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path: root/drivers/clk/at91/clk-main.c
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Diffstat (limited to 'drivers/clk/at91/clk-main.c')
-rw-r--r--drivers/clk/at91/clk-main.c577
1 files changed, 514 insertions, 63 deletions
diff --git a/drivers/clk/at91/clk-main.c b/drivers/clk/at91/clk-main.c
index 8e9e8cc0412d..733306131b99 100644
--- a/drivers/clk/at91/clk-main.c
+++ b/drivers/clk/at91/clk-main.c
@@ -30,99 +30,546 @@
#define MAINF_LOOP_MIN_WAIT (USEC_PER_SEC / SLOW_CLOCK_FREQ)
#define MAINF_LOOP_MAX_WAIT MAINFRDY_TIMEOUT
-struct clk_main {
+#define MOR_KEY_MASK (0xff << 16)
+
+struct clk_main_osc {
struct clk_hw hw;
struct at91_pmc *pmc;
- unsigned long rate;
unsigned int irq;
wait_queue_head_t wait;
};
-#define to_clk_main(hw) container_of(hw, struct clk_main, hw)
+#define to_clk_main_osc(hw) container_of(hw, struct clk_main_osc, hw)
+
+struct clk_main_rc_osc {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ unsigned int irq;
+ wait_queue_head_t wait;
+ unsigned long frequency;
+ unsigned long accuracy;
+};
+
+#define to_clk_main_rc_osc(hw) container_of(hw, struct clk_main_rc_osc, hw)
+
+struct clk_rm9200_main {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+};
+
+#define to_clk_rm9200_main(hw) container_of(hw, struct clk_rm9200_main, hw)
-static irqreturn_t clk_main_irq_handler(int irq, void *dev_id)
+struct clk_sam9x5_main {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ unsigned int irq;
+ wait_queue_head_t wait;
+ u8 parent;
+};
+
+#define to_clk_sam9x5_main(hw) container_of(hw, struct clk_sam9x5_main, hw)
+
+static irqreturn_t clk_main_osc_irq_handler(int irq, void *dev_id)
{
- struct clk_main *clkmain = (struct clk_main *)dev_id;
+ struct clk_main_osc *osc = dev_id;
- wake_up(&clkmain->wait);
- disable_irq_nosync(clkmain->irq);
+ wake_up(&osc->wait);
+ disable_irq_nosync(osc->irq);
return IRQ_HANDLED;
}
-static int clk_main_prepare(struct clk_hw *hw)
+static int clk_main_osc_prepare(struct clk_hw *hw)
{
- struct clk_main *clkmain = to_clk_main(hw);
- struct at91_pmc *pmc = clkmain->pmc;
- unsigned long halt_time, timeout;
+ struct clk_main_osc *osc = to_clk_main_osc(hw);
+ struct at91_pmc *pmc = osc->pmc;
u32 tmp;
+ tmp = pmc_read(pmc, AT91_CKGR_MOR) & ~MOR_KEY_MASK;
+ if (tmp & AT91_PMC_OSCBYPASS)
+ return 0;
+
+ if (!(tmp & AT91_PMC_MOSCEN)) {
+ tmp |= AT91_PMC_MOSCEN | AT91_PMC_KEY;
+ pmc_write(pmc, AT91_CKGR_MOR, tmp);
+ }
+
while (!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCS)) {
- enable_irq(clkmain->irq);
- wait_event(clkmain->wait,
+ enable_irq(osc->irq);
+ wait_event(osc->wait,
pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCS);
}
- if (clkmain->rate)
- return 0;
+ return 0;
+}
+
+static void clk_main_osc_unprepare(struct clk_hw *hw)
+{
+ struct clk_main_osc *osc = to_clk_main_osc(hw);
