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authorJamie Iles <jamie@jamieiles.com>2011-09-27 20:41:01 +0100
committerMarc Zyngier <marc.zyngier@arm.com>2011-11-15 18:14:04 +0000
commitb7378eafb3c478824146977022889c97f077bbd5 (patch)
tree16cf6e82638a26b9f2ef8763474646cb40e4e8bd /arch/arm
parent66266f4ab8a049680cacf72ce792d967c12cd99a (diff)
ARM: u300: convert to MULTI_IRQ_HANDLER
Now that there is a generic IRQ handler for multiple VIC devices use it for u300 to help building multi platform kernels. Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/mach-u300/include/mach/entry-macro.S24
-rw-r--r--arch/arm/mach-u300/u300.c2
3 files changed, 3 insertions, 24 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 21fd3bd6a10..89ed92624cc 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -896,6 +896,7 @@ config ARCH_U300
select GENERIC_GPIO
select ARCH_REQUIRE_GPIOLIB
select NEED_MACH_MEMORY_H
+ select MULTI_IRQ_HANDLER
help
Support for ST-Ericsson U300 series mobile platforms.
diff --git a/arch/arm/mach-u300/include/mach/entry-macro.S b/arch/arm/mach-u300/include/mach/entry-macro.S
index 20731ae39d3..7181d6ac665 100644
--- a/arch/arm/mach-u300/include/mach/entry-macro.S
+++ b/arch/arm/mach-u300/include/mach/entry-macro.S
@@ -8,33 +8,9 @@
* Low-level IRQ helper macros for ST-Ericsson U300
* Author: Linus Walleij <linus.walleij@stericsson.com>
*/
-#include <mach/hardware.h>
-#include <asm/hardware/vic.h>
.macro disable_fiq
.endm
- .macro get_irqnr_preamble, base, tmp
- .endm
-
.macro arch_ret_to_user, tmp1, tmp2
.endm
-
- .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
- ldr \base, = U300_AHB_PER_VIRT_BASE-U300_AHB_PER_PHYS_BASE+U300_INTCON0_BASE
- ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status
- mov \irqnr, #0
- teq \irqstat, #0
- bne 1002f
-1001: ldr \base, = U300_AHB_PER_VIRT_BASE-U300_AHB_PER_PHYS_BASE+U300_INTCON1_BASE
- ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status
- mov \irqnr, #32
- teq \irqstat, #0
- beq 1003f
-1002: tst \irqstat, #1
- bne 1003f
- add \irqnr, \irqnr, #1
- movs \irqstat, \irqstat, lsr #1
- bne 1002b
-1003: /* EQ will be set if no irqs pending */
- .endm
diff --git a/arch/arm/mach-u300/u300.c b/arch/arm/mach-u300/u300.c
index 89422ee7f3a..4a4fd334eb6 100644
--- a/arch/arm/mach-u300/u300.c
+++ b/arch/arm/mach-u300/u300.c
@@ -19,6 +19,7 @@
#include <linux/io.h>
#include <mach/hardware.h>
#include <mach/platform.h>
+#include <asm/hardware/vic.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/memory.h>
@@ -49,6 +50,7 @@ MACHINE_START(U300, MACH_U300_STRING)
.atag_offset = BOOT_PARAMS_OFFSET,
.map_io = u300_map_io,
.init_irq = u300_init_irq,
+ .handle_irq = vic_handle_irq,
.timer = &u300_timer,
.init_machine = u300_init_machine,
MACHINE_END