Remove the arm26 port

The arm26 port has been in a state where it was far from even compiling
for quite some time.

Ian Molton agreed with the removal.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Ian Molton <spyro@f2s.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 164 deletions

diff --git a/arch/arm26/machine/irq.c b/arch/arm26/machine/irq.c
deleted file mode 100644
index a60d543edec..00000000000
--- a/arch/arm26/machine/irq.c
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- *  linux/arch/arm26/mach-arc/irq.c
- *
- *  Copyright (C) 1996 Russell King
- *
- * 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.
- *
- *  Changelog:
- *   24-09-1996	RMK	Created
- *   10-10-1996	RMK	Brought up to date with arch-sa110eval
- *   22-10-1996	RMK	Changed interrupt numbers & uses new inb/outb macros
- *   11-01-1998	RMK	Added mask_and_ack_irq
- *   22-08-1998	RMK	Restructured IRQ routines
- *   08-09-2002 IM	Brought up to date for 2.5
- *   01-06-2003 JMA     Removed arc_fiq_chip
- */
-#include <linux/init.h>
-
-#include <asm/irq.h>
-#include <asm/irqchip.h>
-#include <asm/ioc.h>
-#include <asm/io.h>
-#include <asm/system.h>
-
-extern void init_FIQ(void);
-
-#define a_clf()	clf()
-#define a_stf()	stf()
-
-static void arc_ack_irq_a(unsigned int irq)
-{
-	unsigned int val, mask;
-
-	mask = 1 << irq;
-	a_clf();
-	val = ioc_readb(IOC_IRQMASKA);
-	ioc_writeb(val & ~mask, IOC_IRQMASKA);
-	ioc_writeb(mask, IOC_IRQCLRA);
-	a_stf();
-}
-
-static void arc_mask_irq_a(unsigned int irq)
-{
-	unsigned int val, mask;
-
-	mask = 1 << irq;
-	a_clf();
-	val = ioc_readb(IOC_IRQMASKA);
-	ioc_writeb(val & ~mask, IOC_IRQMASKA);
-	a_stf();
-}
-
-static void arc_unmask_irq_a(unsigned int irq)
-{
-	unsigned int val, mask;
-
-	mask = 1 << irq;
-	a_clf();
-	val = ioc_readb(IOC_IRQMASKA);
-	ioc_writeb(val | mask, IOC_IRQMASKA);
-	a_stf();
-}
-
-static struct irqchip arc_a_chip = {
-        .ack    = arc_ack_irq_a,
-        .mask   = arc_mask_irq_a,
-        .unmask = arc_unmask_irq_a,
-};
-
-static void arc_mask_irq_b(unsigned int irq)
-{
-	unsigned int val, mask;
-	mask = 1 << (irq & 7);
-	val = ioc_readb(IOC_IRQMASKB);
-	ioc_writeb(val & ~mask, IOC_IRQMASKB);
-}
-
-static void arc_unmask_irq_b(unsigned int irq)
-{
-	unsigned int val, mask;
-
-	mask = 1 << (irq & 7);
-	val = ioc_readb(IOC_IRQMASKB);
-	ioc_writeb(val | mask, IOC_IRQMASKB);
-}
-
-static struct irqchip arc_b_chip = {
-        .ack    = arc_mask_irq_b,
-        .mask   = arc_mask_irq_b,
-        .unmask = arc_unmask_irq_b,
-};
-
-/* FIXME - JMA none of these functions are used in arm26 currently
-static void arc_mask_irq_fiq(unsigned int irq)
-{
-	unsigned int val, mask;
-
-	mask = 1 << (irq & 7);
-	val = ioc_readb(IOC_FIQMASK);
-	ioc_writeb(val & ~mask, IOC_FIQMASK);
-}
-
-static void arc_unmask_irq_fiq(unsigned int irq)
-{
-	unsigned int val, mask;
-
-	mask = 1 << (irq & 7);
-	val = ioc_readb(IOC_FIQMASK);
-	ioc_writeb(val | mask, IOC_FIQMASK);
-}
-
-static struct irqchip arc_fiq_chip = {
-        .ack    = arc_mask_irq_fiq,
-        .mask   = arc_mask_irq_fiq,
-        .unmask = arc_unmask_irq_fiq,
-};
-*/
-
-void __init arc_init_irq(void)
-{
-	unsigned int irq, flags;
-
-	/* Disable all IOC interrupt sources */
-	ioc_writeb(0, IOC_IRQMASKA);
-	ioc_writeb(0, IOC_IRQMASKB);
-	ioc_writeb(0, IOC_FIQMASK);
-
-	for (irq = 0; irq < NR_IRQS; irq++) {
-		flags = IRQF_VALID;
-		
-		if (irq <= 6 || (irq >= 9 && irq <= 15))
-                        flags |= IRQF_PROBE;
-	
-		if (irq == IRQ_KEYBOARDTX)
-                        flags |= IRQF_NOAUTOEN;	
-		
-		switch (irq) {
-		case 0 ... 7:
-			set_irq_chip(irq, &arc_a_chip);
-                        set_irq_handler(irq, do_level_IRQ);
-                        set_irq_flags(irq, flags);
-			break;
-
-		case 8 ... 15:
-			set_irq_chip(irq, &arc_b_chip);
-                        set_irq_handler(irq, do_level_IRQ);
-                        set_irq_flags(irq, flags);
-
-/*		case 64 ... 72:
-			set_irq_chip(irq, &arc_fiq_chip);
-                        set_irq_flags(irq, flags);
-			break;
-*/
-
-		}
-	}
-
-	irq_desc[IRQ_KEYBOARDTX].noautoenable = 1;
-
-	init_FIQ();
-}
-