/*
* sh7377 processor support
*
* Copyright (C) 2010 Magnus Damm
* Copyright (C) 2008 Yoshihiro Shimoda
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/input.h>
#include <linux/io.h>
#include <linux/serial_sci.h>
#include <linux/sh_intc.h>
#include <linux/sh_timer.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
/* SCIFA0 */
static struct plat_sci_port scif0_platform_data = {
.mapbase = 0xe6c40000,
.flags = UPF_BOOT_AUTOCONF,
.scscr = SCSCR_RE | SCSCR_TE,
.scbrr_algo_id = SCBRR_ALGO_4,
.type = PORT_SCIF,
.irqs = { evt2irq(0xc00), evt2irq(0xc00),
evt2irq(0xc00), evt2irq(0xc00) },
};
static struct platform_device scif0_device = {
.name = "sh-sci",
.id = 0,
.dev = {
.platform_data = &scif0_platform_data,
},
};
/* SCIFA1 */
static struct plat_sci_port scif1_platform_data = {
.mapbase = 0xe6c50000,
.flags = UPF_BOOT_AUTOCONF,
.scscr = SCSCR_RE | SCSCR_TE,
.scbrr_algo_id = SCBRR_ALGO_4,
.type = PORT_SCIF,
.irqs = { evt2irq(0xc20), evt2irq(0xc20),
evt2irq(0xc20), evt2irq(0xc20) },
};
static struct platform_device scif1_device = {
.name = "sh-sci",
.id = 1,
.dev = {
.platform_data = &scif1_platform_data,
},
};
/* SCIFA2 */
static struct plat_sci_port scif2_platform_data = {
.mapbase = 0xe6c60000,
.flags = UPF_BOOT_AUTOCONF,
.scscr = SCSCR_RE | SCSCR_TE,
.scbrr_algo_id = SCBRR_ALGO_4,
.type = PORT_SCIF,
.irqs = { evt2irq(0xc40), evt2irq(0xc40),
evt2irq(0xc40), evt2irq(0xc40) },
};
static struct platform_device scif2_device = {
.name = "sh-sci",
.id = 2,
.dev = {
.platform_data = &scif2_platform_data,
},
};
/* SCIFA3 */
static struct plat_sci_port scif3_platform_data = {
.mapbase = 0xe6c70000,
.flags = UPF_BOOT_AUTOCONF,
.scscr = SCSCR_RE | SCSCR_TE,
.scbrr_algo_id = SCBRR_ALGO_4,
.type = PORT_SCIF,
.irqs = { evt2irq(0xc60), evt2irq(0xc60),
evt2irq(0xc60), evt2irq(0xc60) },
};
static struct platform_device scif3_device = {
.name = "sh-sci",
.id = 3,
.dev = {
.platform_data = &scif3_platform_data,
},
};
/* SCIFA4 */
static struct plat_sci_port scif4_platform_data = {
.mapbase = 0xe6c80000,
.flags = UPF_BOOT_AUTOCONF,
.scscr = SCSCR_RE | SCSCR_TE,
.scbrr_algo_id = SCBRR_ALGO_4,
.type = PORT_SCIF,
.irqs = { evt2irq(0xd20), evt2irq(0xd20),
evt2irq(0xd20), evt2irq(0xd20) },
};
static struct platform_device scif4_device = {
.name = "sh-sci",
.id = 4,
.dev = {
.platform_data = &scif4_platform_data,
},
};
/* SCIFA5 */
static struct plat_sci_port scif5_platform_data = {
.mapbase = 0xe6cb0000,
.flags = UPF_BOOT_AUTOCONF,
.scscr = SCSCR_RE | SCSCR_TE,
.scbrr_algo_id = SCBRR_ALGO_4,
.type = PORT_SCIF,
.irqs = { evt2irq(0xd40), evt2irq(0xd40),
evt2irq(0xd40), evt2irq(0xd40) },
};
static struct platform_device scif5_device = {
.name = "sh-sci",
.id = 5,
.dev = {
.platform_data = &scif5_platform_data,
},
};
/* SCIFA6 */
static struct plat_sci_port scif6_platform_data = {
.mapbase = 0xe6cc0000,
.flags = UPF_BOOT_AUTOCONF,
.scscr = SCSCR_RE | SCSCR_TE,
.scbrr_algo_id = SCBRR_ALGO_4,
.type = PORT_SCIF,
.irqs = { intcs_evt2irq(0x1a80), intcs_evt2irq(0x1a80),
intcs_evt2irq(0x1a80), intcs_evt2irq(0x1a80) },
};
static struct platform_device scif6_device = {
.name = "sh-sci",
.id = 6,
.dev = {
.platform_data = &scif6_platform_data,
},
};
/* SCIFB */
static struct plat_sci_port scif7_platform_data = {
.mapbase = 0xe6c30000,
.flags = UPF_BOOT_AUTOCONF,
.scscr = SCSCR_RE | SCSCR_TE,
.scbrr_algo_id = SCBRR_ALGO_4,
.type = PORT_SCIF,
.irqs = { evt2irq(0xd60), evt2irq(0xd60),
evt2irq(0xd60), evt2irq(0xd60) },
};
static struct platform_device scif7_device = {
.name = "sh-sci",
.id = 7,
.dev = {
.platform_data = &scif7_platform_data,
},
};
static struct sh_timer_config cmt10_platform_data = {
.name = "CMT10",
.channel_offset = 0x10,
.timer_bit = 0,
.clockevent_rating = 125,
.clocksource_rating = 125,
};
static struct resource cmt10_resources[] = {
[0] = {
.name = "CMT10",
.start = 0xe6138010,
.end = 0xe613801b,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = evt2irq(0xb00), /* CMT1_CMT10 */
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device cmt10_device = {
.name = "sh_cmt",
.id = 10,
.dev = {
.platform_data = &cmt10_platform_data,
},
.resource = cmt10_resources,
.num_resources = ARRAY_SIZE(cmt10_resources),
};
static struct platform_device *sh7377_early_devices[] __initdata = {
&scif0_device,
&scif1_device,
&scif2_device,
&scif3_device,
&scif4_device,
&scif5_device,
&scif6_device,
&scif7_device,
&cmt10_device,
};
void __init sh7377_add_standard_devices(void)
{
platform_add_devices(sh7377_early_devices,
ARRAY_SIZE(sh7377_early_devices));
}
#define SMSTPCR3 0xe615013c
#define SMSTPCR3_CMT1 (1 << 29)
void __init sh7377_add_early_devices(void)
{
/* enable clock to CMT1 */
__raw_writel(__raw_readl(SMSTPCR3) & ~SMSTPCR3_CMT1, SMSTPCR3);
early_platform_add_devices(sh7377_early_devices,
ARRAY_SIZE(sh7377_early_devices));
}
