Add prefix to specify the name of supported timer hardware:
"General Purpose Timer (GPT)".
Signed-off-by: Stanley Chu <stanley.chu@xxxxxxxxxxxx>
---
drivers/clocksource/timer-mediatek.c | 60 +++++++++++++++++-----------------
1 file changed, 30 insertions(+), 30 deletions(-)
diff --git a/drivers/clocksource/timer-mediatek.c b/drivers/clocksource/timer-mediatek.c
index f9b724f..ff284f2 100644
--- a/drivers/clocksource/timer-mediatek.c
+++ b/drivers/clocksource/timer-mediatek.c
@@ -64,7 +64,7 @@ struct mtk_clock_event_device {
static void __iomem *gpt_sched_reg __read_mostly;
-static u64 notrace mtk_read_sched_clock(void)
+static u64 notrace mtk_gpt_read_sched_clock(void)
{
return readl_relaxed(gpt_sched_reg);
}
@@ -75,7 +75,7 @@ static inline struct mtk_clock_event_device *to_mtk_clk(
return container_of(c, struct mtk_clock_event_device, dev);
}
-static void mtk_clkevt_time_stop(struct mtk_clock_event_device *evt, u8 timer)
+static void mtk_gpt_clkevt_time_stop(struct mtk_clock_event_device *evt, u8 timer)
{
u32 val;
@@ -84,13 +84,13 @@ static void mtk_clkevt_time_stop(struct mtk_clock_event_device *evt, u8 timer)
TIMER_CTRL_REG(timer));
}
-static void mtk_clkevt_time_setup(struct mtk_clock_event_device *evt,
+static void mtk_gpt_clkevt_time_setup(struct mtk_clock_event_device *evt,
unsigned long delay, u8 timer)
{
writel(delay, evt->gpt_base + TIMER_CMP_REG(timer));
}
-static void mtk_clkevt_time_start(struct mtk_clock_event_device *evt,
+static void mtk_gpt_clkevt_time_start(struct mtk_clock_event_device *evt,
bool periodic, u8 timer)
{
u32 val;
@@ -112,35 +112,35 @@ static void mtk_clkevt_time_start(struct mtk_clock_event_device *evt,
evt->gpt_base + TIMER_CTRL_REG(timer));
}
-static int mtk_clkevt_shutdown(struct clock_event_device *clk)
+static int mtk_gpt_clkevt_shutdown(struct clock_event_device *clk)
{
- mtk_clkevt_time_stop(to_mtk_clk(clk), GPT_CLK_EVT);
+ mtk_gpt_clkevt_time_stop(to_mtk_clk(clk), GPT_CLK_EVT);
return 0;
}
-static int mtk_clkevt_set_periodic(struct clock_event_device *clk)
+static int mtk_gpt_clkevt_set_periodic(struct clock_event_device *clk)
{
struct mtk_clock_event_device *evt = to_mtk_clk(clk);
- mtk_clkevt_time_stop(evt, GPT_CLK_EVT);
- mtk_clkevt_time_setup(evt, evt->ticks_per_jiffy, GPT_CLK_EVT);
- mtk_clkevt_time_start(evt, true, GPT_CLK_EVT);
+ mtk_gpt_clkevt_time_stop(evt, GPT_CLK_EVT);
+ mtk_gpt_clkevt_time_setup(evt, evt->ticks_per_jiffy, GPT_CLK_EVT);
+ mtk_gpt_clkevt_time_start(evt, true, GPT_CLK_EVT);
return 0;
}
-static int mtk_clkevt_next_event(unsigned long event,
+static int mtk_gpt_clkevt_next_event(unsigned long event,
struct clock_event_device *clk)
{
struct mtk_clock_event_device *evt = to_mtk_clk(clk);
- mtk_clkevt_time_stop(evt, GPT_CLK_EVT);
- mtk_clkevt_time_setup(evt, event, GPT_CLK_EVT);
- mtk_clkevt_time_start(evt, false, GPT_CLK_EVT);
+ mtk_gpt_clkevt_time_stop(evt, GPT_CLK_EVT);
+ mtk_gpt_clkevt_time_setup(evt, event, GPT_CLK_EVT);
+ mtk_gpt_clkevt_time_start(evt, false, GPT_CLK_EVT);
return 0;
}
-static irqreturn_t mtk_timer_interrupt(int irq, void *dev_id)
+static irqreturn_t mtk_gpt_interrupt(int irq, void *dev_id)
{
struct mtk_clock_event_device *evt = dev_id;
@@ -152,7 +152,7 @@ static irqreturn_t mtk_timer_interrupt(int irq, void *dev_id)
}
static void
-__init mtk_timer_setup(struct mtk_clock_event_device *evt, u8 timer, u8 option)
