clk: mvebu: Use common of_clk_init() function

The use common of_clk_init() function simplifies the clock initialization
and adds handling of the DT "fixed-clock".
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
[mturquette@linaro.org: fixed $SUBJECT to reflect correct file path]

drivers/clk/mvebu/clk-cpu.c

@@ -16,7 +16,6 @@
 #include <linux/io.h>
 #include <linux/of.h>
 #include <linux/delay.h>
-#include "clk-cpu.h"
 
 #define SYS_CTRL_CLK_DIVIDER_CTRL_OFFSET    0x0
 #define SYS_CTRL_CLK_DIVIDER_VALUE_OFFSET   0xC
@@ -173,17 +172,5 @@ void __init of_cpu_clk_setup(struct device_node *node)
 	kfree(cpuclk);
 }
 
-static const __initconst struct of_device_id clk_cpu_match[] = {
-	{
-		.compatible = "marvell,armada-xp-cpu-clock",
-		.data = of_cpu_clk_setup,
-	},
-	{
-		/* sentinel */
-	},
-};
-
-void __init mvebu_cpu_clk_init(void)
-{
-	of_clk_init(clk_cpu_match);
-}
+CLK_OF_DECLARE(armada_xp_cpu_clock, "marvell,armada-xp-cpu-clock",
+					 of_cpu_clk_setup);

drivers/clk/mvebu/clk-cpu.h

-/*
- * Marvell MVEBU CPU clock handling.
- *
- * Copyright (C) 2012 Marvell
- *
- * Gregory CLEMENT <gregory.clement@free-electrons.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __MVEBU_CLK_CPU_H
-#define __MVEBU_CLK_CPU_H
-
-#ifdef CONFIG_MVEBU_CLK_CPU
-void __init mvebu_cpu_clk_init(void);
-#else
-static inline void mvebu_cpu_clk_init(void) {}
-#endif
-
-#endif

drivers/clk/mvebu/clk.c

@@ -10,18 +10,14 @@
  * warranty of any kind, whether express or implied.
  */
 #include <linux/kernel.h>
-#include <linux/clk.h>
 #include <linux/clk-provider.h>
-#include <linux/of_address.h>
-#include <linux/clk/mvebu.h>
 #include <linux/of.h>
 #include "clk-core.h"
-#include "clk-cpu.h"
 #include "clk-gating-ctrl.h"
 
 void __init mvebu_clocks_init(void)
 {
 	mvebu_core_clk_init();
 	mvebu_gating_clk_init();
-	mvebu_cpu_clk_init();
+	of_clk_init(NULL);
 }