From: Ed Swarthout <Ed.Swarthout@freescale.com>
Date: Wed, 26 Sep 2007 21:35:54 +0000 (-0500)
Subject: 85xx io out functions need sync after write.
X-Git-Tag: v1.3.0-rc4~27^2~1^2~1^2~7
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=1487adbdcf9594bb2eb686325a6f9540dad1b70a;p=u-boot

85xx io out functions need sync after write.

This fixes the mc146818 rtc_read/write functions for 85xx.

Signed-off-by: Ed Swarthout <Ed.Swarthout@freescale.com>
---

diff --git a/cpu/mpc85xx/start.S b/cpu/mpc85xx/start.S
index 2c98c2ad8a..5d65190ede 100644
--- a/cpu/mpc85xx/start.S
+++ b/cpu/mpc85xx/start.S
@@ -701,6 +701,7 @@ in8:
 	.globl	out8
 out8:
 	stb	r4,0x0000(r3)
+	sync
 	blr
 
 /*------------------------------------------------------------------------------- */
@@ -710,6 +711,7 @@ out8:
 	.globl	out16
 out16:
 	sth	r4,0x0000(r3)
+	sync
 	blr
 
 /*------------------------------------------------------------------------------- */
@@ -719,6 +721,7 @@ out16:
 	.globl	out16r
 out16r:
 	sthbrx	r4,r0,r3
+	sync
 	blr
 
 /*------------------------------------------------------------------------------- */
@@ -728,6 +731,7 @@ out16r:
 	.globl	out32
 out32:
 	stw	r4,0x0000(r3)
+	sync
 	blr
 
 /*------------------------------------------------------------------------------- */
@@ -737,6 +741,7 @@ out32:
 	.globl	out32r
 out32r:
 	stwbrx	r4,r0,r3
+	sync
 	blr
 
 /*------------------------------------------------------------------------------- */