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linux-next/drivers/clk/loongson1/clk.c
Kelvin Cheung a8e3ced421 clk: Loongson1: Refactor Loongson1 clock
Factor out the common functions into loongson1/clk.c
to support both Loongson1B and Loongson1C. And, put
the rest into loongson1/clk-loongson1b.c.

Signed-off-by: Kelvin Cheung <keguang.zhang@gmail.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2016-09-23 14:48:56 -07:00

44 lines
1.0 KiB
C

/*
* Copyright (c) 2012-2016 Zhang, Keguang <keguang.zhang@gmail.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#include <linux/clk-provider.h>
#include <linux/slab.h>
struct clk_hw *__init clk_hw_register_pll(struct device *dev,
const char *name,
const char *parent_name,
const struct clk_ops *ops,
unsigned long flags)
{
int ret;
struct clk_hw *hw;
struct clk_init_data init;
/* allocate the divider */
hw = kzalloc(sizeof(*hw), GFP_KERNEL);
if (!hw)
return ERR_PTR(-ENOMEM);
init.name = name;
init.ops = ops;
init.flags = flags | CLK_IS_BASIC;
init.parent_names = (parent_name ? &parent_name : NULL);
init.num_parents = (parent_name ? 1 : 0);
hw->init = &init;
/* register the clock */
ret = clk_hw_register(dev, hw);
if (ret) {
kfree(hw);
hw = ERR_PTR(ret);
}
return hw;
}