X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=cpu%2Fmpc83xx%2Finterrupts.c;h=98ed21ccfa63af31d26e2b1a3de2f1b61cf29f89;hb=d61ea14885631e58a25feaa81ee82eb464c62d6a;hp=53474f60c91f2b159642fa55506cf7056595c802;hpb=05b47540aae996908e48e10a5ff8b69862aadef3;p=platform%2Fkernel%2Fu-boot.git

diff --git a/cpu/mpc83xx/interrupts.c b/cpu/mpc83xx/interrupts.c
index 53474f6..98ed21c 100644
--- a/cpu/mpc83xx/interrupts.c
+++ b/cpu/mpc83xx/interrupts.c
@@ -21,13 +21,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
- *
- * Change log:
- *
- * Hacked for MPC8260 by Murray.Jensen@cmst.csiro.au, 22-Oct-00
- *
- * 20050101: Eran Liberty (liberty@freescale.com)
- *           Initial file creating (porting from 85XX & 8260)
  */
 
 #include <common.h>
@@ -35,6 +28,8 @@
 #include <mpc83xx.h>
 #include <asm/processor.h>
 
+DECLARE_GLOBAL_DATA_PTR;
+
 struct irq_action {
 	interrupt_handler_t *handler;
 	void *arg;
@@ -43,6 +38,14 @@ struct irq_action {
 
 int interrupt_init_cpu (unsigned *decrementer_count)
 {
+	volatile immap_t *immr = (immap_t *) CFG_IMMR;
+
+	*decrementer_count = (gd->bus_clk / 4) / CFG_HZ;
+
+	/* Enable e300 time base */
+
+	immr->sysconf.spcr |= 0x00400000;
+
 	return 0;
 }
 
@@ -78,7 +81,7 @@ void timer_interrupt_cpu (struct pt_regs *regs)
 }
 
 
-#if (CONFIG_COMMANDS & CFG_CMD_IRQ)
+#if defined(CONFIG_CMD_IRQ)
 
 /* ripped this out of ppc4xx/interrupts.c */
 
@@ -91,4 +94,4 @@ do_irqinfo(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
 {
 }
 
-#endif		/* CONFIG_COMMANDS & CFG_CMD_IRQ */
+#endif