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Diffstat (limited to 'arch/arm/mach-lh7a40x/irq-kev7a400.c')
-rw-r--r--arch/arm/mach-lh7a40x/irq-kev7a400.c93
1 files changed, 0 insertions, 93 deletions
diff --git a/arch/arm/mach-lh7a40x/irq-kev7a400.c b/arch/arm/mach-lh7a40x/irq-kev7a400.c
deleted file mode 100644
index c7433b3c581..00000000000
--- a/arch/arm/mach-lh7a40x/irq-kev7a400.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/* arch/arm/mach-lh7a40x/irq-kev7a400.c
- *
- * Copyright (C) 2004 Coastal Environmental Systems
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- */
-
-#include <linux/interrupt.h>
-#include <linux/init.h>
-
-#include <asm/irq.h>
-#include <asm/mach/irq.h>
-#include <asm/mach/hardware.h>
-#include <asm/mach/irqs.h>
-
-#include "common.h"
-
- /* KEV7a400 CPLD IRQ handling */
-
-static u16 CPLD_IRQ_mask; /* Mask for CPLD IRQs, 1 == unmasked */
-
-static void
-lh7a400_ack_cpld_irq (u32 irq)
-{
- CPLD_CL_INT = 1 << (irq - IRQ_KEV7A400_CPLD);
-}
-
-static void
-lh7a400_mask_cpld_irq (u32 irq)
-{
- CPLD_IRQ_mask &= ~(1 << (irq - IRQ_KEV7A400_CPLD));
- CPLD_WR_PB_INT_MASK = CPLD_IRQ_mask;
-}
-
-static void
-lh7a400_unmask_cpld_irq (u32 irq)
-{
- CPLD_IRQ_mask |= 1 << (irq - IRQ_KEV7A400_CPLD);
- CPLD_WR_PB_INT_MASK = CPLD_IRQ_mask;
-}
-
-static struct
-irq_chip lh7a400_cpld_chip = {
- .name = "CPLD",
- .ack = lh7a400_ack_cpld_irq,
- .mask = lh7a400_mask_cpld_irq,
- .unmask = lh7a400_unmask_cpld_irq,
-};
-
-static void
-lh7a400_cpld_handler (unsigned int irq, struct irq_desc *desc)
-{
- u32 mask = CPLD_LATCHED_INTS;
- irq = IRQ_KEV_7A400_CPLD;
- for (; mask; mask >>= 1, ++irq) {
- if (mask & 1)
- desc[irq].handle (irq, desc);
- }
-}
-
- /* IRQ initialization */
-
-void __init
-lh7a400_init_board_irq (void)
-{
- int irq;
-
- for (irq = IRQ_KEV7A400_CPLD;
- irq < IRQ_KEV7A400_CPLD + NR_IRQ_KEV7A400_CPLD; ++irq) {
- set_irq_chip (irq, &lh7a400_cpld_chip);
- set_irq_handler (irq, handle_edge_irq);
- set_irq_flags (irq, IRQF_VALID);
- }
- set_irq_chained_handler (IRQ_CPLD, kev7a400_cpld_handler);
-
- /* Clear all CPLD interrupts */
- CPLD_CL_INT = 0xff; /* CPLD_INTR_MMC_CD | CPLD_INTR_ETH_INT; */
-
- /* *** FIXME CF enabled in ide-probe.c */
-
- GPIO_GPIOINTEN = 0; /* Disable all GPIO interrupts */
- barrier();
- GPIO_INTTYPE1
- = (GPIO_INTR_PCC1_CD | GPIO_INTR_PCC1_CD); /* Edge trig. */
- GPIO_INTTYPE2 = 0; /* Falling edge & low-level */
- GPIO_GPIOFEOI = 0xff; /* Clear all GPIO interrupts */
- GPIO_GPIOINTEN = 0xff; /* Enable all GPIO interrupts */
-
- init_FIQ();
-}