ARM: kirkwood: remove custom .init_time hook

With arch/arm calling of_clk_init(NULL) from time_init(), we can now
remove custom .init_time hooks.

Signed-off-by: Sebastian Hesselbarth <[e-mail]>
Tested-by: Andrew Lunn <[e-mail]>
Acked-by: Jason Cooper <[e-mail]>

arch/arm/mach-kirkwood/board-dt.c

···
 #include <linux/of.h>
 #include <linux/of_platform.h>
 #include <linux/clk-provider.h>
-#include <linux/clocksource.h>
 #include <linux/dma-mapping.h>
 #include <linux/irqchip.h>
 #include <linux/kexec.h>
···
 	clkspec.args[0] = CGC_BIT_GE1;
 	clk = of_clk_get_from_provider(&clkspec);
 	clk_prepare_enable(clk);
-}
-
-static void __init kirkwood_dt_time_init(void)
-{
-	of_clk_init(NULL);
-	clocksource_of_init();
 }
 
 static void __init kirkwood_dt_init_early(void)
···
 	/* Maintainer: Jason Cooper <[e-mail]> */
 	.map_io		= kirkwood_map_io,
 	.init_early	= kirkwood_dt_init_early,
-	.init_time	= kirkwood_dt_time_init,
 	.init_machine	= kirkwood_dt_init,
 	.restart	= kirkwood_restart,
 	.dt_compat	= kirkwood_dt_board_compat,