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authorMagnus Damm <damm@opensource.se>2010-12-28 08:27:10 +0000
committerPaul Mundt <lethal@linux-sh.org>2011-01-07 10:42:56 +0900
commite74a9625f8dcf1a924345b24cec8476c52593df8 (patch)
tree2ccbb57d711d54efa6085d5c0de1adb48b60b165
parent863b171952dba1a3ce9d345cfe4e93c9fdd42f49 (diff)
ARM: mach-shmobile: Run-time IRQ handler for GIC
Break-out GIC specific IRQ demux code from the file entry-macro-intc.S and register during run-time. Covers sh73a0. Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
-rw-r--r--arch/arm/mach-shmobile/Makefile1
-rw-r--r--arch/arm/mach-shmobile/board-ag5evm.c1
-rw-r--r--arch/arm/mach-shmobile/entry-gic.S20
-rw-r--r--arch/arm/mach-shmobile/include/mach/common.h1
4 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile
index e385ef03d5b..d16165a7b48 100644
--- a/arch/arm/mach-shmobile/Makefile
+++ b/arch/arm/mach-shmobile/Makefile
@@ -22,6 +22,7 @@ pfc-$(CONFIG_ARCH_SH73A0) += pfc-sh73a0.o
obj-$(CONFIG_ARCH_SH7367) += entry-intc.o
obj-$(CONFIG_ARCH_SH7377) += entry-intc.o
obj-$(CONFIG_ARCH_SH7372) += entry-intc.o
+obj-$(CONFIG_ARCH_SH73A0) += entry-gic.o
# Board objects
obj-$(CONFIG_MACH_G3EVM) += board-g3evm.o
diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c
index 2f135923e2b..c18a740a415 100644
--- a/arch/arm/mach-shmobile/board-ag5evm.c
+++ b/arch/arm/mach-shmobile/board-ag5evm.c
@@ -309,6 +309,7 @@ struct sys_timer ag5evm_timer = {
MACHINE_START(AG5EVM, "ag5evm")
.map_io = ag5evm_map_io,
.init_irq = ag5evm_init_irq,
+ .handle_irq = shmobile_handle_irq_gic,
.init_machine = ag5evm_init,
.timer = &ag5evm_timer,
MACHINE_END
diff --git a/arch/arm/mach-shmobile/entry-gic.S b/arch/arm/mach-shmobile/entry-gic.S
new file mode 100644
index 00000000000..6e4fa471519
--- /dev/null
+++ b/arch/arm/mach-shmobile/entry-gic.S
@@ -0,0 +1,20 @@
+/*
+ * ARM Interrupt demux handler using GIC
+ *
+ * Copyright (C) 2010 Magnus Damm
+ * Copyright (C) 2010 Renesas Solutions Corp.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <asm/entry-macro-multi.S>
+#include <asm/hardware/gic.h>
+#include <asm/hardware/entry-macro-gic.S>
+
+ .macro get_irqnr_preamble, base, tmp
+ ldr \base, =(0xf0000100)
+ .endm
+
+ arch_irq_handler shmobile_handle_irq_gic
diff --git a/arch/arm/mach-shmobile/include/mach/common.h b/arch/arm/mach-shmobile/include/mach/common.h
index ab75183bfd7..9f46cf5ca75 100644
--- a/arch/arm/mach-shmobile/include/mach/common.h
+++ b/arch/arm/mach-shmobile/include/mach/common.h
@@ -6,6 +6,7 @@ extern void shmobile_setup_console(void);
struct clk;
extern int clk_init(void);
extern void shmobile_handle_irq_intc(struct pt_regs *);
+extern void shmobile_handle_irq_gic(struct pt_regs *);
extern void sh7367_init_irq(void);
extern void sh7367_add_early_devices(void);