diff options
Diffstat (limited to 'arch/m68knommu/platform/coldfire/intc-simr.c')
| -rw-r--r-- | arch/m68knommu/platform/coldfire/intc-simr.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/arch/m68knommu/platform/coldfire/intc-simr.c b/arch/m68knommu/platform/coldfire/intc-simr.c deleted file mode 100644 index bb704863614..00000000000 --- a/arch/m68knommu/platform/coldfire/intc-simr.c +++ /dev/null @@ -1,78 +0,0 @@ -/* - * intc-simr.c - * - * Interrupt controller code for the ColdFire 5208, 5207 & 532x parts. - * - * (C) Copyright 2009, Greg Ungerer <gerg@snapgear.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive - * for more details. - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/io.h> -#include <asm/coldfire.h> -#include <asm/mcfsim.h> -#include <asm/traps.h> - -static void intc_irq_mask(unsigned int irq) -{ - if (irq >= MCFINT_VECBASE) { - if (irq < MCFINT_VECBASE + 64) - __raw_writeb(irq - MCFINT_VECBASE, MCFINTC0_SIMR); - else if ((irq < MCFINT_VECBASE + 128) && MCFINTC1_SIMR) - __raw_writeb(irq - MCFINT_VECBASE - 64, MCFINTC1_SIMR); - } -} - -static void intc_irq_unmask(unsigned int irq) -{ - if (irq >= MCFINT_VECBASE) { - if (irq < MCFINT_VECBASE + 64) - __raw_writeb(irq - MCFINT_VECBASE, MCFINTC0_CIMR); - else if ((irq < MCFINT_VECBASE + 128) && MCFINTC1_CIMR) - __raw_writeb(irq - MCFINT_VECBASE - 64, MCFINTC1_CIMR); - } -} - -static int intc_irq_set_type(unsigned int irq, unsigned int type) -{ - if (irq >= MCFINT_VECBASE) { - if (irq < MCFINT_VECBASE + 64) - __raw_writeb(5, MCFINTC0_ICR0 + irq - MCFINT_VECBASE); - else if ((irq < MCFINT_VECBASE) && MCFINTC1_ICR0) - __raw_writeb(5, MCFINTC1_ICR0 + irq - MCFINT_VECBASE - 64); - } - return 0; -} - -static struct irq_chip intc_irq_chip = { - .name = "CF-INTC", - .mask = intc_irq_mask, - .unmask = intc_irq_unmask, - .set_type = intc_irq_set_type, -}; - -void __init init_IRQ(void) -{ - int irq; - - init_vectors(); - - /* Mask all interrupt sources */ - __raw_writeb(0xff, MCFINTC0_SIMR); - if (MCFINTC1_SIMR) - __raw_writeb(0xff, MCFINTC1_SIMR); - - for (irq = 0; (irq < NR_IRQS); irq++) { - set_irq_chip(irq, &intc_irq_chip); - set_irq_type(irq, IRQ_TYPE_LEVEL_HIGH); - set_irq_handler(irq, handle_level_irq); - } -} - |