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Commit d43a41bf authored by Magnus Damm's avatar Magnus Damm Committed by Paul Mundt
Browse files

sh: TMU platform data for sh7722 



This patch adds TMU platform data for sh7722. Only clockevent
mode is enabled for now, clocksource requires this patch:
"clocksource: setup mult_orig in clocksource_enable()"

Signed-off-by: default avatarMagnus Damm <damm@igel.co.jp>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 9570ef20

arch/sh/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -423,6 +423,7 @@ config CPU_SUBTYPE_SH7722 
	select ARCH_SPARSEMEM_ENABLE

	select SYS_SUPPORTS_NUMA

	select SYS_SUPPORTS_CMT

	select SYS_SUPPORTS_TMU



config CPU_SUBTYPE_SH7366

	bool "Support SH7366 processor"

arch/sh/kernel/cpu/sh4a/setup-sh7722.c

+99 −0
Original line number Diff line number Diff line
@@ -14,6 +14,7 @@ 
#include <linux/mm.h>

#include <linux/uio_driver.h>

#include <linux/sh_cmt.h>

#include <linux/sh_tmu.h>

#include <asm/clock.h>

#include <asm/mmzone.h>
@@ -209,6 +210,98 @@ static struct platform_device cmt_device = { 
	.num_resources	= ARRAY_SIZE(cmt_resources),

};



static struct sh_tmu_config tmu0_platform_data = {

	.name = "TMU0",

	.channel_offset = 0x04,

	.timer_bit = 0,

	.clk = "tmu0",

	.clockevent_rating = 200,

};



static struct resource tmu0_resources[] = {

	[0] = {

		.name	= "TMU0",

		.start	= 0xffd80008,

		.end	= 0xffd80013,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.start	= 16,

		.flags	= IORESOURCE_IRQ,

	},

};



static struct platform_device tmu0_device = {

	.name		= "sh_tmu",

	.id		= 0,

	.dev = {

		.platform_data	= &tmu0_platform_data,

	},

	.resource	= tmu0_resources,

	.num_resources	= ARRAY_SIZE(tmu0_resources),

};



static struct sh_tmu_config tmu1_platform_data = {

	.name = "TMU1",

	.channel_offset = 0x10,

	.timer_bit = 1,

	.clk = "tmu0",

	.clocksource_rating = 0, /* disabled for now */

};



static struct resource tmu1_resources[] = {

	[0] = {

		.name	= "TMU1",

		.start	= 0xffd80014,

		.end	= 0xffd8001f,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.start	= 17,

		.flags	= IORESOURCE_IRQ,

	},

};



static struct platform_device tmu1_device = {

	.name		= "sh_tmu",

	.id		= 1,

	.dev = {

		.platform_data	= &tmu1_platform_data,

	},

	.resource	= tmu1_resources,

	.num_resources	= ARRAY_SIZE(tmu1_resources),

};



static struct sh_tmu_config tmu2_platform_data = {

	.name = "TMU2",

	.channel_offset = 0x1c,

	.timer_bit = 2,

	.clk = "tmu0",

};



static struct resource tmu2_resources[] = {

	[0] = {

		.name	= "TMU2",

		.start	= 0xffd80020,

		.end	= 0xffd8002b,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.start	= 18,

		.flags	= IORESOURCE_IRQ,

	},

};



static struct platform_device tmu2_device = {

	.name		= "sh_tmu",

	.id		= 2,

	.dev = {

		.platform_data	= &tmu2_platform_data,

	},

	.resource	= tmu2_resources,

	.num_resources	= ARRAY_SIZE(tmu2_resources),

};



static struct plat_sci_port sci_platform_data[] = {

	{

		.mapbase	= 0xffe00000,
@@ -243,6 +336,9 @@ static struct platform_device sci_device = { 


static struct platform_device *sh7722_devices[] __initdata = {

	&cmt_device,

	&tmu0_device,

	&tmu1_device,

	&tmu2_device,

	&rtc_device,

	&usbf_device,

	&iic_device,
@@ -271,6 +367,9 @@ __initcall(sh7722_devices_setup); 


static struct platform_device *sh7722_early_devices[] __initdata = {

	&cmt_device,

	&tmu0_device,

	&tmu1_device,

	&tmu2_device,

};



void __init plat_early_device_setup(void)