+ struct at91_pmc *pmc = osc->pmc;
+ u32 tmp = pmc_read(pmc, AT91_CKGR_MOR);
+
+ if (tmp & AT91_PMC_OSCBYPASS)
+ return;
+
+ if (!(tmp & AT91_PMC_MOSCEN))
+ return;
+
+ tmp &= ~(AT91_PMC_KEY | AT91_PMC_MOSCEN);
+ pmc_write(pmc, AT91_CKGR_MOR, tmp | AT91_PMC_KEY);
+}
+
+static int clk_main_osc_is_prepared(struct clk_hw *hw)
+{
+ struct clk_main_osc *osc = to_clk_main_osc(hw);
+ struct at91_pmc *pmc = osc->pmc;
+ u32 tmp = pmc_read(pmc, AT91_CKGR_MOR);
+
+ if (tmp & AT91_PMC_OSCBYPASS)
+ return 1;
+
+ return !!((pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCS) &&
+ (pmc_read(pmc, AT91_CKGR_MOR) & AT91_PMC_MOSCEN));
+}
+
+static const struct clk_ops main_osc_ops = {
+ .prepare = clk_main_osc_prepare,
+ .unprepare = clk_main_osc_unprepare,
+ .is_prepared = clk_main_osc_is_prepared,
+};
+
+static struct clk * __init
+at91_clk_register_main_osc(struct at91_pmc *pmc,
+ unsigned int irq,
+ const char *name,
+ const char *parent_name,
+ bool bypass)
+{
+ int ret;
+ struct clk_main_osc *osc;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ if (!pmc || !irq || !name || !parent_name)
+ return ERR_PTR(-EINVAL);
+
+ osc = kzalloc(sizeof(*osc), GFP_KERNEL);
+ if (!osc)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &main_osc_ops;
+ init.parent_names = &parent_name;
+ init.num_parents = 1;
+ init.flags = CLK_IGNORE_UNUSED;
+
+ osc->hw.init = &init;
+ osc->pmc = pmc;
+ osc->irq = irq;
+
+ init_waitqueue_head(&osc->wait);
+ irq_set_status_flags(osc->irq, IRQ_NOAUTOEN);
+ ret = request_irq(osc->irq, clk_main_osc_irq_handler,
+ IRQF_TRIGGER_HIGH, name, osc);
+ if (ret)
+ return ERR_PTR(ret);
+
+ if (bypass)
+ pmc_write(pmc, AT91_CKGR_MOR,
+ (pmc_read(pmc, AT91_CKGR_MOR) &
+ ~(MOR_KEY_MASK | AT91_PMC_MOSCEN)) |
+ AT91_PMC_OSCBYPASS | AT91_PMC_KEY);
+
+ clk = clk_register(NULL, &osc->hw);
+ if (IS_ERR(clk)) {
+ free_irq(irq, osc);
+ kfree(osc);
+ }
+
+ return clk;
+}
+
+void __init of_at91rm9200_clk_main_osc_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ unsigned int irq;
+ const char *name = np->name;
+ const char *parent_name;
+ bool bypass;
+
+ of_property_read_string(np, "clock-output-names", &name);
+ bypass = of_property_read_bool(np, "atmel,osc-bypass");
+ parent_name = of_clk_get_parent_name(np, 0);
+
+ irq = irq_of_parse_and_map(np, 0);
+ if (!irq)
+ return;
+
+ clk = at91_clk_register_main_osc(pmc, irq, name, parent_name, bypass);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+}
+
+static irqreturn_t clk_main_rc_osc_irq_handler(int irq, void *dev_id)
+{
+ struct clk_main_rc_osc *osc = dev_id;
+
+ wake_up(&osc->wait);
+ disable_irq_nosync(osc->irq);
+
+ return IRQ_HANDLED;
+}
+
+static int clk_main_rc_osc_prepare(struct clk_hw *hw)
+{
+ struct clk_main_rc_osc *osc = to_clk_main_rc_osc(hw);
+ struct at91_pmc *pmc = osc->pmc;
+ u32 tmp;
+
+ tmp = pmc_read(pmc, AT91_CKGR_MOR) & ~MOR_KEY_MASK;
