[ARM] S3C64XX: Add VIC0 and VIC1 sourced interripts
Add and initialise the two VIC (PL192) found on
the S3C64XX series CPUs.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/plat-s3c64xx/Kconfig b/arch/arm/plat-s3c64xx/Kconfig
index 756c166..14d6343 100644
--- a/arch/arm/plat-s3c64xx/Kconfig
+++ b/arch/arm/plat-s3c64xx/Kconfig
@@ -10,6 +10,7 @@
bool
depends on ARCH_S3C64XX
select PLAT_S3C
+ select ARM_VIC
default y
select NO_IOPORT
select ARCH_REQUIRE_GPIOLIB
diff --git a/arch/arm/plat-s3c64xx/Makefile b/arch/arm/plat-s3c64xx/Makefile
index 5d9a1d8..9be8ed5 100644
--- a/arch/arm/plat-s3c64xx/Makefile
+++ b/arch/arm/plat-s3c64xx/Makefile
@@ -14,3 +14,4 @@
obj-y += dev-uart.o
obj-y += cpu.o
+obj-y += irq.o
diff --git a/arch/arm/plat-s3c64xx/include/plat/irqs.h b/arch/arm/plat-s3c64xx/include/plat/irqs.h
index 0092b5c..3564dfb 100644
--- a/arch/arm/plat-s3c64xx/include/plat/irqs.h
+++ b/arch/arm/plat-s3c64xx/include/plat/irqs.h
@@ -24,6 +24,9 @@
#define S3C_IRQ(x) ((x) + S3C_IRQ_OFFSET)
+#define S3C_VIC0_BASE S3C_IRQ(0)
+#define S3C_VIC1_BASE S3C_IRQ(32)
+
/* UART interrupts, each UART has 4 intterupts per channel so
* use the space between the ISA and S3C main interrupts. Note, these
* are not in the same order as the S3C24XX series! */
diff --git a/arch/arm/plat-s3c64xx/include/plat/s3c6410.h b/arch/arm/plat-s3c64xx/include/plat/s3c6410.h
index 56f14b5..50dcdd6 100644
--- a/arch/arm/plat-s3c64xx/include/plat/s3c6410.h
+++ b/arch/arm/plat-s3c64xx/include/plat/s3c6410.h
@@ -15,6 +15,7 @@
#ifdef CONFIG_CPU_S3C6410
extern int s3c6410_init(void);
+extern void s3c6410_init_irq(void);
extern void s3c6410_map_io(void);
extern void s3c6410_init_clocks(int xtal);
diff --git a/arch/arm/plat-s3c64xx/irq.c b/arch/arm/plat-s3c64xx/irq.c
new file mode 100644
index 0000000..308dc41
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/irq.c
@@ -0,0 +1,34 @@
+/* arch/arm/plat-s3c64xx/irq.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ * http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX - Interrupt handling
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+
+#include <asm/hardware/vic.h>
+#include <asm/irq.h>
+
+#include <mach/map.h>
+#include <plat/cpu.h>
+
+void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid)
+{
+ printk(KERN_INFO "%s: initialising interrupts\n", __func__);
+
+ /* initialise the pair of VICs */
+ vic_init(S3C_VA_VIC0, S3C_VIC0_BASE, vic0_valid);
+ vic_init(S3C_VA_VIC1, S3C_VIC1_BASE, vic1_valid);
+}
+
+