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Subject[PATCH v1 4/6] clk: rockchip: Export some clock common APIs for module drivers
Date
This is used by the Rockchip clk driver, export it to allow that
driver to be compiled as a module.

Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
---
drivers/clk/rockchip/clk.c | 52 ++++++++++++++++++++++----------------
1 file changed, 30 insertions(+), 22 deletions(-)

diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c
index 2cfebfb61814..796338c3bd6f 100644
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -366,8 +366,9 @@ static struct clk *rockchip_clk_register_factor_branch(const char *name,
return clk;
}

-struct rockchip_clk_provider * __init rockchip_clk_init(struct device_node *np,
- void __iomem *base, unsigned long nr_clks)
+struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np,
+ void __iomem *base,
+ unsigned long nr_clks)
{
struct rockchip_clk_provider *ctx;
struct clk **clk_table;
@@ -399,14 +400,16 @@ struct rockchip_clk_provider * __init rockchip_clk_init(struct device_node *np,
kfree(ctx);
return ERR_PTR(-ENOMEM);
}
+EXPORT_SYMBOL(rockchip_clk_init);

-void __init rockchip_clk_of_add_provider(struct device_node *np,
- struct rockchip_clk_provider *ctx)
+void rockchip_clk_of_add_provider(struct device_node *np,
+ struct rockchip_clk_provider *ctx)
{
if (of_clk_add_provider(np, of_clk_src_onecell_get,
&ctx->clk_data))
pr_err("%s: could not register clk provider\n", __func__);
}
+EXPORT_SYMBOL(rockchip_clk_of_add_provider);

void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx,
struct clk *clk, unsigned int id)
@@ -414,8 +417,9 @@ void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx,
if (ctx->clk_data.clks && id)
ctx->clk_data.clks[id] = clk;
}
+EXPORT_SYMBOL(rockchip_clk_add_lookup);

-void __init rockchip_clk_register_plls(struct rockchip_clk_provider *ctx,
+void rockchip_clk_register_plls(struct rockchip_clk_provider *ctx,
struct rockchip_pll_clock *list,
unsigned int nr_pll, int grf_lock_offset)
{
@@ -438,11 +442,11 @@ void __init rockchip_clk_register_plls(struct rockchip_clk_provider *ctx,
rockchip_clk_add_lookup(ctx, clk, list->id);
}
}
+EXPORT_SYMBOL(rockchip_clk_register_plls);

-void __init rockchip_clk_register_branches(
- struct rockchip_clk_provider *ctx,
- struct rockchip_clk_branch *list,
- unsigned int nr_clk)
+void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx,
+ struct rockchip_clk_branch *list,
+ unsigned int nr_clk)
{
struct clk *clk = NULL;
unsigned int idx;
@@ -571,14 +575,15 @@ void __init rockchip_clk_register_branches(
rockchip_clk_add_lookup(ctx, clk, list->id);
}
}
-
-void __init rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,
- unsigned int lookup_id,
- const char *name, const char *const *parent_names,
- u8 num_parents,
- const struct rockchip_cpuclk_reg_data *reg_data,
- const struct rockchip_cpuclk_rate_table *rates,
- int nrates)
+EXPORT_SYMBOL(rockchip_clk_register_branches);
+
+void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,
+ unsigned int lookup_id,
+ const char *name, const char *const *parent_names,
+ u8 num_parents,
+ const struct rockchip_cpuclk_reg_data *reg_data,
+ const struct rockchip_cpuclk_rate_table *rates,
+ int nrates)
{
struct clk *clk;

@@ -593,9 +598,10 @@ void __init rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,

rockchip_clk_add_lookup(ctx, clk, lookup_id);
}
+EXPORT_SYMBOL(rockchip_clk_register_armclk);

-void __init rockchip_clk_protect_critical(const char *const clocks[],
- int nclocks)
+void rockchip_clk_protect_critical(const char *const clocks[],
+ int nclocks)
{
int i;

@@ -607,6 +613,7 @@ void __init rockchip_clk_protect_critical(const char *const clocks[],
clk_prepare_enable(clk);
}
}
+EXPORT_SYMBOL(rockchip_clk_protect_critical);

static void __iomem *rst_base;
static unsigned int reg_restart;
@@ -626,10 +633,10 @@ static struct notifier_block rockchip_restart_handler = {
.priority = 128,
};

-void __init
+void
rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx,
- unsigned int reg,
- void (*cb)(void))
+ unsigned int reg,
+ void (*cb)(void))
{
int ret;

@@ -641,3 +648,4 @@ rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx,
pr_err("%s: cannot register restart handler, %d\n",
__func__, ret);
}
+EXPORT_SYMBOL(rockchip_register_restart_notifier);
--
2.17.1


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