[PATCH 04/11] arm: omap2: timer: provide generic sync32k_timer_init function
Suman Anna
s-anna at ti.com
Tue Oct 6 11:33:22 PDT 2015
On 10/06/2015 12:02 PM, Balbi, Felipe wrote:
> instead of constantly defining a small wrapper
> around __omap_sync32k_timer_init(), let's define
> a generic one which can be used by all OMAPs.
>
> Signed-off-by: Felipe Balbi <balbi at ti.com>
> ---
> arch/arm/mach-omap2/board-generic.c | 10 +++++-----
> arch/arm/mach-omap2/board-ldp.c | 2 +-
> arch/arm/mach-omap2/board-rx51.c | 2 +-
> arch/arm/mach-omap2/common.h | 3 +--
> arch/arm/mach-omap2/timer.c | 20 +++-----------------
> 5 files changed, 11 insertions(+), 26 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
> index 9df14ed7dab1..871db0f0fa66 100644
> --- a/arch/arm/mach-omap2/board-generic.c
> +++ b/arch/arm/mach-omap2/board-generic.c
> @@ -46,7 +46,7 @@ DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
> .map_io = omap242x_map_io,
> .init_early = omap2420_init_early,
> .init_machine = omap_generic_init,
> - .init_time = omap2_sync32k_timer_init,
> + .init_time = omap_sync32k_timer_init,
> .dt_compat = omap242x_boards_compat,
> .restart = omap2xxx_restart,
> MACHINE_END
> @@ -63,7 +63,7 @@ DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)")
> .map_io = omap243x_map_io,
> .init_early = omap2430_init_early,
> .init_machine = omap_generic_init,
> - .init_time = omap2_sync32k_timer_init,
> + .init_time = omap_sync32k_timer_init,
> .dt_compat = omap243x_boards_compat,
> .restart = omap2xxx_restart,
> MACHINE_END
> @@ -82,7 +82,7 @@ DT_MACHINE_START(OMAP3_N900_DT, "Nokia RX-51 board")
> .init_early = omap3430_init_early,
> .init_machine = omap_generic_init,
> .init_late = omap3_init_late,
> - .init_time = omap3_sync32k_timer_init,
> + .init_time = omap_sync32k_timer_init,
> .dt_compat = n900_boards_compat,
> .restart = omap3xxx_restart,
> MACHINE_END
> @@ -100,7 +100,7 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
> .init_early = omap3430_init_early,
> .init_machine = omap_generic_init,
> .init_late = omap3_init_late,
> - .init_time = omap3_sync32k_timer_init,
> + .init_time = omap_sync32k_timer_init,
> .dt_compat = omap3_boards_compat,
> .restart = omap3xxx_restart,
> MACHINE_END
> @@ -116,7 +116,7 @@ DT_MACHINE_START(OMAP36XX_DT, "Generic OMAP36xx (Flattened Device Tree)")
> .init_early = omap3630_init_early,
> .init_machine = omap_generic_init,
> .init_late = omap3_init_late,
> - .init_time = omap3_sync32k_timer_init,
> + .init_time = omap_sync32k_timer_init,
> .dt_compat = omap36xx_boards_compat,
> .restart = omap3xxx_restart,
> MACHINE_END
> diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c
> index c2975af4cd5d..0d3a57c6931f 100644
> --- a/arch/arm/mach-omap2/board-ldp.c
> +++ b/arch/arm/mach-omap2/board-ldp.c
> @@ -424,6 +424,6 @@ MACHINE_START(OMAP_LDP, "OMAP LDP board")
> .init_irq = omap3_init_irq,
> .init_machine = omap_ldp_init,
> .init_late = omap3430_init_late,
> - .init_time = omap3_sync32k_timer_init,
> + .init_time = omap_sync32k_timer_init,
> .restart = omap3xxx_restart,
> MACHINE_END
> diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c
> index 2d1e5a6beb85..830256c434ec 100644
> --- a/arch/arm/mach-omap2/board-rx51.c
> +++ b/arch/arm/mach-omap2/board-rx51.c
> @@ -136,6 +136,6 @@ MACHINE_START(NOKIA_RX51, "Nokia RX-51 board")
> .init_irq = omap3_init_irq,
> .init_machine = rx51_init,
> .init_late = omap3430_init_late,
> - .init_time = omap3_sync32k_timer_init,
> + .init_time = omap_sync32k_timer_init,
> .restart = omap3xxx_restart,
> MACHINE_END
> diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
> index 92e92cfc2775..844ad031f7f0 100644
> --- a/arch/arm/mach-omap2/common.h
> +++ b/arch/arm/mach-omap2/common.h
> @@ -88,8 +88,7 @@ static inline int omap_mux_late_init(void)
>
> extern void omap2_init_common_infrastructure(void);
>
> -extern void omap2_sync32k_timer_init(void);
> -extern void omap3_sync32k_timer_init(void);
> +extern void omap_sync32k_timer_init(void);
> extern void omap3_secure_sync32k_timer_init(void);
> extern void omap3_gptimer_timer_init(void);
> extern void omap4_local_timer_init(void);
> diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
> index 976ff9fa3594..d14e25b2d7a4 100644
> --- a/arch/arm/mach-omap2/timer.c
> +++ b/arch/arm/mach-omap2/timer.c
> @@ -608,21 +608,13 @@ static void __init __omap_sync32k_timer_init(int clkev_nr, const char *clkev_src
> omap2_sync32k_clocksource_init();
> }
>
> -#ifdef CONFIG_ARCH_OMAP2
> -void __init omap2_sync32k_timer_init(void)
> +void __init omap_sync32k_timer_init(void)
> {
> __omap_sync32k_timer_init(1, "timer_32k_ck", "ti,timer-alwon",
> 2, "timer_sys_ck", NULL, false);
> }
> -#endif /* CONFIG_ARCH_OMAP2 */
>
> #if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_SOC_AM43XX)
> -void __init omap3_sync32k_timer_init(void)
> -{
> - __omap_sync32k_timer_init(1, "timer_32k_ck", "ti,timer-alwon",
> - 2, "timer_sys_ck", NULL, false);
> -}
> -
> void __init omap3_secure_sync32k_timer_init(void)
> {
> __omap_sync32k_timer_init(12, "secure_32k_fck", "ti,timer-secure",
> @@ -640,15 +632,9 @@ void __init omap3_gptimer_timer_init(void)
>
> #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
> defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM43XX)
> -static void __init omap4_sync32k_timer_init(void)
> -{
> - __omap_sync32k_timer_init(1, "timer_32k_ck", "ti,timer-alwon",
> - 2, "sys_clkin_ck", NULL, false);
> -}
> -
> void __init omap4_local_timer_init(void)
> {
> - omap4_sync32k_timer_init();
> + omap_sync32k_timer_init();
Hmm, this is changing the parent clock source for the timer from
sys_clkin_ck to timer_sys_ck for OMAP4 and OMAP5 below. I am not sure of
the history behind the parent source, but is this what you intended to
do here.
regards
Suman
> clocksource_of_init();
> }
> #endif
> @@ -656,7 +642,7 @@ void __init omap4_local_timer_init(void)
> #if defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX)
> void __init omap5_realtime_timer_init(void)
> {
> - omap4_sync32k_timer_init();
> + omap_sync32k_timer_init();
> realtime_counter_init();
>
> clocksource_of_init();
>
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