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clk: at91: move DT compatibility code to its own file

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Move all the DT backward compatibility code to its own file so it can be
deleted later.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Alexandre Belloni
2018-10-16 16:21:53 +02:00
committad av Stephen Boyd
förälder ecd0bf3377
incheckning 62061d357c
17 ändrade filer med 962 tillägg och 944 borttagningar
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82
drivers/clk/at91/clk-master.c
Visa fil

@@ -17,8 +17,6 @@
#include "pmc.h"
#define MASTER_SOURCE_MAX 4
#define MASTER_PRES_MASK 0x7
#define MASTER_PRES_MAX MASTER_PRES_MASK
#define MASTER_DIV_SHIFT 8
@@ -159,83 +157,3 @@ const struct clk_master_layout at91sam9x5_master_layout = {
.mask = 0x373,
.pres_shift = 4,
};
static struct clk_master_characteristics * __init
of_at91_clk_master_get_characteristics(struct device_node *np)
{
struct clk_master_characteristics *characteristics;
characteristics = kzalloc(sizeof(*characteristics), GFP_KERNEL);
if (!characteristics)
return NULL;
if (of_at91_get_clk_range(np, "atmel,clk-output-range", &characteristics->output))
goto out_free_characteristics;
of_property_read_u32_array(np, "atmel,clk-divisors",
characteristics->divisors, 4);
characteristics->have_div3_pres =
of_property_read_bool(np, "atmel,master-clk-have-div3-pres");
return characteristics;
out_free_characteristics:
kfree(characteristics);
return NULL;
}
static void __init
of_at91_clk_master_setup(struct device_node *np,
const struct clk_master_layout *layout)
{
struct clk_hw *hw;
unsigned int num_parents;
const char *parent_names[MASTER_SOURCE_MAX];
const char *name = np->name;
struct clk_master_characteristics *characteristics;
struct regmap *regmap;
num_parents = of_clk_get_parent_count(np);
if (num_parents == 0 || num_parents > MASTER_SOURCE_MAX)
return;
of_clk_parent_fill(np, parent_names, num_parents);
of_property_read_string(np, "clock-output-names", &name);
characteristics = of_at91_clk_master_get_characteristics(np);
if (!characteristics)
return;
regmap = syscon_node_to_regmap(of_get_parent(np));
if (IS_ERR(regmap))
return;
hw = at91_clk_register_master(regmap, name, num_parents,
parent_names, layout,
characteristics);
if (IS_ERR(hw))
goto out_free_characteristics;
of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
return;
out_free_characteristics:
kfree(characteristics);
}
static void __init of_at91rm9200_clk_master_setup(struct device_node *np)
{
of_at91_clk_master_setup(np, &at91rm9200_master_layout);
}
CLK_OF_DECLARE(at91rm9200_clk_master, "atmel,at91rm9200-clk-master",
of_at91rm9200_clk_master_setup);
static void __init of_at91sam9x5_clk_master_setup(struct device_node *np)
{
of_at91_clk_master_setup(np, &at91sam9x5_master_layout);
}
CLK_OF_DECLARE(at91sam9x5_clk_master, "atmel,at91sam9x5-clk-master",
of_at91sam9x5_clk_master_setup);