original_kernel/arch/sh/boards/titan/setup.c

73 lines
1.7 KiB
C

/*
* arch/sh/boards/titan/setup.c - Setup for Titan
*
* Copyright (C) 2006 Jamie Lenehan
*
* 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/init.h>
#include <linux/irq.h>
#include <asm/titan.h>
#include <asm/io.h>
static struct ipr_data ipr_irq_table[] = {
/* IRQ, IPR idx, shift, prio */
{ TITAN_IRQ_WAN, 3, 12, 8 }, /* eth0 (WAN) */
{ TITAN_IRQ_LAN, 3, 8, 8 }, /* eth1 (LAN) */
{ TITAN_IRQ_MPCIA, 3, 4, 8 }, /* mPCI A (top) */
{ TITAN_IRQ_USB, 3, 0, 8 }, /* mPCI B (bottom), USB */
};
static unsigned long ipr_offsets[] = { /* stolen from setup-sh7750.c */
0xffd00004UL, /* 0: IPRA */
0xffd00008UL, /* 1: IPRB */
0xffd0000cUL, /* 2: IPRC */
0xffd00010UL, /* 3: IPRD */
};
static struct ipr_desc ipr_irq_desc = {
.ipr_offsets = ipr_offsets,
.nr_offsets = ARRAY_SIZE(ipr_offsets),
.ipr_data = ipr_irq_table,
.nr_irqs = ARRAY_SIZE(ipr_irq_table),
.chip = {
.name = "IPR-titan",
},
};
static void __init init_titan_irq(void)
{
/* enable individual interrupt mode for externals */
ipr_irq_enable_irlm();
/* register ipr irqs */
register_ipr_controller(&ipr_irq_desc);
}
static struct sh_machine_vector mv_titan __initmv = {
.mv_name = "Titan",
.mv_inb = titan_inb,
.mv_inw = titan_inw,
.mv_inl = titan_inl,
.mv_outb = titan_outb,
.mv_outw = titan_outw,
.mv_outl = titan_outl,
.mv_inb_p = titan_inb_p,
.mv_inw_p = titan_inw,
.mv_inl_p = titan_inl,
.mv_outb_p = titan_outb_p,
.mv_outw_p = titan_outw,
.mv_outl_p = titan_outl,
.mv_insl = titan_insl,
.mv_outsl = titan_outsl,
.mv_ioport_map = titan_ioport_map,
.mv_init_irq = init_titan_irq,
};