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ARM: SAMSUNG: Do not register set_parent call if no source 

If there is no source register defined, do not register a clksrc
clock with a valid .set_parent in the ops.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Ben Dooks 2010-01-06 01:53:25 +09:00
parent 1d9f13c49e
commit 14235696d4
1 changed files with 9 additions and 1 deletions
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10
arch/arm/plat-samsung/clock-clksrc.c
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@ -86,7 +86,7 @@ static int s3c_setparent_clksrc(struct clk *clk, struct clk *parent)
break;
}
if (src_nr >= 0 && sclk->reg_src.reg) {
if (src_nr >= 0) {
clk->parent = parent;
clksrc &= ~mask;
@ -162,6 +162,12 @@ static struct clk_ops clksrc_ops_nodiv = {
.set_parent = s3c_setparent_clksrc,
};
static struct clk_ops clksrc_ops_nosrc = {
.get_rate = s3c_getrate_clksrc,
.set_rate = s3c_setrate_clksrc,
.round_rate = s3c_roundrate_clksrc,
};
void __init s3c_register_clksrc(struct clksrc_clk *clksrc, int size)
{
int ret;
@ -174,6 +180,8 @@ void __init s3c_register_clksrc(struct clksrc_clk *clksrc, int size)
if (!clksrc->clk.ops) {
if (!clksrc->reg_div.reg)
clksrc->clk.ops = &clksrc_ops_nodiv;
else if (!clksrc->reg_src.reg)
clksrc->clk.ops = &clksrc_ops_nosrc;
else
clksrc->clk.ops = &clksrc_ops;
}