Commit 12e4396b authored by Atsushi Nemoto's avatar Atsushi Nemoto Committed by Ralf Baechle
Browse files

[MIPS] No need to write c0_compare in plat_timer_setup 



If R4k counter was used for hpt_timer and interrupt source,
c0_hpt_timer_init() initializes the c0_compare register.

Signed-off-by: default avatarAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent a0574e04

arch/mips/lasat/setup.c

+0 −1
Original line number Diff line number Diff line
@@ -116,7 +116,6 @@ static void lasat_time_init(void) 


void __init plat_timer_setup(struct irqaction *irq)

{

	write_c0_compare( read_c0_count() + mips_hpt_frequency / HZ);

	change_c0_status(ST0_IM, IE_IRQ0 | IE_IRQ5);

}

arch/mips/mips-boards/generic/time.c

+0 −3
Original line number Diff line number Diff line
@@ -295,7 +295,4 @@ void __init plat_timer_setup(struct irqaction *irq) 
	irq_desc[mips_cpu_timer_irq].status |= IRQ_PER_CPU;

	set_irq_handler(mips_cpu_timer_irq, handle_percpu_irq);

#endif



        /* to generate the first timer interrupt */

	write_c0_compare (read_c0_count() + mips_hpt_frequency/HZ);

}

arch/mips/mips-boards/sim/sim_time.c

+0 −3
Original line number Diff line number Diff line
@@ -199,7 +199,4 @@ void __init plat_timer_setup(struct irqaction *irq) 
	irq_desc[mips_cpu_timer_irq].flags |= IRQ_PER_CPU;

	set_irq_handler(mips_cpu_timer_irq, handle_percpu_irq);

#endif



	/* to generate the first timer interrupt */

	write_c0_compare(read_c0_count() + (mips_hpt_frequency/HZ));

}

arch/mips/tx4927/common/tx4927_setup.c

+0 −10
Original line number Diff line number Diff line
@@ -81,18 +81,8 @@ void __init tx4927_time_init(void) 


void __init plat_timer_setup(struct irqaction *irq)

{

	u32 count;

	u32 c1;

	u32 c2;



	setup_irq(TX4927_IRQ_CPU_TIMER, irq);



	/* to generate the first timer interrupt */

	c1 = read_c0_count();

	count = c1 + (mips_hpt_frequency / HZ);

	write_c0_compare(count);

	c2 = read_c0_count();



#ifdef CONFIG_TOSHIBA_RBTX4927

	{

		extern void toshiba_rbtx4927_timer_setup(struct irqaction

arch/mips/tx4938/common/setup.c

+0 −9
Original line number Diff line number Diff line
@@ -55,14 +55,5 @@ tx4938_time_init(void) 


void __init plat_timer_setup(struct irqaction *irq)

{

	u32 count;

	u32 c1;

	u32 c2;



	setup_irq(TX4938_IRQ_CPU_TIMER, irq);



	c1 = read_c0_count();

	count = c1 + (mips_hpt_frequency / HZ);

	write_c0_compare(count);

	c2 = read_c0_count();

}