom_spinand_manufacturer,
+#endif
 	&macronix_spinand_manufacturer,
 	&micron_spinand_manufacturer,
 	&winbond_spinand_manufacturer,