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path: root/drivers/clk/exynos/clk.c
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Diffstat (limited to 'drivers/clk/exynos/clk.c')
-rw-r--r--drivers/clk/exynos/clk.c47
1 files changed, 28 insertions, 19 deletions
diff --git a/drivers/clk/exynos/clk.c b/drivers/clk/exynos/clk.c
index 430767f072d..943e8bd0189 100644
--- a/drivers/clk/exynos/clk.c
+++ b/drivers/clk/exynos/clk.c
@@ -10,61 +10,67 @@
#include <dm.h>
#include "clk.h"
-void samsung_clk_register_mux(void __iomem *base,
- const struct samsung_mux_clock *clk_list,
- unsigned int nr_clk)
+static void samsung_clk_register_mux(void __iomem *base, unsigned int cmu_id,
+ const struct samsung_mux_clock *clk_list,
+ unsigned int nr_clk)
{
unsigned int cnt;
for (cnt = 0; cnt < nr_clk; cnt++) {
struct clk *clk;
const struct samsung_mux_clock *m;
+ unsigned long clk_id;
m = &clk_list[cnt];
clk = clk_register_mux(NULL, m->name, m->parent_names,
m->num_parents, m->flags, base + m->offset, m->shift,
m->width, m->mux_flags);
- clk_dm(m->id, clk);
+ clk_id = SAMSUNG_TO_CLK_ID(cmu_id, m->id);
+ clk_dm(clk_id, clk);
}
}
-void samsung_clk_register_div(void __iomem *base,
- const struct samsung_div_clock *clk_list,
- unsigned int nr_clk)
+static void samsung_clk_register_div(void __iomem *base, unsigned int cmu_id,
+ const struct samsung_div_clock *clk_list,
+ unsigned int nr_clk)
{
unsigned int cnt;
for (cnt = 0; cnt < nr_clk; cnt++) {
struct clk *clk;
const struct samsung_div_clock *d;
+ unsigned long clk_id;
d = &clk_list[cnt];
clk = clk_register_divider(NULL, d->name, d->parent_name,
d->flags, base + d->offset, d->shift,
d->width, d->div_flags);
- clk_dm(d->id, clk);
+ clk_id = SAMSUNG_TO_CLK_ID(cmu_id, d->id);
+ clk_dm(clk_id, clk);
}
}
-void samsung_clk_register_gate(void __iomem *base,
- const struct samsung_gate_clock *clk_list,
- unsigned int nr_clk)
+static void samsung_clk_register_gate(void __iomem *base, unsigned int cmu_id,
+ const struct samsung_gate_clock *clk_list,
+ unsigned int nr_clk)
{
unsigned int cnt;
for (cnt = 0; cnt < nr_clk; cnt++) {
struct clk *clk;
const struct samsung_gate_clock *g;
+ unsigned long clk_id;
g = &clk_list[cnt];
clk = clk_register_gate(NULL, g->name, g->parent_name,
g->flags, base + g->offset, g->bit_idx,
g->gate_flags, NULL);
- clk_dm(g->id, clk);
+ clk_id = SAMSUNG_TO_CLK_ID(cmu_id, g->id);
+ clk_dm(clk_id, clk);
}
}
-typedef void (*samsung_clk_register_fn)(void __iomem *base,
+typedef void (*samsung_clk_register_fn)(void __iomem *base, unsigned int cmu_id,
const void *clk_list,
unsigned int nr_clk);
@@ -78,34 +84,37 @@ static const samsung_clk_register_fn samsung_clk_register_fns[] = {
/**
* samsung_cmu_register_clocks() - Register provided clock groups
* @base: Base address of CMU registers
+ * @cmu_id: CMU index number
* @clk_groups: list of clock groups
* @nr_groups: count of clock groups in @clk_groups
*
* Having the array of clock groups @clk_groups makes it possible to keep a
* correct clocks registration order.
*/
-void samsung_cmu_register_clocks(void __iomem *base,
- const struct samsung_clk_group *clk_groups,
- unsigned int nr_groups)
+static void samsung_cmu_register_clocks(void __iomem *base, unsigned int cmu_id,
+ const struct samsung_clk_group *clk_groups,
+ unsigned int nr_groups)
{
unsigned int i;
for (i = 0; i < nr_groups; i++) {
const struct samsung_clk_group *g = &clk_groups[i];
- samsung_clk_register_fns[g->type](base, g->clk_list, g->nr_clk);
+ samsung_clk_register_fns[g->type](base, cmu_id,
+ g->clk_list, g->nr_clk);
}
}
/**
* samsung_cmu_register_one - Register all CMU clocks
* @dev: CMU device
+ * @cmu_id: CMU index number
* @clk_groups: list of CMU clock groups
* @nr_groups: count of CMU clock groups in @clk_groups
*
* Return: 0 on success or negative value on error.
*/
-int samsung_cmu_register_one(struct udevice *dev,
+int samsung_cmu_register_one(struct udevice *dev, unsigned int cmu_id,
const struct samsung_clk_group *clk_groups,
unsigned int nr_groups)
{
@@ -115,7 +124,7 @@ int samsung_cmu_register_one(struct udevice *dev,
if (!base)
return -EINVAL;
- samsung_cmu_register_clocks(base, clk_groups, nr_groups);
+ samsung_cmu_register_clocks(base, cmu_id, clk_groups, nr_groups);
return 0;
}