clocksource: ti-dmtimer: avoid using mach/hardware.h

As a preparation for future omap1 multiplatform support, stop
using mach/hardware.h and instead include the omap1-io.h
for low-level register access to MOD_CONF_CTRL_1.
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

drivers/clocksource/timer-ti-dm.c

@@ -433,7 +433,7 @@ int omap_dm_timer_get_irq(struct omap_dm_timer *timer)
 }
 
 #if defined(CONFIG_ARCH_OMAP1)
-#include <mach/hardware.h>
+#include <linux/soc/ti/omap1-io.h>
 
 static struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer)
 {