kernel-hacking-2024-linux-s.../arch/sh/kernel/cpu/sh3/setup-sh7705.c
Magnus Damm 90015c8938 sh: IPR/INTC2 IRQ setup consolidation.
This patch unifies the cpu specific interrupt setup functions for
interrupt controller blocks such as ipr, intc2 and intc. There is no
point in having separate functions for each interrupt controller, so
let's clean this up.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2007-07-20 12:18:20 +09:00

98 lines
2.3 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 ipr_irq_table[] = {
/* 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 */
};
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-sh7705",
},
};
void __init plat_irq_setup(void)
{
register_ipr_controller(&ipr_irq_desc);
}