// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/se/770x/irq.c
*
* Copyright (C) 2000 Kazumoto Kojima
* Copyright (C) 2006 Nobuhiro Iwamatsu
*
* Hitachi SolutionEngine Support.
*
*/
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <asm /irq.h>
#include <asm /io.h>
#include <mach-se/mach/se.h>
static struct ipr_data ipr_irq_table[] = {
/*
* Super I/O (Just mimic PC):
* 1: keyboard
* 3: serial 0
* 4: serial 1
* 5: printer
* 6: floppy
* 8: rtc
* 12: mouse
* 14: ide0
*/
#if defined (CONFIG_CPU_SUBTYPE_SH7705)
/* This is default value */
{ 13 , 0 , 8 , 0 x0f-13 , },
{ 5 , 0 , 4 , 0 x0f- 5 , },
{ 10 , 1 , 0 , 0 x0f-10 , },
{ 7 , 2 , 4 , 0 x0f- 7 , },
{ 3 , 2 , 0 , 0 x0f- 3 , },
{ 1 , 3 , 12 , 0 x0f- 1 , },
{ 12 , 3 , 4 , 0 x0f-12 , }, /* LAN */
{ 2 , 4 , 8 , 0 x0f- 2 , }, /* PCIRQ2 */
{ 6 , 4 , 4 , 0 x0f- 6 , }, /* PCIRQ1 */
{ 14 , 4 , 0 , 0 x0f-14 , }, /* PCIRQ0 */
{ 0 , 5 , 12 , 0 x0f , },
{ 4 , 5 , 4 , 0 x0f- 4 , },
{ 8 , 6 , 12 , 0 x0f- 8 , },
{ 9 , 6 , 8 , 0 x0f- 9 , },
{ 11 , 6 , 4 , 0 x0f-11 , },
#else
{ 14 , 0 , 8 , 0 x0f-14 , },
{ 12 , 0 , 4 , 0 x0f-12 , },
{ 8 , 1 , 4 , 0 x0f- 8 , },
{ 6 , 2 , 12 , 0 x0f- 6 , },
{ 5 , 2 , 8 , 0 x0f- 5 , },
{ 4 , 2 , 4 , 0 x0f- 4 , },
{ 3 , 2 , 0 , 0 x0f- 3 , },
{ 1 , 3 , 12 , 0 x0f- 1 , },
#if defined (CONFIG_STNIC)
/* ST NIC */
{ 10 , 3 , 4 , 0 x0f-10 , }, /* LAN */
#endif
/* MRSHPC IRQs setting */
{ 0 , 4 , 12 , 0 x0f- 0 , }, /* PCIRQ3 */
{ 11 , 4 , 8 , 0 x0f-11 , }, /* PCIRQ2 */
{ 9 , 4 , 4 , 0 x0f- 9 , }, /* PCIRQ1 */
{ 7 , 4 , 0 , 0 x0f- 7 , }, /* PCIRQ0 */
/* #2, #13 are allocated for SLOT IRQ #1 and #2 (for now) */
/* NOTE: #2 and #13 are not used on PC */
{ 13 , 6 , 4 , 0 x0f-13 , }, /* SLOTIRQ2 */
{ 2 , 6 , 0 , 0 x0f- 2 , }, /* SLOTIRQ1 */
#endif
};
static unsigned long ipr_offsets[] = {
BCR_ILCRA,
BCR_ILCRB,
BCR_ILCRC,
BCR_ILCRD,
BCR_ILCRE,
BCR_ILCRF,
BCR_ILCRG,
};
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-se770x" ,
},
};
/*
* Initialize IRQ setting
*/
void __init init_se_IRQ(void )
{
/* Disable all interrupts */
__raw_writew(0 , BCR_ILCRA);
__raw_writew(0 , BCR_ILCRB);
__raw_writew(0 , BCR_ILCRC);
__raw_writew(0 , BCR_ILCRD);
__raw_writew(0 , BCR_ILCRE);
__raw_writew(0 , BCR_ILCRF);
__raw_writew(0 , BCR_ILCRG);
register_ipr_controller(&ipr_irq_desc);
}
Messung V0.5 in Prozent C=94 H=90 G=91