-#define CONFIG_SYS_TIMERBASE 0xFFFEC500 /* use timer 1 */
-#define CONFIG_SYS_PVT 7 /* 2^(pvt+1), divide by 256 */
-#define CONFIG_SYS_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CONFIG_SYS_PVT))
+#define CONFIG_SYS_TIMERBASE OMAP1510_TIMER1_BASE /* use timer 1 */
+#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
+#define CONFIG_SYS_HZ 1000