ARM: OMAP: timer: Wrap the inline functions under OMAP2PLUS define

Wrap the inline functions under OMAP2PLUS/OMAP1 defines.
This patch also inlines omap_dm_timer_get_fclk function
for non OMAP1 Config.
Signed-off-by: Keerthy <j-keerthy@ti.com>
Tested-by: Ladislav Michl <ladis@linux-mips.org>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/plat-omap/include/plat/dmtimer.h

@@ -132,7 +132,16 @@ void omap_dm_timer_disable(struct omap_dm_timer *timer);
 int omap_dm_timer_get_irq(struct omap_dm_timer *timer);
 
 u32 omap_dm_timer_modify_idlect_mask(u32 inputmask);
+
+#ifndef CONFIG_ARCH_OMAP1
 struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer);
+#else
+static inline
+struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer)
+{
+	return NULL;
+}
+#endif
 
 int omap_dm_timer_trigger(struct omap_dm_timer *timer);
 int omap_dm_timer_start(struct omap_dm_timer *timer);
@@ -272,6 +281,12 @@ int omap_dm_timers_active(void);
 #define OMAP_TIMER_TICK_INT_MASK_COUNT_REG				\
 		(_OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET | (WP_TOWR << WPSHIFT))
 
+/*
+ * The below are inlined to optimize code size for system timers. Other code
+ * should not need these at all, see
+ * include/linux/platform_data/pwm_omap_dmtimer.h
+ */
+#if defined(CONFIG_ARCH_OMAP1) || defined(CONFIG_ARCH_OMAP2PLUS)
 static inline u32 __omap_dm_timer_read(struct omap_dm_timer *timer, u32 reg,
 						int posted)
 {
@@ -410,5 +425,5 @@ static inline void __omap_dm_timer_write_status(struct omap_dm_timer *timer,
 {
 	writel_relaxed(value, timer->irq_stat);
 }
-
+#endif /* CONFIG_ARCH_OMAP1 || CONFIG_ARCH_OMAP2PLUS */
 #endif /* __ASM_ARCH_DMTIMER_H */