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Diffstat (limited to 'arch/arm/mach-omap1/irq.c')
-rw-r--r--arch/arm/mach-omap1/irq.c111
1 files changed, 58 insertions, 53 deletions
diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c
index ed65a7d2e94..122ef67939a 100644
--- a/arch/arm/mach-omap1/irq.c
+++ b/arch/arm/mach-omap1/irq.c
@@ -5,7 +5,7 @@
*
* Copyright (C) 2004 Nokia Corporation
* Written by Tony Lindgren <tony@atomide.com>
- * Major cleanups by Juha Yrjölä <juha.yrjola@nokia.com>
+ * Major cleanups by Juha Yrjölä <juha.yrjola@nokia.com>
*
* Completely re-written to support various OMAP chips with bank specific
* interrupt handlers.
@@ -35,21 +35,21 @@
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-
-#include <linux/config.h>
+#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
-#include <linux/ptrace.h>
+#include <linux/io.h>
-#include <asm/hardware.h>
#include <asm/irq.h>
#include <asm/mach/irq.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/cpu.h>
-#include <asm/io.h>
+#include "soc.h"
+
+#include <mach/hardware.h>
+
+#include "common.h"
#define IRQ_BANK(irq) ((irq) >> 5)
#define IRQ_BIT(irq) ((irq) & 0x1f)
@@ -60,7 +60,8 @@ struct omap_irq_bank {
unsigned long wake_enable;
};
-static unsigned int irq_bank_count = 0;
+u32 omap_irq_flags;
+static unsigned int irq_bank_count;
static struct omap_irq_bank *irq_banks;
static inline unsigned int irq_bank_readl(int bank, int offset)
@@ -73,48 +74,48 @@ static inline void irq_bank_writel(unsigned long value, int bank, int offset)
omap_writel(value, irq_banks[bank].base_reg + offset);
}
-static void omap_ack_irq(unsigned int irq)
+static void omap_ack_irq(struct irq_data *d)
{
- if (irq > 31)
+ if (d->irq > 31)
omap_writel(0x1, OMAP_IH2_BASE + IRQ_CONTROL_REG_OFFSET);
omap_writel(0x1, OMAP_IH1_BASE + IRQ_CONTROL_REG_OFFSET);
}
-static void omap_mask_irq(unsigned int irq)
+static void omap_mask_irq(struct irq_data *d)
{
- int bank = IRQ_BANK(irq);
+ int bank = IRQ_BANK(d->irq);
u32 l;
l = omap_readl(irq_banks[bank].base_reg + IRQ_MIR_REG_OFFSET);
- l |= 1 << IRQ_BIT(irq);
+ l |= 1 << IRQ_BIT(d->irq);
omap_writel(l, irq_banks[bank].base_reg + IRQ_MIR_REG_OFFSET);
}
-static void omap_unmask_irq(unsigned int irq)
+static void omap_unmask_irq(struct irq_data *d)
{
- int bank = IRQ_BANK(irq);
+ int bank = IRQ_BANK(d->irq);
u32 l;
l = omap_readl(irq_banks[bank].base_reg + IRQ_MIR_REG_OFFSET);
- l &= ~(1 << IRQ_BIT(irq));
+ l &= ~(1 << IRQ_BIT(d->irq));
omap_writel(l, irq_banks[bank].base_reg + IRQ_MIR_REG_OFFSET);
}
-static void omap_mask_ack_irq(unsigned int irq)
+static void omap_mask_ack_irq(struct irq_data *d)
{
- omap_mask_irq(irq);
- omap_ack_irq(irq);
+ omap_mask_irq(d);
+ omap_ack_irq(d);
}
-static int omap_wake_irq(unsigned int irq, unsigned int enable)
+static int omap_wake_irq(struct irq_data *d, unsigned int enable)
{
- int bank = IRQ_BANK(irq);
+ int bank = IRQ_BANK(d->irq);
if (enable)
- irq_banks[bank].wake_enable |= IRQ_BIT(irq);
+ irq_banks[bank].wake_enable |= IRQ_BIT(d->irq);
else
- irq_banks[bank].wake_enable &= ~IRQ_BIT(irq);
+ irq_banks[bank].wake_enable &= ~IRQ_BIT(d->irq);
return 0;
}
@@ -140,64 +141,69 @@ static void omap_irq_set_cfg(int irq, int fiq, int priority, int trigger)
irq_bank_writel(val, bank, offset);
}
-#ifdef CONFIG_ARCH_OMAP730
-static struct omap_irq_bank omap730_irq_banks[] = {
- { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3f8e22f },
- { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xfdb9c1f2 },
+#if defined (CONFIG_ARCH_OMAP730) || defined (CONFIG_ARCH_OMAP850)
+static struct omap_irq_bank omap7xx_irq_banks[] = {
+ { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3f8e22f },
+ { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xfdb9c1f2 },
{ .base_reg = OMAP_IH2_BASE + 0x100, .trigger_map = 0x800040f3 },
};
#endif
#ifdef CONFIG_ARCH_OMAP15XX
static struct omap_irq_bank omap1510_irq_banks[] = {
- { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3febfff },
- { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xffbfffed },
+ { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3febfff },
+ { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xffbfffed },
};
static struct omap_irq_bank omap310_irq_banks[] = {
- { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3faefc3 },
- { .base_reg = OMAP_IH2_BASE, .trigger_map = 0x65b3c061 },
+ { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3faefc3 },
+ { .base_reg = OMAP_IH2_BASE, .trigger_map = 0x65b3c061 },
};
#endif
#if defined(CONFIG_ARCH_OMAP16XX)
static struct omap_irq_bank omap1610_irq_banks[] = {
- { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3fefe8f },
- { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xfdb7c1fd },
+ { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3fefe8f },
+ { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xfdb7c1fd },
{ .base_reg = OMAP_IH2_BASE + 0x100, .trigger_map = 0xffffb7ff },
{ .base_reg = OMAP_IH2_BASE + 0x200, .trigger_map = 0xffffffff },
};
#endif
-static struct irqchip omap_irq_chip = {
- .ack = omap_mask_ack_irq,
- .mask = omap_mask_irq,
- .unmask = omap_unmask_irq,
- .set_wake = omap_wake_irq,
+static struct irq_chip omap_irq_chip = {
+ .name = "MPU",
+ .irq_ack = omap_mask_ack_irq,
+ .irq_mask = omap_mask_irq,
+ .irq_unmask = omap_unmask_irq,
+ .irq_set_wake = omap_wake_irq,
};
-void __init omap_init_irq(void)
+void __init omap1_init_irq(void)
{
int i, j;
-#ifdef CONFIG_ARCH_OMAP730
- if (cpu_is_omap730()) {
- irq_banks = omap730_irq_banks;
- irq_bank_count = ARRAY_SIZE(omap730_irq_banks);
+#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
+ if (cpu_is_omap7xx()) {
+ omap_irq_flags = INT_7XX_IH2_IRQ;
+ irq_banks = omap7xx_irq_banks;
+ irq_bank_count = ARRAY_SIZE(omap7xx_irq_banks);
}
#endif
#ifdef CONFIG_ARCH_OMAP15XX
if (cpu_is_omap1510()) {
+ omap_irq_flags = INT_1510_IH2_IRQ;
irq_banks = omap1510_irq_banks;
irq_bank_count = ARRAY_SIZE(omap1510_irq_banks);
}
if (cpu_is_omap310()) {
+ omap_irq_flags = INT_1510_IH2_IRQ;
irq_banks = omap310_irq_banks;
irq_bank_count = ARRAY_SIZE(omap310_irq_banks);
}
#endif
#if defined(CONFIG_ARCH_OMAP16XX)
if (cpu_is_omap16xx()) {
+ omap_irq_flags = INT_1510_IH2_IRQ;
irq_banks = omap1610_irq_banks;
irq_bank_count = ARRAY_SIZE(omap1610_irq_banks);
}
@@ -216,9 +222,8 @@ void __init omap_init_irq(void)
irq_bank_writel(0x03, 1, IRQ_CONTROL_REG_OFFSET);
/* Enable interrupts in global mask */
- if (cpu_is_omap730()) {
+ if (cpu_is_omap7xx())
irq_bank_writel(0x0, 0, IRQ_GMR_REG_OFFSET);
- }
/* Install the interrupt handlers for each bank */
for (i = 0; i < irq_bank_count; i++) {
@@ -228,18 +233,18 @@ void __init omap_init_irq(void)
irq_trigger = irq_banks[i].trigger_map >> IRQ_BIT(j);
omap_irq_set_cfg(j, 0, 0, irq_trigger);
- set_irq_chip(j, &omap_irq_chip);
- set_irq_handler(j, do_level_IRQ);
+ irq_set_chip_and_handler(j, &omap_irq_chip,
+ handle_level_irq);
set_irq_flags(j, IRQF_VALID);
}
}
/* Unmask level 2 handler */
- if (cpu_is_omap730())
- omap_unmask_irq(INT_730_IH2_IRQ);
- else if (cpu_is_omap1510())
- omap_unmask_irq(INT_1510_IH2_IRQ);
+ if (cpu_is_omap7xx())
+ omap_unmask_irq(irq_get_irq_data(INT_7XX_IH2_IRQ));
+ else if (cpu_is_omap15xx())
+ omap_unmask_irq(irq_get_irq_data(INT_1510_IH2_IRQ));
else if (cpu_is_omap16xx())
- omap_unmask_irq(INT_1610_IH2_IRQ);
+ omap_unmask_irq(irq_get_irq_data(INT_1610_IH2_IRQ));
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-06 00:15:11 +0000