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Commit d18e0611 authored by Magnus Damm's avatar Magnus Damm Committed by Simon Horman
Browse files

ARM: shmobile: Enable MTU2 on r7s72100 



Add MTU2 as r7s72100 system timer.

Signed-off-by: default avatarMagnus Damm <damm@opensource.se>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent 3dd3b1cf

arch/arm/mach-shmobile/clock-r7s72100.c

+1 −0
Original line number Diff line number Diff line
@@ -178,6 +178,7 @@ static struct clk_lookup lookups[] = { 
	CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP42]),

	CLKDEV_ICK_ID("sci_fck", "sh-sci.6", &mstp_clks[MSTP41]),

	CLKDEV_ICK_ID("sci_fck", "sh-sci.7", &mstp_clks[MSTP40]),

	CLKDEV_CON_ID("mtu2_fck", &mstp_clks[MSTP33]),

};



void __init r7s72100_clock_init(void)

arch/arm/mach-shmobile/setup-r7s72100.c

+22 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
#include <linux/kernel.h>

#include <linux/of_platform.h>

#include <linux/serial_sci.h>

#include <linux/sh_timer.h>

#include <mach/common.h>

#include <mach/irqs.h>

#include <mach/r7s72100.h>
@@ -58,6 +59,26 @@ static inline void r7s72100_register_scif(int idx) 
				      sizeof(struct plat_sci_port));

}





static struct sh_timer_config mtu2_0_platform_data __initdata = {

	.name = "MTU2_0",

	.timer_bit = 0,

	.channel_offset = -0x80,

	.clockevent_rating = 200,

};



static struct resource mtu2_0_resources[] __initdata = {

	DEFINE_RES_MEM(0xfcff0300, 0x27),

	DEFINE_RES_IRQ(gic_iid(139)), /* MTU2 TGI0A */

};



#define r7s72100_register_mtu2(idx)					\

	platform_device_register_resndata(&platform_bus, "sh_mtu2",	\

					  idx, mtu2_##idx##_resources,	\

					  ARRAY_SIZE(mtu2_##idx##_resources), \

					  &mtu2_##idx##_platform_data,	\

					  sizeof(struct sh_timer_config))



void __init r7s72100_add_dt_devices(void)

{

	r7s72100_register_scif(SCIF0);
@@ -68,6 +89,7 @@ void __init r7s72100_add_dt_devices(void) 
	r7s72100_register_scif(SCIF5);

	r7s72100_register_scif(SCIF6);

	r7s72100_register_scif(SCIF7);

	r7s72100_register_mtu2(0);

}



void __init r7s72100_init_early(void)