From a6cccaea5a4743f4e4fb93a3ae9537e7357c783b Mon Sep 17 00:00:00 2001
From: wdenk <wdenk>
Date: Fri, 6 Feb 2004 21:48:22 +0000
Subject: * Patch by Wolter Kamphuis, 15 Dec 2003:   made CONFIG_SILENT_CONSOLE
 usable on all architectures

* Disable date command on TQM866M - there is no RTC on MPC866
---
 cpu/mpc8xx/plprcr_write.S | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

(limited to 'cpu')

diff --git a/cpu/mpc8xx/plprcr_write.S b/cpu/mpc8xx/plprcr_write.S
index 7d39a0e..e325671 100644
--- a/cpu/mpc8xx/plprcr_write.S
+++ b/cpu/mpc8xx/plprcr_write.S
@@ -122,23 +122,13 @@ plprcr_wait:
 
 plprcr_wait_end:
 
-	/* turn instruction cache off
+	/* unlock instruction cache but leave it enabled
 	 */
 	lis	r4, CACHE_CMD_UNLOCK_ALL@h
 	ori	r4, r4, CACHE_CMD_UNLOCK_ALL@l
 	mtspr	IC_CST, r4
 	isync
 
-	lis	r4, CACHE_CMD_INVALIDATE@h
-	ori	r4, r4, CACHE_CMD_INVALIDATE@l
-	mtspr	IC_CST, r4
-	isync
-
-	lis	r4, CACHE_CMD_DISABLE@h
-	ori	r4, r4, CACHE_CMD_DISABLE@l
-	mtspr	IC_CST, r4
-	isync
-
 	mtspr	LR, r10		/* restore original Link Register value */
 	blr
 
-- 
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