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837xEMDS: Improve the system performance 

1. Make the CSB bus pipeline depth as 4, and enable
   the repeat mode;
2. Raise the eTSEC emergency priority;
3. Use the highest IP blocks clock.

Signed-off-by: Dave Liu <daveliu@freescale.com>
This commit is contained in:
Dave Liu 2008-03-04 16:59:22 +08:00 committed by Wolfgang Denk
parent d8ab58b212
commit bd4458cb47
1 changed files with 9 additions and 1 deletions
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10
include/configs/MPC837XEMDS.h
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@ -84,11 +84,19 @@
HRCWH_LDP_CLEAR) HRCWH_LDP_CLEAR)
#endif #endif
/* Arbiter Configuration Register */
#define CFG_ACR_PIPE_DEP 3 /* Arbiter pipeline depth is 4 */
#define CFG_ACR_RPTCNT 3 /* Arbiter repeat count is 4 */
/* System Priority Control Register */
#define CFG_SPCR_TSECEP 3 /* eTSEC1/2 emergency has highest priority */
/* /*
* eTSEC Clock Config * IP blocks clock configuration
*/ */
#define CFG_SCCR_TSEC1CM 1 /* CSB:eTSEC1 = 1:1 */ #define CFG_SCCR_TSEC1CM 1 /* CSB:eTSEC1 = 1:1 */
#define CFG_SCCR_TSEC2CM 1 /* CSB:eTSEC2 = 1:1 */ #define CFG_SCCR_TSEC2CM 1 /* CSB:eTSEC2 = 1:1 */
#define CFG_SCCR_SATACM SCCR_SATACM_1 /* CSB:SATA[0:3] = 1:1 */
/* /*
* System IO Config * System IO Config