ARM: shmobile: Remove legacy clock support leftovers

The shmobile_clk_init() function has been removed and the linux/sh_clk.h
header doesn't need to be included anymore.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/common.h

@@ -15,8 +15,6 @@ extern void shmobile_boot_scu(void);
 extern void shmobile_smp_scu_prepare_cpus(unsigned int max_cpus);
 extern void shmobile_smp_scu_cpu_die(unsigned int cpu);
 extern int shmobile_smp_scu_cpu_kill(unsigned int cpu);
-struct clk;
-extern int shmobile_clk_init(void);
 extern struct platform_suspend_ops shmobile_suspend_ops;
 
 #ifdef CONFIG_SUSPEND

arch/arm/mach-shmobile/r8a7779.h

 #ifndef __ASM_R8A7779_H__
 #define __ASM_R8A7779_H__
 
-#include <linux/sh_clk.h>
-
 extern void r8a7779_pm_init(void);
 
 #ifdef CONFIG_PM