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Commit 03f408f1 authored by Magnus Damm's avatar Magnus Damm Committed by Paul Mundt
Browse files

sh: TMU platform data for sh775x 



This patch adds TMU platform data for sh775x. Both clockevent
and clocksource support is enabled.

Signed-off-by: default avatarMagnus Damm <damm@igel.co.jp>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 53c0054c

arch/sh/kernel/cpu/sh4/setup-sh7750.c

+187 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ 
#include <linux/init.h>

#include <linux/serial.h>

#include <linux/io.h>

#include <linux/sh_timer.h>

#include <linux/serial_sci.h>



static struct resource rtc_resources[] = {
@@ -60,9 +61,177 @@ static struct platform_device sci_device = { 
	},

};



static struct sh_timer_config tmu0_platform_data = {

	.name = "TMU0",

	.channel_offset = 0x04,

	.timer_bit = 0,

	.clk = "module_clk",

	.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_timer_config tmu1_platform_data = {

	.name = "TMU1",

	.channel_offset = 0x10,

	.timer_bit = 1,

	.clk = "module_clk",

	.clocksource_rating = 200,

};



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_timer_config tmu2_platform_data = {

	.name = "TMU2",

	.channel_offset = 0x1c,

	.timer_bit = 2,

	.clk = "module_clk",

};



static struct resource tmu2_resources[] = {

	[0] = {

		.name	= "TMU2",

		.start	= 0xffd80020,

		.end	= 0xffd8002f,

		.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),

};



/* SH7750R, SH7751 and SH7751R all have two extra timer channels */

#if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \

	defined(CONFIG_CPU_SUBTYPE_SH7751) || \

	defined(CONFIG_CPU_SUBTYPE_SH7751R)



static struct sh_timer_config tmu3_platform_data = {

	.name = "TMU3",

	.channel_offset = 0x04,

	.timer_bit = 0,

	.clk = "module_clk",

};



static struct resource tmu3_resources[] = {

	[0] = {

		.name	= "TMU3",

		.start	= 0xfe100008,

		.end	= 0xfe100013,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.start	= 72,

		.flags	= IORESOURCE_IRQ,

	},

};



static struct platform_device tmu3_device = {

	.name		= "sh_tmu",

	.id		= 3,

	.dev = {

		.platform_data	= &tmu3_platform_data,

	},

	.resource	= tmu3_resources,

	.num_resources	= ARRAY_SIZE(tmu3_resources),

};



static struct sh_timer_config tmu4_platform_data = {

	.name = "TMU4",

	.channel_offset = 0x10,

	.timer_bit = 1,

	.clk = "module_clk",

};



static struct resource tmu4_resources[] = {

	[0] = {

		.name	= "TMU4",

		.start	= 0xfe100014,

		.end	= 0xfe10001f,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.start	= 76,

		.flags	= IORESOURCE_IRQ,

	},

};



static struct platform_device tmu4_device = {

	.name		= "sh_tmu",

	.id		= 4,

	.dev = {

		.platform_data	= &tmu4_platform_data,

	},

	.resource	= tmu4_resources,

	.num_resources	= ARRAY_SIZE(tmu4_resources),

};



#endif



static struct platform_device *sh7750_devices[] __initdata = {

	&rtc_device,

	&sci_device,

	&tmu0_device,

	&tmu1_device,

	&tmu2_device,

#if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \

	defined(CONFIG_CPU_SUBTYPE_SH7751) || \

	defined(CONFIG_CPU_SUBTYPE_SH7751R)

	&tmu3_device,

	&tmu4_device,

#endif

};



static int __init sh7750_devices_setup(void)
@@ -72,6 +241,24 @@ static int __init sh7750_devices_setup(void) 
}

__initcall(sh7750_devices_setup);



static struct platform_device *sh7750_early_devices[] __initdata = {

	&tmu0_device,

	&tmu1_device,

	&tmu2_device,

#if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \

	defined(CONFIG_CPU_SUBTYPE_SH7751) || \

	defined(CONFIG_CPU_SUBTYPE_SH7751R)

	&tmu3_device,

	&tmu4_device,

#endif

};



void __init plat_early_device_setup(void)

{

	early_platform_add_devices(sh7750_early_devices,

				   ARRAY_SIZE(sh7750_early_devices));

}



enum {

	UNUSED = 0,