+
+ if (!(tmp & AT91_PMC_MOSCRCEN)) {
+ tmp |= AT91_PMC_MOSCRCEN | AT91_PMC_KEY;
+ pmc_write(pmc, AT91_CKGR_MOR, tmp);
+ }
+
+ while (!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCRCS)) {
+ enable_irq(osc->irq);
+ wait_event(osc->wait,
+ pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCRCS);
+ }
+
+ return 0;
+}
+
+static void clk_main_rc_osc_unprepare(struct clk_hw *hw)
+{
+ struct clk_main_rc_osc *osc = to_clk_main_rc_osc(hw);
+ struct at91_pmc *pmc = osc->pmc;
+ u32 tmp = pmc_read(pmc, AT91_CKGR_MOR);
+
+ if (!(tmp & AT91_PMC_MOSCRCEN))
+ return;
+
+ tmp &= ~(MOR_KEY_MASK | AT91_PMC_MOSCRCEN);
+ pmc_write(pmc, AT91_CKGR_MOR, tmp | AT91_PMC_KEY);
+}
+
+static int clk_main_rc_osc_is_prepared(struct clk_hw *hw)
+{
+ struct clk_main_rc_osc *osc = to_clk_main_rc_osc(hw);
+ struct at91_pmc *pmc = osc->pmc;
+
+ return !!((pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCRCS) &&
+ (pmc_read(pmc, AT91_CKGR_MOR) & AT91_PMC_MOSCRCEN));
+}
+
+static unsigned long clk_main_rc_osc_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct clk_main_rc_osc *osc = to_clk_main_rc_osc(hw);
+
+ return osc->frequency;
+}
+
+static unsigned long clk_main_rc_osc_recalc_accuracy(struct clk_hw *hw,
+ unsigned long parent_acc)
+{
+ struct clk_main_rc_osc *osc = to_clk_main_rc_osc(hw);
+
+ return osc->accuracy;
+}
+
+static const struct clk_ops main_rc_osc_ops = {
+ .prepare = clk_main_rc_osc_prepare,
+ .unprepare = clk_main_rc_osc_unprepare,
+ .is_prepared = clk_main_rc_osc_is_prepared,
+ .recalc_rate = clk_main_rc_osc_recalc_rate,
+ .recalc_accuracy = clk_main_rc_osc_recalc_accuracy,
+};
+
+static struct clk * __init
+at91_clk_register_main_rc_osc(struct at91_pmc *pmc,
+ unsigned int irq,
+ const char *name,
+ u32 frequency, u32 accuracy)
+{
+ int ret;
+ struct clk_main_rc_osc *osc;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ if (!pmc || !irq || !name || !frequency)
+ return ERR_PTR(-EINVAL);
+
+ osc = kzalloc(sizeof(*osc), GFP_KERNEL);
+ if (!osc)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &main_rc_osc_ops;
+ init.parent_names = NULL;
+ init.num_parents = 0;
+ init.flags = CLK_IS_ROOT | CLK_IGNORE_UNUSED;
+
+ osc->hw.init = &init;
+ osc->pmc = pmc;
+ osc->irq = irq;
+ osc->frequency = frequency;
+ osc->accuracy = accuracy;
+
+ init_waitqueue_head(&osc->wait);
+ irq_set_status_flags(osc->irq, IRQ_NOAUTOEN);
+ ret = request_irq(osc->irq, clk_main_rc_osc_irq_handler,
+ IRQF_TRIGGER_HIGH, name, osc);
+ if (ret)
+ return ERR_PTR(ret);
+
+ clk = clk_register(NULL, &osc->hw);
+ if (IS_ERR(clk)) {
+ free_irq(irq, osc);
+ kfree(osc);
+ }
+
+ return clk;
+}
+
+void __init of_at91sam9x5_clk_main_rc_osc_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ unsigned int irq;
+ u32 frequency = 0;
+ u32 accuracy = 0;
+ const char *name = np->name;
+
+ of_property_read_string(np, "clock-output-names", &name);
