aboutsummaryrefslogtreecommitdiff
path: root/arch/sh/boards/se/770x/irq.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/boards/se/770x/irq.c')
-rw-r--r--arch/sh/boards/se/770x/irq.c126
1 files changed, 0 insertions, 126 deletions
diff --git a/arch/sh/boards/se/770x/irq.c b/arch/sh/boards/se/770x/irq.c
deleted file mode 100644
index c8eccff77a0..00000000000
--- a/arch/sh/boards/se/770x/irq.c
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * 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 <asm/se.h>
-
-/*
- * If the problem of make_ipr_irq is solved,
- * this code will become unnecessary. :-)
- */
-static void se770x_disable_ipr_irq(unsigned int irq)
-{
- struct ipr_data *p = get_irq_chip_data(irq);
-
- ctrl_outw(ctrl_inw(p->addr) & (0xffff ^ (0xf << p->shift)), p->addr);
-}
-
-static void se770x_enable_ipr_irq(unsigned int irq)
-{
- struct ipr_data *p = get_irq_chip_data(irq);
-
- ctrl_outw(ctrl_inw(p->addr) | (p->priority << p->shift), p->addr);
-}
-
-static struct irq_chip se770x_irq_chip = {
- .name = "MS770xSE-FPGA",
- .mask = se770x_disable_ipr_irq,
- .unmask = se770x_enable_ipr_irq,
- .mask_ack = se770x_disable_ipr_irq,
-};
-
-void make_se770x_irq(struct ipr_data *table, unsigned int nr_irqs)
-{
- int i;
-
- for (i = 0; i < nr_irqs; i++) {
- unsigned int irq = table[i].irq;
- disable_irq_nosync(irq);
- set_irq_chip_and_handler_name(irq, &se770x_irq_chip,
- handle_level_irq, "level");
- set_irq_chip_data(irq, &table[i]);
- se770x_enable_ipr_irq(irq);
- }
-}
-
-static struct ipr_data se770x_ipr_map[] = {
- /*
- * 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, 0x0f-13 ,BCR_ILCRA},
- { 5 , 0, 4, 0x0f- 5 ,BCR_ILCRA},
- { 10, 0, 0, 0x0f-10, BCR_ILCRB},
- { 7 , 0, 4, 0x0f- 7, BCR_ILCRC},
- { 3 , 0, 0, 0x0f- 3, BCR_ILCRC},
- { 1 , 0, 12, 0x0f- 1, BCR_ILCRD},
- { 12, 0, 4, 0x0f-12, BCR_ILCRD}, /* LAN */
- { 2 , 0, 8, 0x0f- 2, BCR_ILCRE}, /* PCIRQ2 */
- { 6 , 0, 4, 0x0f- 6, BCR_ILCRE}, /* PCIRQ1 */
- { 14, 0, 0, 0x0f-14, BCR_ILCRE}, /* PCIRQ0 */
- { 0 , 0, 12, 0x0f , BCR_ILCRF},
- { 4 , 0, 4, 0x0f- 4, BCR_ILCRF},
- { 8 , 0, 12, 0x0f- 8, BCR_ILCRG},
- { 9 , 0, 8, 0x0f- 9, BCR_ILCRG},
- { 11, 0, 4, 0x0f-11, BCR_ILCRG},
-#else
- { 14, 0, 8, 0x0f-14 ,BCR_ILCRA},
- { 12, 0, 4, 0x0f-12 ,BCR_ILCRA},
- { 8, 0, 4, 0x0f- 8 ,BCR_ILCRB},
- { 6, 0, 12, 0x0f- 6 ,BCR_ILCRC},
- { 5, 0, 8, 0x0f- 5 ,BCR_ILCRC},
- { 4, 0, 4, 0x0f- 4 ,BCR_ILCRC},
- { 3, 0, 0, 0x0f- 3 ,BCR_ILCRC},
- { 1, 0, 12, 0x0f- 1 ,BCR_ILCRD},
-#if defined(CONFIG_STNIC)
- /* ST NIC */
- { 10, 0, 4, 0x0f-10 ,BCR_ILCRD}, /* LAN */
-#endif
- /* MRSHPC IRQs setting */
- { 0, 0, 12, 0x0f- 0 ,BCR_ILCRE}, /* PCIRQ3 */
- { 11, 0, 8, 0x0f-11 ,BCR_ILCRE}, /* PCIRQ2 */
- { 9, 0, 4, 0x0f- 9 ,BCR_ILCRE}, /* PCIRQ1 */
- { 7, 0, 0, 0x0f- 7 ,BCR_ILCRE}, /* PCIRQ0 */
- /* #2, #13 are allocated for SLOT IRQ #1 and #2 (for now) */
- /* NOTE: #2 and #13 are not used on PC */
- { 13, 0, 4, 0x0f-13 ,BCR_ILCRG}, /* SLOTIRQ2 */
- { 2, 0, 0, 0x0f- 2 ,BCR_ILCRG}, /* SLOTIRQ1 */
-#endif
-};
-
-/*
- * Initialize IRQ setting
- */
-void __init init_se_IRQ(void)
-{
- /* Disable all interrupts */
- ctrl_outw(0, BCR_ILCRA);
- ctrl_outw(0, BCR_ILCRB);
- ctrl_outw(0, BCR_ILCRC);
- ctrl_outw(0, BCR_ILCRD);
- ctrl_outw(0, BCR_ILCRE);
- ctrl_outw(0, BCR_ILCRF);
- ctrl_outw(0, BCR_ILCRG);
-
- make_se770x_irq(se770x_ipr_map, ARRAY_SIZE(se770x_ipr_map));
-}