diff -Nur linux-3.16.85.orig/arch/mips/rb532/devices.c linux-3.16.85/arch/mips/rb532/devices.c
--- linux-3.16.85.orig/arch/mips/rb532/devices.c	2020-06-11 20:06:00.000000000 +0200
+++ linux-3.16.85/arch/mips/rb532/devices.c	2026-04-23 21:45:44.576281207 +0200
@@ -187,7 +187,7 @@
 	{
 		.name = "Routerboard NAND boot",
 		.offset = 0,
-		.size = 4 * 1024 * 1024,
+		.size = 8 * 1024 * 1024,
 	}, {
 		.name = "rootfs",
 		.offset = MTDPART_OFS_NXTBLK,