netx: Use a cpp symbol for the clocksource timer number
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Tue, 9 Dec 2008 20:57:22 +0000 (21:57 +0100)
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Tue, 9 Dec 2008 20:57:22 +0000 (21:57 +0100)
instead of hardcoding the same value each time.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
arch/arm/mach-netx/time.c

index be833bd1048e788c7cef56b34458ade22707449a..34a6a157f3559b69576fbfe9425aacbf20e83b0f 100644 (file)
@@ -27,6 +27,8 @@
 #include <asm/mach/time.h>
 #include <mach/netx-regs.h>
 
+#define TIMER_CLOCKSOURCE 1
+
 /*
  * IRQ handler for the timer
  */
@@ -49,7 +51,7 @@ static struct irqaction netx_timer_irq = {
 
 cycle_t netx_get_cycles(void)
 {
-       return readl(NETX_GPIO_COUNTER_CURRENT(1));
+       return readl(NETX_GPIO_COUNTER_CURRENT(TIMER_CLOCKSOURCE));
 }
 
 static struct clocksource clocksource_netx = {
@@ -87,12 +89,12 @@ static void __init netx_timer_init(void)
        setup_irq(NETX_IRQ_TIMER0, &netx_timer_irq);
 
        /* Setup timer one for clocksource */
-       writel(0, NETX_GPIO_COUNTER_CTRL(1));
-       writel(0, NETX_GPIO_COUNTER_CURRENT(1));
-       writel(0xffffffff, NETX_GPIO_COUNTER_MAX(1));
+       writel(0, NETX_GPIO_COUNTER_CTRL(TIMER_CLOCKSOURCE));
+       writel(0, NETX_GPIO_COUNTER_CURRENT(TIMER_CLOCKSOURCE));
+       writel(0xffffffff, NETX_GPIO_COUNTER_MAX(TIMER_CLOCKSOURCE));
 
        writel(NETX_GPIO_COUNTER_CTRL_RUN,
-                       NETX_GPIO_COUNTER_CTRL(1));
+                       NETX_GPIO_COUNTER_CTRL(TIMER_CLOCKSOURCE));
 
        clocksource_netx.mult =
                clocksource_hz2mult(CLOCK_TICK_RATE, clocksource_netx.shift);