From: Markus Klotzbuecher <mk@denx.de>
Date: Wed, 21 Mar 2007 13:41:46 +0000 (+0100)
Subject: SPC1920: fix small clock routing bug
X-Git-Tag: v2008.10-rc1~998
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d5f4614c9350d9333e575100fb250aab774d0258;p=platform%2Fkernel%2Fu-boot.git

SPC1920: fix small clock routing bug

Signed-off-by: Markus Klotzbuecher <mk@denx.de>
---

diff --git a/cpu/mpc8xx/serial.c b/cpu/mpc8xx/serial.c
index 9d0fc6b..53e03f4 100644
--- a/cpu/mpc8xx/serial.c
+++ b/cpu/mpc8xx/serial.c
@@ -229,15 +229,14 @@ static int smc_init (void)
 
 #ifdef CFG_SPC1920_SMC1_CLK4
 	/* clock source is PLD */
-
+	
 	/* set freq to 19200 Baud */
 	*((volatile uchar *) CFG_SPC1920_PLD_BASE+6) = 0x3;
 	/* configure clk4 as input */
 	im->im_ioport.iop_pdpar |= 0x800;
 	im->im_ioport.iop_pddir &= ~0x800;
 
-	cp->cp_simode = 0x0000;
-	cp->cp_simode |= 0x7000;
+	cp->cp_simode = ((cp->cp_simode & ~0xf000) | 0x7000);	
 #else
 	/* Set up the baud rate generator */
 	smc_setbrg ();