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clk: sunxi: make factors_clk_setup return the clock it registers 

We will be needing this to register a factor clock as parent with leaf
divisors on a single call.

Signed-off-by: Emilio López <emilio@elopez.com.ar>
Acked-by: Mike Turquette <mturquette@linaro.org>
This commit is contained in:
Emilio López 2013-12-23 00:32:36 -03:00
parent d838ff33ec
commit 5f4e0be3a7
1 changed files with 8 additions and 7 deletions
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15
drivers/clk/sunxi/clk-sunxi.c
View File

@ -317,8 +317,8 @@ static const struct factors_data sun4i_apb1_data __initconst = {
.getter = sun4i_get_apb1_factors,
};
static void __init sunxi_factors_clk_setup(struct device_node *node,
struct factors_data *data)
static struct clk * __init sunxi_factors_clk_setup(struct device_node *node,
const struct factors_data *data)
{
struct clk *clk;
struct clk_factors *factors;
@ -340,14 +340,14 @@ static void __init sunxi_factors_clk_setup(struct device_node *node,
factors = kzalloc(sizeof(struct clk_factors), GFP_KERNEL);
if (!factors)
return;
return NULL;
/* Add a gate if this factor clock can be gated */
if (data->enable) {
gate = kzalloc(sizeof(struct clk_gate), GFP_KERNEL);
if (!gate) {
kfree(factors);
return;
return NULL;
}
/* set up gate properties */
@ -363,7 +363,7 @@ static void __init sunxi_factors_clk_setup(struct device_node *node,
if (!mux) {
kfree(factors);
kfree(gate);
return;
return NULL;
}
/* set up gate properties */
@ -384,13 +384,14 @@ static void __init sunxi_factors_clk_setup(struct device_node *node,
parents, i,
mux_hw, &clk_mux_ops,
&factors->hw, &clk_factors_ops,
gate_hw, &clk_gate_ops,
i ? 0 : CLK_IS_ROOT);
gate_hw, &clk_gate_ops, 0);
if (!IS_ERR(clk)) {
of_clk_add_provider(node, of_clk_src_simple_get, clk);
clk_register_clkdev(clk, clk_name, NULL);
}
return clk;
}