2 files changed, 38 insertions, 30 deletions

diff --git a/arch/sh/boards/mach-landisk/irq.c b/arch/sh/boards/mach-landisk/irq.c
index e79412a4049..c00ace38db3 100644
--- a/arch/sh/boards/mach-landisk/irq.c
+++ b/arch/sh/boards/mach-landisk/irq.c
@@ -1,9 +1,10 @@
 /*
- * arch/sh/boards/landisk/irq.c
+ * arch/sh/boards/mach-landisk/irq.c
  *
  * I-O DATA Device, Inc. LANDISK Support
  *
  * Copyright (C) 2005-2007 kogiidena
+ * Copyright (C) 2011 Nobuhiro Iwamatsu
  *
  * Copyright (C) 2001  Ian da Silva, Jeremy Siegel
  * Based largely on io_se.c.
@@ -12,44 +13,54 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  */
+
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <mach-landisk/mach/iodata_landisk.h>
 
-static void disable_landisk_irq(struct irq_data *data)
-{
-	unsigned char mask = 0xff ^ (0x01 << (data->irq - 5));
+enum {
+	UNUSED = 0,
 
-	__raw_writeb(__raw_readb(PA_IMASK) & mask, PA_IMASK);
-}
-
-static void enable_landisk_irq(struct irq_data *data)
-{
-	unsigned char value = (0x01 << (data->irq - 5));
+	PCI_INTA, /* PCI int A */
+	PCI_INTB, /* PCI int B */
+	PCI_INTC, /* PCI int C */
+	PCI_INTD, /* PCI int D */
+	ATA,	  /* ATA */
+	FATA,	  /* CF */
+	POWER,	  /* Power swtich */
+	BUTTON,	  /* Button swtich */
+};
 
-	__raw_writeb(__raw_readb(PA_IMASK) | value, PA_IMASK);
-}
+/* Vectors for LANDISK */
+static struct intc_vect vectors_landisk[] __initdata = {
+	INTC_IRQ(PCI_INTA, IRQ_PCIINTA),
+	INTC_IRQ(PCI_INTB, IRQ_PCIINTB),
+	INTC_IRQ(PCI_INTC, IRQ_PCIINTC),
+	INTC_IRQ(PCI_INTD, IRQ_PCIINTD),
+	INTC_IRQ(ATA, IRQ_ATA),
+	INTC_IRQ(FATA, IRQ_FATA),
+	INTC_IRQ(POWER, IRQ_POWER),
+	INTC_IRQ(BUTTON, IRQ_BUTTON),
+};
 
-static struct irq_chip landisk_irq_chip __read_mostly = {
-	.name		= "LANDISK",
-	.irq_mask	= disable_landisk_irq,
-	.irq_unmask	= enable_landisk_irq,
+/* IRLMSK mask register layout for LANDISK */
+static struct intc_mask_reg mask_registers_landisk[] __initdata = {
+	{ PA_IMASK, 0, 8, /* IRLMSK */
+	  {  BUTTON, POWER, FATA, ATA,
+	     PCI_INTD, PCI_INTC, PCI_INTB, PCI_INTA,
+	  }
+	},
 };
 
+static DECLARE_INTC_DESC(intc_desc_landisk, "landisk", vectors_landisk, NULL,
+			mask_registers_landisk, NULL, NULL);
 /*
  * Initialize IRQ setting
  */
 void __init init_landisk_IRQ(void)
 {
-	int i;
-
-	for (i = 5; i < 14; i++) {
-		disable_irq_nosync(i);
-		set_irq_chip_and_handler_name(i, &landisk_irq_chip,
-					      handle_level_irq, "level");
-		enable_landisk_irq(irq_get_irq_data(i));
-	}
+	register_intc_controller(&intc_desc_landisk);
 	__raw_writeb(0x00, PA_PWRINT_CLR);
 }
diff --git a/arch/sh/boards/mach-landisk/setup.c b/arch/sh/boards/mach-landisk/setup.c
index 50337acc18c..f1147caebac 100644
--- a/arch/sh/boards/mach-landisk/setup.c
+++ b/arch/sh/boards/mach-landisk/setup.c
@@ -21,11 +21,9 @@
 #include <mach-landisk/mach/iodata_landisk.h>
 #include <asm/io.h>
 
-void init_landisk_IRQ(void);
-
 static void landisk_power_off(void)
 {
-        __raw_writeb(0x01, PA_SHUTDOWN);
+	__raw_writeb(0x01, PA_SHUTDOWN);
 }
 
 static struct resource cf_ide_resources[3];
@@ -83,11 +81,11 @@ static int __init landisk_devices_setup(void)
 				    ARRAY_SIZE(landisk_devices));
 }
 
-__initcall(landisk_devices_setup);
+device_initcall(landisk_devices_setup);
 
 static void __init landisk_setup(char **cmdline_p)
 {
-        /* LED ON */
+	/* LED ON */
 	__raw_writeb(__raw_readb(PA_LED) | 0x03, PA_LED);
 
 	printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n");
@@ -99,7 +97,6 @@ static void __init landisk_setup(char **cmdline_p)
  */
 static struct sh_machine_vector mv_landisk __initmv = {
 	.mv_name = "LANDISK",
-	.mv_nr_irqs = 72,
 	.mv_setup = landisk_setup,
 	.mv_init_irq = init_landisk_IRQ,
 };