ARM: shmobile: Remove unused r8a7740_init_delay()

Remove the now unused r8a7740_init_delay() function.
Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Tested-by: Geert Uytterhoeven <geert@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/include/mach/r8a7740.h

@@ -47,7 +47,6 @@ enum {
 };
 
 extern void r8a7740_meram_workaround(void);
-extern void r8a7740_init_delay(void);
 extern void r8a7740_init_irq_of(void);
 extern void r8a7740_map_io(void);
 extern void r8a7740_add_early_devices(void);

arch/arm/mach-shmobile/setup-r8a7740.c

@@ -887,11 +887,6 @@ void __init r8a7740_add_standard_devices_dt(void)
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
 }
 
-void __init r8a7740_init_delay(void)
-{
-	shmobile_setup_delay(800, 1, 3); /* Cortex-A9 @ 800MHz */
-};
-
 void __init r8a7740_init_irq_of(void)
 {
 	void __iomem *intc_prio_base = ioremap_nocache(0xe6900010, 0x10);