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Zdrojový kód Úkoly Pull requesty Akce Balíčky Projekty Vydání Wiki Aktivita

clk: at91: Migrate to clk_hw based registration and OF APIs

Procházet zdrojové kódy 
Now that we have clk_hw based provider APIs to register clks, we
can get rid of struct clk pointers in this driver, allowing us to
move closer to a clear split of consumer and provider clk APIs.

Signed-off-by: Stephen Boyd <stephen.boyd@linaro.org>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Tested-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Tento commit je obsažen v:
Stephen Boyd
2016-06-01 14:31:22 -07:00
odevzdal Stephen Boyd
rodič b19f009d45
revize f5644f10dc
13 změnil soubory, kde provedl 277 přidání a 199 odebrání
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69
drivers/clk/at91/clk-usb.c
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@@ -192,13 +192,14 @@ static const struct clk_ops at91sam9n12_usb_ops = {
.set_rate = at91sam9x5_clk_usb_set_rate,
};
static struct clk * __init
static struct clk_hw * __init
at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name,
const char **parent_names, u8 num_parents)
{
struct at91sam9x5_clk_usb *usb;
struct clk *clk = NULL;
struct clk_hw *hw;
struct clk_init_data init;
int ret;
usb = kzalloc(sizeof(*usb), GFP_KERNEL);
if (!usb)
@@ -214,20 +215,24 @@ at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name,
usb->hw.init = &init;
usb->regmap = regmap;
clk = clk_register(NULL, &usb->hw);
if (IS_ERR(clk))
hw = &usb->hw;
ret = clk_hw_register(NULL, &usb->hw);
if (ret) {
kfree(usb);
hw = ERR_PTR(ret);
}
return clk;
return hw;
}
static struct clk * __init
static struct clk_hw * __init
at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name,
const char *parent_name)
{
struct at91sam9x5_clk_usb *usb;
struct clk *clk = NULL;
struct clk_hw *hw;
struct clk_init_data init;
int ret;
usb = kzalloc(sizeof(*usb), GFP_KERNEL);
if (!usb)
@@ -242,11 +247,14 @@ at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name,
usb->hw.init = &init;
usb->regmap = regmap;
clk = clk_register(NULL, &usb->hw);
if (IS_ERR(clk))
hw = &usb->hw;
ret = clk_hw_register(NULL, &usb->hw);
if (ret) {
kfree(usb);
hw = ERR_PTR(ret);
}
return clk;
return hw;
}
static unsigned long at91rm9200_clk_usb_recalc_rate(struct clk_hw *hw,
@@ -334,13 +342,14 @@ static const struct clk_ops at91rm9200_usb_ops = {
.set_rate = at91rm9200_clk_usb_set_rate,
};
static struct clk * __init
static struct clk_hw * __init
at91rm9200_clk_register_usb(struct regmap *regmap, const char *name,
const char *parent_name, const u32 *divisors)
{
struct at91rm9200_clk_usb *usb;
struct clk *clk = NULL;
struct clk_hw *hw;
struct clk_init_data init;
int ret;
usb = kzalloc(sizeof(*usb), GFP_KERNEL);
if (!usb)
@@ -356,16 +365,19 @@ at91rm9200_clk_register_usb(struct regmap *regmap, const char *name,
usb->regmap = regmap;
memcpy(usb->divisors, divisors, sizeof(usb->divisors));
clk = clk_register(NULL, &usb->hw);
if (IS_ERR(clk))
hw = &usb->hw;
ret = clk_hw_register(NULL, &usb->hw);
if (ret) {
kfree(usb);
hw = ERR_PTR(ret);
}
return clk;
return hw;
}
static void __init of_at91sam9x5_clk_usb_setup(struct device_node *np)
{
struct clk *clk;
struct clk_hw *hw;
unsigned int num_parents;
const char *parent_names[USB_SOURCE_MAX];
const char *name = np->name;
@@ -383,19 +395,19 @@ static void __init of_at91sam9x5_clk_usb_setup(struct device_node *np)
if (IS_ERR(regmap))
return;
clk = at91sam9x5_clk_register_usb(regmap, name, parent_names,
num_parents);
if (IS_ERR(clk))
hw = at91sam9x5_clk_register_usb(regmap, name, parent_names,
num_parents);
if (IS_ERR(hw))
return;
of_clk_add_provider(np, of_clk_src_simple_get, clk);
of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
}
CLK_OF_DECLARE(at91sam9x5_clk_usb, "atmel,at91sam9x5-clk-usb",
of_at91sam9x5_clk_usb_setup);
static void __init of_at91sam9n12_clk_usb_setup(struct device_node *np)
{
struct clk *clk;
struct clk_hw *hw;
const char *parent_name;
const char *name = np->name;
struct regmap *regmap;
@@ -410,18 +422,18 @@ static void __init of_at91sam9n12_clk_usb_setup(struct device_node *np)
if (IS_ERR(regmap))
return;
clk = at91sam9n12_clk_register_usb(regmap, name, parent_name);
if (IS_ERR(clk))
hw = at91sam9n12_clk_register_usb(regmap, name, parent_name);
if (IS_ERR(hw))
return;
of_clk_add_provider(np, of_clk_src_simple_get, clk);
of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
}
CLK_OF_DECLARE(at91sam9n12_clk_usb, "atmel,at91sam9n12-clk-usb",
of_at91sam9n12_clk_usb_setup);
static void __init of_at91rm9200_clk_usb_setup(struct device_node *np)
{
struct clk *clk;
struct clk_hw *hw;
const char *parent_name;
const char *name = np->name;
u32 divisors[4] = {0, 0, 0, 0};
@@ -440,12 +452,11 @@ static void __init of_at91rm9200_clk_usb_setup(struct device_node *np)
regmap = syscon_node_to_regmap(of_get_parent(np));
if (IS_ERR(regmap))
return;
clk = at91rm9200_clk_register_usb(regmap, name, parent_name, divisors);
if (IS_ERR(clk))
hw = at91rm9200_clk_register_usb(regmap, name, parent_name, divisors);
if (IS_ERR(hw))
return;
of_clk_add_provider(np, of_clk_src_simple_get, clk);
of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
}
CLK_OF_DECLARE(at91rm9200_clk_usb, "atmel,at91rm9200-clk-usb",
of_at91rm9200_clk_usb_setup);