+ of_property_read_u32(np, "clock-frequency", &frequency);
+ of_property_read_u32(np, "clock-accuracy", &accuracy);
+
+ irq = irq_of_parse_and_map(np, 0);
+ if (!irq)
+ return;
+
+ clk = at91_clk_register_main_rc_osc(pmc, irq, name, frequency,
+ accuracy);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+}
+
+
+static int clk_main_probe_frequency(struct at91_pmc *pmc)
+{
+ unsigned long prep_time, timeout;
+ u32 tmp;
timeout = jiffies + usecs_to_jiffies(MAINFRDY_TIMEOUT);
do {
- halt_time = jiffies;
+ prep_time = jiffies;
tmp = pmc_read(pmc, AT91_CKGR_MCFR);
if (tmp & AT91_PMC_MAINRDY)
return 0;
usleep_range(MAINF_LOOP_MIN_WAIT, MAINF_LOOP_MAX_WAIT);
- } while (time_before(halt_time, timeout));
+ } while (time_before(prep_time, timeout));
- return 0;
+ return -ETIMEDOUT;
}
-static int clk_main_is_prepared(struct clk_hw *hw)
+static unsigned long clk_main_recalc_rate(struct at91_pmc *pmc,
+ unsigned long parent_rate)
{
- struct clk_main *clkmain = to_clk_main(hw);
+ u32 tmp;
+
+ if (parent_rate)
+ return parent_rate;
+
+ tmp = pmc_read(pmc, AT91_CKGR_MCFR);
+ if (!(tmp & AT91_PMC_MAINRDY))
+ return 0;
- return !!(pmc_read(clkmain->pmc, AT91_PMC_SR) & AT91_PMC_MOSCS);
+ return ((tmp & AT91_PMC_MAINF) * SLOW_CLOCK_FREQ) / MAINF_DIV;
}
-static unsigned long clk_main_recalc_rate(struct clk_hw *hw,
- unsigned long parent_rate)
+static int clk_rm9200_main_prepare(struct clk_hw *hw)
{
- u32 tmp;
- struct clk_main *clkmain = to_clk_main(hw);
+ struct clk_rm9200_main *clkmain = to_clk_rm9200_main(hw);
+
+ return clk_main_probe_frequency(clkmain->pmc);
+}
+
+static int clk_rm9200_main_is_prepared(struct clk_hw *hw)
+{
+ struct clk_rm9200_main *clkmain = to_clk_rm9200_main(hw);
+
+ return !!(pmc_read(clkmain->pmc, AT91_CKGR_MCFR) & AT91_PMC_MAINRDY);
+}
+
+static unsigned long clk_rm9200_main_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct clk_rm9200_main *clkmain = to_clk_rm9200_main(hw);
+
+ return clk_main_recalc_rate(clkmain->pmc, parent_rate);
+}
+
+static const struct clk_ops rm9200_main_ops = {
+ .prepare = clk_rm9200_main_prepare,
+ .is_prepared = clk_rm9200_main_is_prepared,
+ .recalc_rate = clk_rm9200_main_recalc_rate,
+};
+
+static struct clk * __init
+at91_clk_register_rm9200_main(struct at91_pmc *pmc,
+ const char *name,
+ const char *parent_name)
+{
+ struct clk_rm9200_main *clkmain;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ if (!pmc || !name)
+ return ERR_PTR(-EINVAL);
+
+ if (!parent_name)
+ return ERR_PTR(-EINVAL);
+
+ clkmain = kzalloc(sizeof(*clkmain), GFP_KERNEL);
+ if (!clkmain)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &rm9200_main_ops;
+ init.parent_names = &parent_name;
+ init.num_parents = 1;
+ init.flags = 0;
+
+ clkmain->hw.init = &init;
+ clkmain->pmc = pmc;
+
+ clk = clk_register(NULL, &clkmain->hw);
+ if (IS_ERR(clk))
+ kfree(clkmain);
