1 files changed, 20 insertions, 51 deletions

diff --git a/arch/sh/boards/mach-microdev/irq.c b/arch/sh/boards/mach-microdev/irq.c
index 4d335077a3f..9a8aff33961 100644
--- a/arch/sh/boards/mach-microdev/irq.c
+++ b/arch/sh/boards/mach-microdev/irq.c
@@ -12,9 +12,8 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/interrupt.h>
-#include <asm/system.h>
 #include <asm/io.h>
-#include <asm/microdev.h>
+#include <mach/microdev.h>
 
 #define NUM_EXTERNAL_IRQS 16	/* IRL0 .. IRL15 */
 
@@ -65,33 +64,9 @@ static const struct {
 #  error Inconsistancy in defining the IRQ# for primary IDE!
 #endif
 
-static void enable_microdev_irq(unsigned int irq);
-static void disable_microdev_irq(unsigned int irq);
-
-	/* shutdown is same as "disable" */
-#define shutdown_microdev_irq disable_microdev_irq
-
-static void mask_and_ack_microdev(unsigned int);
-static void end_microdev_irq(unsigned int irq);
-
-static unsigned int startup_microdev_irq(unsigned int irq)
-{
-	enable_microdev_irq(irq);
-	return 0;		/* never anything pending */
-}
-
-static struct hw_interrupt_type microdev_irq_type = {
-	.typename = "MicroDev-IRQ",
-	.startup = startup_microdev_irq,
-	.shutdown = shutdown_microdev_irq,
-	.enable = enable_microdev_irq,
-	.disable = disable_microdev_irq,
-	.ack = mask_and_ack_microdev,
-	.end = end_microdev_irq
-};
-
-static void disable_microdev_irq(unsigned int irq)
+static void disable_microdev_irq(struct irq_data *data)
 {
+	unsigned int irq = data->irq;
 	unsigned int fpgaIrq;
 
 	if (irq >= NUM_EXTERNAL_IRQS)
@@ -102,11 +77,12 @@ static void disable_microdev_irq(unsigned int irq)
 	fpgaIrq = fpgaIrqTable[irq].fpgaIrq;
 
 	/* disable interrupts on the FPGA INTC register */
-	ctrl_outl(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTDSB_REG);
+	__raw_writel(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTDSB_REG);
 }
 
-static void enable_microdev_irq(unsigned int irq)
+static void enable_microdev_irq(struct irq_data *data)
 {
+	unsigned int irq = data->irq;
 	unsigned long priorityReg, priorities, pri;
 	unsigned int fpgaIrq;
 
@@ -121,40 +97,35 @@ static void enable_microdev_irq(unsigned int irq)
 	priorityReg = MICRODEV_FPGA_INTPRI_REG(fpgaIrq);
 
 	/* set priority for the interrupt */
-	priorities = ctrl_inl(priorityReg);
+	priorities = __raw_readl(priorityReg);
 	priorities &= ~MICRODEV_FPGA_INTPRI_MASK(fpgaIrq);
 	priorities |= MICRODEV_FPGA_INTPRI_LEVEL(fpgaIrq, pri);
-	ctrl_outl(priorities, priorityReg);
+	__raw_writel(priorities, priorityReg);
 
 	/* enable interrupts on the FPGA INTC register */
-	ctrl_outl(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTENB_REG);
+	__raw_writel(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTENB_REG);
 }
 
-	/* This functions sets the desired irq handler to be a MicroDev type */
+static struct irq_chip microdev_irq_type = {
+	.name = "MicroDev-IRQ",
+	.irq_unmask = enable_microdev_irq,
+	.irq_mask = disable_microdev_irq,
+};
+
+/* This function sets the desired irq handler to be a MicroDev type */
 static void __init make_microdev_irq(unsigned int irq)
 {
 	disable_irq_nosync(irq);
-	irq_desc[irq].chip = &microdev_irq_type;
-	disable_microdev_irq(irq);
-}
-
-static void mask_and_ack_microdev(unsigned int irq)
-{
-	disable_microdev_irq(irq);
-}
-
-static void end_microdev_irq(unsigned int irq)
-{
-	if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-		enable_microdev_irq(irq);
+	irq_set_chip_and_handler(irq, &microdev_irq_type, handle_level_irq);
+	disable_microdev_irq(irq_get_irq_data(irq));
 }
 
 extern void __init init_microdev_irq(void)
 {
 	int i;
 
-		/* disable interrupts on the FPGA INTC register */
-	ctrl_outl(~0ul, MICRODEV_FPGA_INTDSB_REG);
+	/* disable interrupts on the FPGA INTC register */
+	__raw_writel(~0ul, MICRODEV_FPGA_INTDSB_REG);
 
 	for (i = 0; i < NUM_EXTERNAL_IRQS; i++)
 		make_microdev_irq(i);
@@ -179,5 +150,3 @@ extern void microdev_print_fpga_intc_status(void)
 	printk("FPGA_INTPRI[3..0] = %08x:%08x:%08x:%08x\n", *intprid, *intpric, *intprib, *intpria);
 	printk("-------------------------------------------------------------------------------\n");
 }
-
-