+__init mtk_gpt_setup(struct mtk_clock_event_device *evt, u8 timer, u8 option)
{
writel(TIMER_CTRL_CLEAR | TIMER_CTRL_DISABLE,
evt->gpt_base + TIMER_CTRL_REG(timer));
@@ -166,7 +166,7 @@ __init mtk_timer_setup(struct mtk_clock_event_device *evt, u8 timer, u8 option)
evt->gpt_base + TIMER_CTRL_REG(timer));
}
-static void mtk_timer_enable_irq(struct mtk_clock_event_device *evt, u8 timer)
+static void mtk_gpt_enable_irq(struct mtk_clock_event_device *evt, u8 timer)
{
u32 val;
@@ -181,7 +181,7 @@ static void mtk_timer_enable_irq(struct mtk_clock_event_device *evt, u8 timer)
evt->gpt_base + GPT_IRQ_EN_REG);
}
-static int __init mtk_timer_init(struct device_node *node)
+static int __init mtk_gpt_init(struct device_node *node)
{
struct mtk_clock_event_device *evt;
struct resource res;
@@ -195,14 +195,14 @@ static int __init mtk_timer_init(struct device_node *node)
evt->dev.name = "mtk_tick";
evt->dev.rating = 300;
evt->dev.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT;
- evt->dev.set_state_shutdown = mtk_clkevt_shutdown;
- evt->dev.set_state_periodic = mtk_clkevt_set_periodic;
- evt->dev.set_state_oneshot = mtk_clkevt_shutdown;
- evt->dev.tick_resume = mtk_clkevt_shutdown;
- evt->dev.set_next_event = mtk_clkevt_next_event;
+ evt->dev.set_state_shutdown = mtk_gpt_clkevt_shutdown;
+ evt->dev.set_state_periodic = mtk_gpt_clkevt_set_periodic;
+ evt->dev.set_state_oneshot = mtk_gpt_clkevt_shutdown;
+ evt->dev.tick_resume = mtk_gpt_clkevt_shutdown;
+ evt->dev.set_next_event = mtk_gpt_clkevt_next_event;
evt->dev.cpumask = cpu_possible_mask;
- evt->gpt_base = of_io_request_and_map(node, 0, "mtk-timer");
+ evt->gpt_base = of_io_request_and_map(node, 0, "mtk-timer-gpt");
if (IS_ERR(evt->gpt_base)) {
pr_err("Can't get resource\n");
goto err_kzalloc;
@@ -226,7 +226,7 @@ static int __init mtk_timer_init(struct device_node *node)
}
rate = clk_get_rate(clk);
- if (request_irq(evt->dev.irq, mtk_timer_interrupt,
+ if (request_irq(evt->dev.irq, mtk_gpt_interrupt,
IRQF_TIMER | IRQF_IRQPOLL, "mtk_timer", evt)) {
pr_err("failed to setup irq %d\n", evt->dev.irq);
goto err_clk_disable;
@@ -235,18 +235,18 @@ static int __init mtk_timer_init(struct device_node *node)
evt->ticks_per_jiffy = DIV_ROUND_UP(rate, HZ);
/* Configure clock source */
- mtk_timer_setup(evt, GPT_CLK_SRC, TIMER_CTRL_OP_FREERUN);
+ mtk_gpt_setup(evt, GPT_CLK_SRC, TIMER_CTRL_OP_FREERUN);
clocksource_mmio_init(evt->gpt_base + TIMER_CNT_REG(GPT_CLK_SRC),
node->name, rate, 300, 32, clocksource_mmio_readl_up);
gpt_sched_reg = evt->gpt_base + TIMER_CNT_REG(GPT_CLK_SRC);
- sched_clock_register(mtk_read_sched_clock, 32, rate);
+ sched_clock_register(mtk_gpt_read_sched_clock, 32, rate);
/* Configure clock event */
- mtk_timer_setup(evt, GPT_CLK_EVT, TIMER_CTRL_OP_REPEAT);
+ mtk_gpt_setup(evt, GPT_CLK_EVT, TIMER_CTRL_OP_REPEAT);
clockevents_config_and_register(&evt->dev, rate, 0x3,
0xffffffff);
- mtk_timer_enable_irq(evt, GPT_CLK_EVT);
+ mtk_gpt_enable_irq(evt, GPT_CLK_EVT);
return 0;
@@ -265,4 +265,4 @@ static int __init mtk_timer_init(struct device_node *node)
return -EINVAL;
}
-TIMER_OF_DECLARE(mtk_mt6577, "mediatek,mt6577-timer", mtk_timer_init);
+TIMER_OF_DECLARE(mtk_mt6577, "mediatek,mt6577-timer", mtk_gpt_init);
--
1.7.9.5
--
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