+
+ return clk;
+}
+
+void __init of_at91rm9200_clk_main_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ const char *parent_name;
+ const char *name = np->name;
+
+ parent_name = of_clk_get_parent_name(np, 0);
+ of_property_read_string(np, "clock-output-names", &name);
+
+ clk = at91_clk_register_rm9200_main(pmc, name, parent_name);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+}
+
+static irqreturn_t clk_sam9x5_main_irq_handler(int irq, void *dev_id)
+{
+ struct clk_sam9x5_main *clkmain = dev_id;
+
+ wake_up(&clkmain->wait);
+ disable_irq_nosync(clkmain->irq);
+
+ return IRQ_HANDLED;
+}
+
+static int clk_sam9x5_main_prepare(struct clk_hw *hw)
+{
+ struct clk_sam9x5_main *clkmain = to_clk_sam9x5_main(hw);
struct at91_pmc *pmc = clkmain->pmc;
- if (clkmain->rate)
- return clkmain->rate;
+ while (!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCSELS)) {
+ enable_irq(clkmain->irq);
+ wait_event(clkmain->wait,
+ pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCSELS);
+ }
+
+ return clk_main_probe_frequency(pmc);
+}
- tmp = pmc_read(pmc, AT91_CKGR_MCFR) & AT91_PMC_MAINF;
- clkmain->rate = (tmp * parent_rate) / MAINF_DIV;
+static int clk_sam9x5_main_is_prepared(struct clk_hw *hw)
+{
+ struct clk_sam9x5_main *clkmain = to_clk_sam9x5_main(hw);
- return clkmain->rate;
+ return !!(pmc_read(clkmain->pmc, AT91_PMC_SR) & AT91_PMC_MOSCSELS);
}
-static const struct clk_ops main_ops = {
- .prepare = clk_main_prepare,
- .is_prepared = clk_main_is_prepared,
- .recalc_rate = clk_main_recalc_rate,
+static unsigned long clk_sam9x5_main_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct clk_sam9x5_main *clkmain = to_clk_sam9x5_main(hw);
+
+ return clk_main_recalc_rate(clkmain->pmc, parent_rate);
+}
+
+static int clk_sam9x5_main_set_parent(struct clk_hw *hw, u8 index)
+{
+ struct clk_sam9x5_main *clkmain = to_clk_sam9x5_main(hw);
+ struct at91_pmc *pmc = clkmain->pmc;
+ u32 tmp;
+
+ if (index > 1)
+ return -EINVAL;
+
+ tmp = pmc_read(pmc, AT91_CKGR_MOR) & ~MOR_KEY_MASK;
+
+ if (index && !(tmp & AT91_PMC_MOSCSEL))
+ pmc_write(pmc, AT91_CKGR_MOR, tmp | AT91_PMC_MOSCSEL);
+ else if (!index && (tmp & AT91_PMC_MOSCSEL))
+ pmc_write(pmc, AT91_CKGR_MOR, tmp & ~AT91_PMC_MOSCSEL);
+
+ while (!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCSELS)) {
+ enable_irq(clkmain->irq);
+ wait_event(clkmain->wait,
+ pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCSELS);
+ }
+
+ return 0;
+}
+
+static u8 clk_sam9x5_main_get_parent(struct clk_hw *hw)
+{
+ struct clk_sam9x5_main *clkmain = to_clk_sam9x5_main(hw);
+
+ return !!(pmc_read(clkmain->pmc, AT91_CKGR_MOR) & AT91_PMC_MOSCEN);
+}
+
+static const struct clk_ops sam9x5_main_ops = {
+ .prepare = clk_sam9x5_main_prepare,
+ .is_prepared = clk_sam9x5_main_is_prepared,
+ .recalc_rate = clk_sam9x5_main_recalc_rate,
+ .set_parent = clk_sam9x5_main_set_parent,
