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Diffstat (limited to 'arch/arm/mach-msm/irq.c')
-rw-r--r--arch/arm/mach-msm/irq.c151
1 files changed, 0 insertions, 151 deletions
diff --git a/arch/arm/mach-msm/irq.c b/arch/arm/mach-msm/irq.c
deleted file mode 100644
index ea514be390c6..000000000000
--- a/arch/arm/mach-msm/irq.c
+++ /dev/null
@@ -1,151 +0,0 @@
-/* linux/arch/arm/mach-msm/irq.c
- *
- * Copyright (C) 2007 Google, Inc.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/interrupt.h>
-#include <linux/ptrace.h>
-#include <linux/timer.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-
-#include <mach/hardware.h>
-
-#include <mach/msm_iomap.h>
-
-#define VIC_REG(off) (MSM_VIC_BASE + (off))
-
-#define VIC_INT_SELECT0 VIC_REG(0x0000) /* 1: FIQ, 0: IRQ */
-#define VIC_INT_SELECT1 VIC_REG(0x0004) /* 1: FIQ, 0: IRQ */
-#define VIC_INT_EN0 VIC_REG(0x0010)
-#define VIC_INT_EN1 VIC_REG(0x0014)
-#define VIC_INT_ENCLEAR0 VIC_REG(0x0020)
-#define VIC_INT_ENCLEAR1 VIC_REG(0x0024)
-#define VIC_INT_ENSET0 VIC_REG(0x0030)
-#define VIC_INT_ENSET1 VIC_REG(0x0034)
-#define VIC_INT_TYPE0 VIC_REG(0x0040) /* 1: EDGE, 0: LEVEL */
-#define VIC_INT_TYPE1 VIC_REG(0x0044) /* 1: EDGE, 0: LEVEL */
-#define VIC_INT_POLARITY0 VIC_REG(0x0050) /* 1: NEG, 0: POS */
-#define VIC_INT_POLARITY1 VIC_REG(0x0054) /* 1: NEG, 0: POS */
-#define VIC_NO_PEND_VAL VIC_REG(0x0060)
-#define VIC_INT_MASTEREN VIC_REG(0x0064) /* 1: IRQ, 2: FIQ */
-#define VIC_PROTECTION VIC_REG(0x006C) /* 1: ENABLE */
-#define VIC_CONFIG VIC_REG(0x0068) /* 1: USE ARM1136 VIC */
-#define VIC_IRQ_STATUS0 VIC_REG(0x0080)
-#define VIC_IRQ_STATUS1 VIC_REG(0x0084)
-#define VIC_FIQ_STATUS0 VIC_REG(0x0090)
-#define VIC_FIQ_STATUS1 VIC_REG(0x0094)
-#define VIC_RAW_STATUS0 VIC_REG(0x00A0)
-#define VIC_RAW_STATUS1 VIC_REG(0x00A4)
-#define VIC_INT_CLEAR0 VIC_REG(0x00B0)
-#define VIC_INT_CLEAR1 VIC_REG(0x00B4)
-#define VIC_SOFTINT0 VIC_REG(0x00C0)
-#define VIC_SOFTINT1 VIC_REG(0x00C4)
-#define VIC_IRQ_VEC_RD VIC_REG(0x00D0) /* pending int # */
-#define VIC_IRQ_VEC_PEND_RD VIC_REG(0x00D4) /* pending vector addr */
-#define VIC_IRQ_VEC_WR VIC_REG(0x00D8)
-#define VIC_IRQ_IN_SERVICE VIC_REG(0x00E0)
-#define VIC_IRQ_IN_STACK VIC_REG(0x00E4)
-#define VIC_TEST_BUS_SEL VIC_REG(0x00E8)
-
-#define VIC_VECTPRIORITY(n) VIC_REG(0x0200+((n) * 4))
-#define VIC_VECTADDR(n) VIC_REG(0x0400+((n) * 4))
-
-static void msm_irq_ack(struct irq_data *d)
-{
- void __iomem *reg = VIC_INT_CLEAR0 + ((d->irq & 32) ? 4 : 0);
- writel(1 << (d->irq & 31), reg);
-}
-
-static void msm_irq_mask(struct irq_data *d)
-{
- void __iomem *reg = VIC_INT_ENCLEAR0 + ((d->irq & 32) ? 4 : 0);
- writel(1 << (d->irq & 31), reg);
-}
-
-static void msm_irq_unmask(struct irq_data *d)
-{
- void __iomem *reg = VIC_INT_ENSET0 + ((d->irq & 32) ? 4 : 0);
- writel(1 << (d->irq & 31), reg);
-}
-
-static int msm_irq_set_wake(struct irq_data *d, unsigned int on)
-{
- return -EINVAL;
-}
-
-static int msm_irq_set_type(struct irq_data *d, unsigned int flow_type)
-{
- void __iomem *treg = VIC_INT_TYPE0 + ((d->irq & 32) ? 4 : 0);
- void __iomem *preg = VIC_INT_POLARITY0 + ((d->irq & 32) ? 4 : 0);
- int b = 1 << (d->irq & 31);
-
- if (flow_type & (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_LOW))
- writel(readl(preg) | b, preg);
- if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_HIGH))
- writel(readl(preg) & (~b), preg);
-
- if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) {
- writel(readl(treg) | b, treg);
- __irq_set_handler_locked(d->irq, handle_edge_irq);
- }
- if (flow_type & (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW)) {
- writel(readl(treg) & (~b), treg);
- __irq_set_handler_locked(d->irq, handle_level_irq);
- }
- return 0;
-}
-
-static struct irq_chip msm_irq_chip = {
- .name = "msm",
- .irq_ack = msm_irq_ack,
- .irq_mask = msm_irq_mask,
- .irq_unmask = msm_irq_unmask,
- .irq_set_wake = msm_irq_set_wake,
- .irq_set_type = msm_irq_set_type,
-};
-
-void __init msm_init_irq(void)
-{
- unsigned n;
-
- /* select level interrupts */
- writel(0, VIC_INT_TYPE0);
- writel(0, VIC_INT_TYPE1);
-
- /* select highlevel interrupts */
- writel(0, VIC_INT_POLARITY0);
- writel(0, VIC_INT_POLARITY1);
-
- /* select IRQ for all INTs */
- writel(0, VIC_INT_SELECT0);
- writel(0, VIC_INT_SELECT1);
-
- /* disable all INTs */
- writel(0, VIC_INT_EN0);
- writel(0, VIC_INT_EN1);
-
- /* don't use 1136 vic */
- writel(0, VIC_CONFIG);
-
- /* enable interrupt controller */
- writel(1, VIC_INT_MASTEREN);
-
- for (n = 0; n < NR_MSM_IRQS; n++) {
- irq_set_chip_and_handler(n, &msm_irq_chip, handle_level_irq);
- set_irq_flags(n, IRQF_VALID);
- }
-}