original_kernel/arch/sh/kernel/cpu/sh3/setup-sh7705.c

95 lines
2.2 KiB
C

/*
* SH7705 Setup
*
* Copyright (C) 2006 Paul Mundt
* Copyright (C) 2007 Nobuhiro Iwamatsu
*
* 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 <asm/sci.h>
static struct plat_sci_port sci_platform_data[] = {
{
.mapbase = 0xa4410000,
.flags = UPF_BOOT_AUTOCONF,
.type = PORT_SCIF,
.irqs = { 56, 57, 59 },
}, {
.mapbase = 0xa4400000,
.flags = UPF_BOOT_AUTOCONF,
.type = PORT_SCIF,
.irqs = { 52, 53, 55 },
}, {
.flags = 0,
}
};
static struct platform_device sci_device = {
.name = "sh-sci",
.id = -1,
.dev = {
.platform_data = sci_platform_data,
},
};
static struct platform_device *sh7705_devices[] __initdata = {
&sci_device,
};
static int __init sh7705_devices_setup(void)
{
return platform_add_devices(sh7705_devices,
ARRAY_SIZE(sh7705_devices));
}
__initcall(sh7705_devices_setup);
static struct ipr_data sh7705_ipr_map[] = {
/* IRQ, IPR-idx, shift, priority */
{ 16, 0, 12, 2 }, /* TMU0 TUNI*/
{ 17, 0, 8, 2 }, /* TMU1 TUNI */
{ 18, 0, 4, 2 }, /* TMU2 TUNI */
{ 27, 1, 12, 2 }, /* WDT ITI */
{ 20, 0, 0, 2 }, /* RTC ATI (alarm) */
{ 21, 0, 0, 2 }, /* RTC PRI (period) */
{ 22, 0, 0, 2 }, /* RTC CUI (carry) */
{ 48, 4, 12, 7 }, /* DMAC DMTE0 */
{ 49, 4, 12, 7 }, /* DMAC DMTE1 */
{ 50, 4, 12, 7 }, /* DMAC DMTE2 */
{ 51, 4, 12, 7 }, /* DMAC DMTE3 */
{ 52, 4, 8, 3 }, /* SCIF0 ERI */
{ 53, 4, 8, 3 }, /* SCIF0 RXI */
{ 55, 4, 8, 3 }, /* SCIF0 TXI */
{ 56, 4, 4, 3 }, /* SCIF1 ERI */
{ 57, 4, 4, 3 }, /* SCIF1 RXI */
{ 59, 4, 4, 3 }, /* SCIF1 TXI */
};
static unsigned long ipr_offsets[] = {
0xFFFFFEE2 /* 0: IPRA */
, 0xFFFFFEE4 /* 1: IPRB */
, 0xA4000016 /* 2: IPRC */
, 0xA4000018 /* 3: IPRD */
, 0xA400001A /* 4: IPRE */
, 0xA4080000 /* 5: IPRF */
, 0xA4080002 /* 6: IPRG */
, 0xA4080004 /* 7: IPRH */
};
/* given the IPR index return the address of the IPR register */
unsigned int map_ipridx_to_addr(int idx)
{
if (idx >= ARRAY_SIZE(ipr_offsets))
return 0;
return ipr_offsets[idx];
}
void __init init_IRQ_ipr()
{
make_ipr_irq(sh7705_ipr_map, ARRAY_SIZE(sh7705_ipr_map));
}