linux/arch/sh/kernel/cpu/sh5/setup-sh5.c
Paul Mundt 26c92f3728 serial: sh-sci: Move SCBRR calculation algo in to platform data.
This permits each port to select its own SCBRR calculation algorithm,
rather than having it all ifdef'ed in the header. There are presently
only 5 different variations that all parts fall under.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2009-06-24 18:23:52 +09:00

198 lines
4.0 KiB
C

/*
* SH5-101/SH5-103 CPU Setup
*
* Copyright (C) 2009 Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/platform_device.h>
#include <linux/init.h>
#include <linux/serial.h>
#include <linux/serial_sci.h>
#include <linux/io.h>
#include <linux/mm.h>
#include <linux/sh_timer.h>
#include <asm/addrspace.h>
static struct plat_sci_port sci_platform_data[] = {
{
.mapbase = PHYS_PERIPHERAL_BLOCK + 0x01030000,
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
.scbrr_algo_id = SCBRR_ALGO_2,
.type = PORT_SCIF,
.irqs = { 39, 40, 42, 0 },
}, {
.flags = 0,
}
};
static struct platform_device sci_device = {
.name = "sh-sci",
.id = -1,
.dev = {
.platform_data = sci_platform_data,
},
};
static struct resource rtc_resources[] = {
[0] = {
.start = PHYS_PERIPHERAL_BLOCK + 0x01040000,
.end = PHYS_PERIPHERAL_BLOCK + 0x01040000 + 0x58 - 1,
.flags = IORESOURCE_IO,
},
[1] = {
/* Period IRQ */
.start = IRQ_PRI,
.flags = IORESOURCE_IRQ,
},
[2] = {
/* Carry IRQ */
.start = IRQ_CUI,
.flags = IORESOURCE_IRQ,
},
[3] = {
/* Alarm IRQ */
.start = IRQ_ATI,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device rtc_device = {
.name = "sh-rtc",
.id = -1,
.num_resources = ARRAY_SIZE(rtc_resources),
.resource = rtc_resources,
};
#define TMU_BLOCK_OFF 0x01020000
#define TMU_BASE PHYS_PERIPHERAL_BLOCK + TMU_BLOCK_OFF
#define TMU0_BASE (TMU_BASE + 0x8 + (0xc * 0x0))
#define TMU1_BASE (TMU_BASE + 0x8 + (0xc * 0x1))
#define TMU2_BASE (TMU_BASE + 0x8 + (0xc * 0x2))
static struct sh_timer_config tmu0_platform_data = {
.name = "TMU0",
.channel_offset = 0x04,
.timer_bit = 0,
.clk = "peripheral_clk",
.clockevent_rating = 200,
};
static struct resource tmu0_resources[] = {
[0] = {
.name = "TMU0",
.start = TMU0_BASE,
.end = TMU0_BASE + 0xc - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_TUNI0,
.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 = "peripheral_clk",
.clocksource_rating = 200,
};
static struct resource tmu1_resources[] = {
[0] = {
.name = "TMU1",
.start = TMU1_BASE,
.end = TMU1_BASE + 0xc - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_TUNI1,
.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 = "peripheral_clk",
};
static struct resource tmu2_resources[] = {
[0] = {
.name = "TMU2",
.start = TMU2_BASE,
.end = TMU2_BASE + 0xc - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_TUNI2,
.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 platform_device *sh5_early_devices[] __initdata = {
&tmu0_device,
&tmu1_device,
&tmu2_device,
};
static struct platform_device *sh5_devices[] __initdata = {
&sci_device,
&rtc_device,
};
static int __init sh5_devices_setup(void)
{
int ret;
ret = platform_add_devices(sh5_early_devices,
ARRAY_SIZE(sh5_early_devices));
if (unlikely(ret != 0))
return ret;
return platform_add_devices(sh5_devices,
ARRAY_SIZE(sh5_devices));
}
__initcall(sh5_devices_setup);
void __init plat_early_device_setup(void)
{
early_platform_add_devices(sh5_early_devices,
ARRAY_SIZE(sh5_early_devices));
}