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ARM: shmobile: Enable MTU2 on r7s72100

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Add MTU2 as r7s72100 system timer.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Magnus Damm 2013-11-06 19:43:32 +09:00 committed by Simon Horman
parent 3dd3b1cf06
commit d18e06116d
2 changed files with 23 additions and 0 deletions
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1
arch/arm/mach-shmobile/clock-r7s72100.c
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@ -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)

22
arch/arm/mach-shmobile/setup-r7s72100.c
View File

@ -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)