From 3a5e21881a194f4d4e053be8410d82a2458e8544 Mon Sep 17 00:00:00 2001
From: Wolfgang Denk <wd@pollux.denx.de>
Date: Thu, 6 Apr 2006 15:03:42 +0200
Subject: [PATCH] MCC200 Board: fix flash unprotection code for flash > 32 MB.

---
 board/mcc200/mcc200.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/board/mcc200/mcc200.c b/board/mcc200/mcc200.c
index 456411dd92..5fe239f234 100644
--- a/board/mcc200/mcc200.c
+++ b/board/mcc200/mcc200.c
@@ -238,6 +238,16 @@ int misc_init_r (void)
 			       &flash_info[CFG_MAX_FLASH_BANKS - 1]);
 	}
 
+	if (gd->bd->bi_flashsize > (32 << 20)) {
+		/* Unprotect the upper bank of the Flash */
+		*(volatile int*)MPC5XXX_CS0_CFG |= (1 << 6);
+		flash_protect (FLAG_PROTECT_CLEAR,
+			       flash_info[0].start[0],
+			       (flash_info[0].start[0] + flash_info[0].size) / 2 - 1,
+			       &flash_info[0]);
+		*(volatile int*)MPC5XXX_CS0_CFG &= ~(1 << 6);
+	}
+
 	return (0);
 }
 
-- 
2.25.1