From: Jens Gehrlein <jens.gehrlein@tqs.de>
Date: Wed, 26 Sep 2007 15:55:54 +0000 (+0200)
Subject: TQM8xx: Fix CAN timing.
X-Git-Tag: v2008.10-rc1~890^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9d29250e2e62f4bf20c7a20b4173d84c48f11f5d;p=platform%2Fkernel%2Fu-boot.git

TQM8xx: Fix CAN timing.

Signed-off-by: Martin Krause <martin.krause@tqs.de>
---

diff --git a/board/tqm8xx/tqm8xx.c b/board/tqm8xx/tqm8xx.c
index 6b206f8..cebdcc0 100644
--- a/board/tqm8xx/tqm8xx.c
+++ b/board/tqm8xx/tqm8xx.c
@@ -354,6 +354,8 @@ long int initdram (int board_type)
 	udelay (10000);
 
 #ifdef	CONFIG_CAN_DRIVER
+	/* UPM initialization for CAN @ CLKOUT <= 66 MHz */
+
 	/* Initialize OR3 / BR3 */
 	memctl->memc_or3 = CFG_OR3_CAN;
 	memctl->memc_br3 = CFG_BR3_CAN;
@@ -362,7 +364,7 @@ long int initdram (int board_type)
 	memctl->memc_mbmr = MBMR_GPL_B4DIS;	/* GPL_B4 ouput line Disable */
 
 	/* Initialize UPMB for CAN: single read */
-	memctl->memc_mdr = 0xFFFFC004;
+	memctl->memc_mdr = 0xFFFFCC04;
 	memctl->memc_mcr = 0x0100 | UPMB;
 
 	memctl->memc_mdr = 0x0FFFD004;
@@ -374,23 +376,23 @@ long int initdram (int board_type)
 	memctl->memc_mdr = 0x3FFFC004;
 	memctl->memc_mcr = 0x0103 | UPMB;
 
-	memctl->memc_mdr = 0xFFFFDC05;
+	memctl->memc_mdr = 0xFFFFDC07;
 	memctl->memc_mcr = 0x0104 | UPMB;
 
 	/* Initialize UPMB for CAN: single write */
-	memctl->memc_mdr = 0xFFFCC004;
+	memctl->memc_mdr = 0xFFFCCC04;
 	memctl->memc_mcr = 0x0118 | UPMB;
 
-	memctl->memc_mdr = 0xCFFCD004;
+	memctl->memc_mdr = 0xCFFCDC04;
 	memctl->memc_mcr = 0x0119 | UPMB;
 
-	memctl->memc_mdr = 0x0FFCC000;
+	memctl->memc_mdr = 0x3FFCC000;
 	memctl->memc_mcr = 0x011A | UPMB;
 
-	memctl->memc_mdr = 0x7FFCC004;
+	memctl->memc_mdr = 0xFFFCC004;
 	memctl->memc_mcr = 0x011B | UPMB;
 
-	memctl->memc_mdr = 0xFFFDCC05;
+	memctl->memc_mdr = 0xFFFDC405;
 	memctl->memc_mcr = 0x011C | UPMB;
 #endif							/* CONFIG_CAN_DRIVER */