blob: a950ec4d765d62c78aed53d89c10655044b1f309 [file] [log] [blame]
Takashi YOSHII51e22e72006-09-27 17:41:31 +09001/*
2 * arch/sh/boards/shmin/setup.c
3 *
4 * Copyright (C) 2006 Takashi YOSHII
5 *
6 * SHMIN Support.
7 */
8#include <linux/init.h>
9#include <asm/machvec.h>
10#include <asm/shmin/shmin.h>
11#include <asm/clock.h>
12#include <asm/irq.h>
13#include <asm/io.h>
14
15#define PFC_PHCR 0xa400010e
16
17const char *get_system_type(void)
18{
19 return "SHMIN";
20}
21
22static void __init init_shmin_irq(void)
23{
24 ctrl_outw(0x2a00, PFC_PHCR); // IRQ0-3=IRQ
25 ctrl_outw(0x0aaa, INTC_ICR1); // IRQ0-3=IRQ-mode,Low-active.
26}
27
28void __init platform_setup(void)
29{
30}
31
32static void __iomem *shmin_ioport_map(unsigned long port, unsigned int size)
33{
34 static int dummy;
35
36 if ((port & ~0x1f) == SHMIN_NE_BASE)
37 return (void __iomem *)(SHMIN_IO_BASE + port);
38
39 dummy = 0;
40
41 return &dummy;
42
43}
44
45struct sh_machine_vector mv_shmin __initmv = {
46 .mv_init_irq = init_shmin_irq,
47 .mv_ioport_map = shmin_ioport_map,
48};
49ALIAS_MV(shmin)