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ARM: at91: properly initialize timer

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Use clocksource_of_init to initialize the system timer instead of relying on a
custom function.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Alexandre Belloni 2015-03-12 13:07:30 +01:00 committed by Nicolas Ferre
parent d8d1c6c8b0
commit bbfc97e1b1
3 changed files with 3 additions and 11 deletions
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7
arch/arm/mach-at91/at91rm9200.c
View File

@ -23,12 +23,6 @@ static const struct at91_soc rm9200_socs[] = {
{ /* sentinel */ },
};
static void __init at91rm9200_dt_timer_init(void)
{
of_clk_init(NULL);
at91rm9200_timer_init();
}
static void __init at91rm9200_dt_device_init(void)
{
struct soc_device *soc;
@ -50,7 +44,6 @@ static const char *at91rm9200_dt_board_compat[] __initconst = {
};
DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200")
.init_time = at91rm9200_dt_timer_init,
.init_machine = at91rm9200_dt_device_init,
.dt_compat = at91rm9200_dt_board_compat,
MACHINE_END

4
arch/arm/mach-at91/at91rm9200_time.c
View File

@ -222,7 +222,7 @@ err:
/*
* ST (system timer) module supports both clockevents and clocksource.
*/
void __init at91rm9200_timer_init(void)
static void __init atmel_st_timer_init(struct device_node *node)
{
/* For device tree enabled device: initialize here */
of_at91rm9200_st_init();
@ -249,3 +249,5 @@ void __init at91rm9200_timer_init(void)
/* register clocksource */
clocksource_register_hz(&clk32k, AT91_SLOW_CLOCK);
}
CLOCKSOURCE_OF_DECLARE(atmel_st_timer, "atmel,at91rm9200-st",
atmel_st_timer_init);

3
arch/arm/mach-at91/generic.h
View File

@ -18,9 +18,6 @@
extern void __init at91_map_io(void);
extern void __init at91_alt_map_io(void);
/* Timer */
extern void at91rm9200_timer_init(void);
/* idle */
extern void at91rm9200_idle(void);
extern void at91sam9_idle(void);