ARM: 6296/1: clock U300 intcon and timer properly

This removes the quirks to clock the U300 VIC and timer by custom
hooks and moves the control out to the clock framework where it
belongs. This is possible now that clocks are available early.

Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-u300/timer.c b/arch/arm/mach-u300/timer.c
index 26d26f5..01f1618 100644
--- a/arch/arm/mach-u300/timer.c
+++ b/arch/arm/mach-u300/timer.c
@@ -15,6 +15,8 @@
 #include <linux/clocksource.h>
 #include <linux/types.h>
 #include <linux/io.h>
+#include <linux/clk.h>
+#include <linux/err.h>
 
 #include <mach/hardware.h>
 
@@ -23,7 +25,6 @@
 #include <asm/mach/time.h>
 #include <asm/mach/irq.h>
 
-#include "clock.h"
 
 /*
  * APP side special timer registers
@@ -367,7 +368,13 @@
  */
 static void __init u300_timer_init(void)
 {
-	u300_enable_timer_clock();
+	struct clk *clk;
+
+	/* Clock the interrupt controller */
+	clk = clk_get_sys("apptimer", NULL);
+	BUG_ON(IS_ERR(clk));
+	clk_enable(clk);
+
 	/*
 	 * Disable the "OS" and "DD" timers - these are designed for Symbian!
 	 * Example usage in cnh1601578 cpu subsystem pd_timer_app.c