1 files changed, 0 insertions, 147 deletions
diff --git a/arch/frv/kernel/irq-mb93493.c b/arch/frv/kernel/irq-mb93493.c
deleted file mode 100644
index 8ca5aa4ff5958..0000000000000
--- a/arch/frv/kernel/irq-mb93493.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/* irq-mb93493.c: MB93493 companion chip interrupt handler
- *
- * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include <linux/ptrace.h>
-#include <linux/errno.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/ioport.h>
-#include <linux/interrupt.h>
-#include <linux/init.h>
-#include <linux/irq.h>
-#include <linux/bitops.h>
-
-#include <asm/io.h>
-#include <asm/delay.h>
-#include <asm/irq.h>
-#include <asm/irc-regs.h>
-#include <asm/mb93493-irqs.h>
-#include <asm/mb93493-regs.h>
-
-#define IRQ_ROUTE_ONE(X) (X##_ROUTE << (X - IRQ_BASE_MB93493))
-
-#define IRQ_ROUTING					\
-	(IRQ_ROUTE_ONE(IRQ_MB93493_VDC)		|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_VCC)		|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_AUDIO_OUT)	|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_I2C_0)	|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_I2C_1)	|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_USB)		|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_LOCAL_BUS)	|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_PCMCIA)	|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_GPIO)	|	\
-	 IRQ_ROUTE_ONE(IRQ_MB93493_AUDIO_IN))
-
-/*
- * daughter board PIC operations
- * - there is no way to ACK interrupts in the MB93493 chip
- */
-static void frv_mb93493_mask(struct irq_data *d)
-{
-	uint32_t iqsr;
-	volatile void *piqsr;
-
-	if (IRQ_ROUTING & (1 << (d->irq - IRQ_BASE_MB93493)))
-		piqsr = __addr_MB93493_IQSR(1);
-	else
-		piqsr = __addr_MB93493_IQSR(0);
-
-	iqsr = readl(piqsr);
-	iqsr &= ~(1 << (d->irq - IRQ_BASE_MB93493 + 16));
-	writel(iqsr, piqsr);
-}
-
-static void frv_mb93493_ack(struct irq_data *d)
-{
-}
-
-static void frv_mb93493_unmask(struct irq_data *d)
-{
-	uint32_t iqsr;
-	volatile void *piqsr;
-
-	if (IRQ_ROUTING & (1 << (d->irq - IRQ_BASE_MB93493)))
-		piqsr = __addr_MB93493_IQSR(1);
-	else
-		piqsr = __addr_MB93493_IQSR(0);
-
-	iqsr = readl(piqsr);
-	iqsr |= 1 << (d->irq - IRQ_BASE_MB93493 + 16);
-	writel(iqsr, piqsr);
-}
-
-static struct irq_chip frv_mb93493_pic = {
-	.name		= "mb93093",
-	.irq_ack	= frv_mb93493_ack,
-	.irq_mask	= frv_mb93493_mask,
-	.irq_mask_ack	= frv_mb93493_mask,
-	.irq_unmask	= frv_mb93493_unmask,
-};
-
-/*
- * MB93493 PIC interrupt handler
- */
-static irqreturn_t mb93493_interrupt(int irq, void *_piqsr)
-{
-	volatile void *piqsr = _piqsr;
-	uint32_t iqsr;
-
-	iqsr = readl(piqsr);
-	iqsr = iqsr & (iqsr >> 16) & 0xffff;
-
-	/* poll all the triggered IRQs */
-	while (iqsr) {
-		int irq;
-
-		asm("scan %1,gr0,%0" : "=r"(irq) : "r"(iqsr));
-		irq = 31 - irq;
-		iqsr &= ~(1 << irq);
-
-		generic_handle_irq(IRQ_BASE_MB93493 + irq);
-	}
-
-	return IRQ_HANDLED;
-}
-
-/*
- * define an interrupt action for each MB93493 PIC output
- * - use dev_id to indicate the MB93493 PIC input to output mappings
- */
-static struct irqaction mb93493_irq[2]  = {
-	[0] = {
-		.handler	= mb93493_interrupt,
-		.flags		= IRQF_SHARED,
-		.name		= "mb93493.0",
-		.dev_id		= (void *) __addr_MB93493_IQSR(0),
-	},
-	[1] = {
-		.handler	= mb93493_interrupt,
-		.flags		= IRQF_SHARED,
-		.name		= "mb93493.1",
-		.dev_id		= (void *) __addr_MB93493_IQSR(1),
-	}
-};
-
-/*
- * initialise the motherboard MB93493's PIC
- */
-void __init mb93493_init(void)
-{
-	int irq;
-
-	for (irq = IRQ_BASE_MB93493 + 0; irq <= IRQ_BASE_MB93493 + 10; irq++)
-		irq_set_chip_and_handler(irq, &frv_mb93493_pic,
-					 handle_edge_irq);
-
-	/* the MB93493 drives external IRQ inputs on the CPU PIC */
-	setup_irq(IRQ_CPU_MB93493_0, &mb93493_irq[0]);
-	setup_irq(IRQ_CPU_MB93493_1, &mb93493_irq[1]);
-}