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Commit 7d6d45f8 authored by Kumar Gala's avatar Kumar Gala
Browse files

clocksource: qcom: split building of legacy vs multiplatform support 



The majority of the clocksource code for the Qualcomm platform is shared
between newer (multiplatform) and older platforms.  However there is a bit
of code that isn't, so only build it for the appropriate config.

Acked-by: default avatarOlof Johansson <olof@lixom.net>
Signed-off-by: default avatarKumar Gala <galak@codeaurora.org>
parent 8fc1b0f8

drivers/clocksource/qcom-timer.c

+12 −11
Original line number Diff line number Diff line
@@ -106,15 +106,6 @@ static notrace cycle_t msm_read_timer_count(struct clocksource *cs) 
	return readl_relaxed(source_base + TIMER_COUNT_VAL);

}



static notrace cycle_t msm_read_timer_count_shift(struct clocksource *cs)

{

	/*

	 * Shift timer count down by a constant due to unreliable lower bits

	 * on some targets.

	 */

	return msm_read_timer_count(cs) >> MSM_DGT_SHIFT;

}



static struct clocksource msm_clocksource = {

	.name	= "dg_timer",

	.rating	= 300,
@@ -228,7 +219,7 @@ static void __init msm_timer_init(u32 dgt_hz, int sched_bits, int irq, 
	sched_clock_register(msm_sched_clock_read, sched_bits, dgt_hz);

}



#ifdef CONFIG_OF

#ifdef CONFIG_ARCH_QCOM

static void __init msm_dt_timer_init(struct device_node *np)

{

	u32 freq;
@@ -281,7 +272,7 @@ static void __init msm_dt_timer_init(struct device_node *np) 
}

CLOCKSOURCE_OF_DECLARE(kpss_timer, "qcom,kpss-timer", msm_dt_timer_init);

CLOCKSOURCE_OF_DECLARE(scss_timer, "qcom,scss-timer", msm_dt_timer_init);

#endif

#else



static int __init msm_timer_map(phys_addr_t addr, u32 event, u32 source,

				u32 sts)
@@ -301,6 +292,15 @@ static int __init msm_timer_map(phys_addr_t addr, u32 event, u32 source, 
	return 0;

}



static notrace cycle_t msm_read_timer_count_shift(struct clocksource *cs)

{

	/*

	 * Shift timer count down by a constant due to unreliable lower bits

	 * on some targets.

	 */

	return msm_read_timer_count(cs) >> MSM_DGT_SHIFT;

}



void __init msm7x01_timer_init(void)

{

	struct clocksource *cs = &msm_clocksource;
@@ -327,3 +327,4 @@ void __init qsd8x50_timer_init(void) 
		return;

	msm_timer_init(19200000 / 4, 32, 7, false);

}

#endif