+ .get_parent = clk_sam9x5_main_get_parent,
};
static struct clk * __init
-at91_clk_register_main(struct at91_pmc *pmc,
- unsigned int irq,
- const char *name,
- const char *parent_name,
- unsigned long rate)
+at91_clk_register_sam9x5_main(struct at91_pmc *pmc,
+ unsigned int irq,
+ const char *name,
+ const char **parent_names,
+ int num_parents)
{
int ret;
- struct clk_main *clkmain;
+ struct clk_sam9x5_main *clkmain;
struct clk *clk = NULL;
struct clk_init_data init;
if (!pmc || !irq || !name)
return ERR_PTR(-EINVAL);
- if (!rate && !parent_name)
+ if (!parent_names || !num_parents)
return ERR_PTR(-EINVAL);
clkmain = kzalloc(sizeof(*clkmain), GFP_KERNEL);
@@ -130,19 +577,20 @@ at91_clk_register_main(struct at91_pmc *pmc,
return ERR_PTR(-ENOMEM);
init.name = name;
- init.ops = &main_ops;
- init.parent_names = parent_name ? &parent_name : NULL;
- init.num_parents = parent_name ? 1 : 0;
- init.flags = parent_name ? 0 : CLK_IS_ROOT;
+ init.ops = &sam9x5_main_ops;
+ init.parent_names = parent_names;
+ init.num_parents = num_parents;
+ init.flags = CLK_SET_PARENT_GATE;
clkmain->hw.init = &init;
- clkmain->rate = rate;
clkmain->pmc = pmc;
clkmain->irq = irq;
+ clkmain->parent = !!(pmc_read(clkmain->pmc, AT91_CKGR_MOR) &
+ AT91_PMC_MOSCEN);
init_waitqueue_head(&clkmain->wait);
irq_set_status_flags(clkmain->irq, IRQ_NOAUTOEN);
- ret = request_irq(clkmain->irq, clk_main_irq_handler,
- IRQF_TRIGGER_HIGH, "clk-main", clkmain);
+ ret = request_irq(clkmain->irq, clk_sam9x5_main_irq_handler,
+ IRQF_TRIGGER_HIGH, name, clkmain);
if (ret)
return ERR_PTR(ret);
@@ -155,33 +603,36 @@ at91_clk_register_main(struct at91_pmc *pmc,
return clk;
}
-
-
-static void __init
-of_at91_clk_main_setup(struct device_node *np, struct at91_pmc *pmc)
+void __init of_at91sam9x5_clk_main_setup(struct device_node *np,
+ struct at91_pmc *pmc)
{
struct clk *clk;
+ const char *parent_names[2];
+ int num_parents;
unsigned int irq;
- const char *parent_name;
const char *name = np->name;
- u32 rate = 0;
+ int i;
+
+ num_parents = of_count_phandle_with_args(np, "clocks", "#clock-cells");
+ if (num_parents <= 0 || num_parents > 2)
+ return;
+
+ for (i = 0; i < num_parents; ++i) {
+ parent_names[i] = of_clk_get_parent_name(np, i);
+ if (!parent_names[i])
+ return;
+ }
- parent_name = of_clk_get_parent_name(np, 0);
of_property_read_string(np, "clock-output-names", &name);
- of_property_read_u32(np, "clock-frequency", &rate);
+
irq = irq_of_parse_and_map(np, 0);
if (!irq)
return;
- clk = at91_clk_register_main(pmc, irq, name, parent_name, rate);
+ clk = at91_clk_register_sam9x5_main(pmc, irq, name, parent_names,
+ num_parents);
if (IS_ERR(clk))
return;
of_clk_add_provider(np, of_clk_src_simple_get, clk);
}
-
-void __init of_at91rm9200_clk_main_setup(struct device_node *np,
- struct at91_pmc *pmc)
-{
- of_at91_clk_main_setup(np, pmc);
-}