ARM: picoxcell: don't reserve irq_descs
All irq_desc's are now dynamically allocated so we don't need to
statically reserve them.
v2: - select SPARSE_IRQ and set .nr_irqs to NR_IRQS_LEGACY to skip
ISA and IRQ 0.
Signed-off-by: Jamie Iles <jamie@jamieiles.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index abba5b8..0d961cb 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -650,6 +650,7 @@
select HAVE_SCHED_CLOCK
select HAVE_TCM
select NO_IOPORT
+ select SPARSE_IRQ
select USE_OF
help
This enables support for systems based on the Picochip picoXcell
diff --git a/arch/arm/mach-picoxcell/common.c b/arch/arm/mach-picoxcell/common.c
index ad871bd..d34b333 100644
--- a/arch/arm/mach-picoxcell/common.c
+++ b/arch/arm/mach-picoxcell/common.c
@@ -45,7 +45,7 @@
DT_MACHINE_START(PICOXCELL, "Picochip picoXcell")
.map_io = picoxcell_map_io,
- .nr_irqs = ARCH_NR_IRQS,
+ .nr_irqs = NR_IRQS_LEGACY,
.init_irq = picoxcell_init_irq,
.handle_irq = vic_handle_irq,
.timer = &picoxcell_timer,
diff --git a/arch/arm/mach-picoxcell/include/mach/irqs.h b/arch/arm/mach-picoxcell/include/mach/irqs.h
index 4d13ed97..59eac1e 100644
--- a/arch/arm/mach-picoxcell/include/mach/irqs.h
+++ b/arch/arm/mach-picoxcell/include/mach/irqs.h
@@ -1,8 +1,6 @@
/*
* Copyright (c) 2011 Picochip Ltd., Jamie Iles
*
- * This file contains the hardware definitions of the picoXcell SoC devices.
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
@@ -16,10 +14,7 @@
#ifndef __MACH_IRQS_H
#define __MACH_IRQS_H
-#define ARCH_NR_IRQS 64
-#define NR_IRQS (128 + ARCH_NR_IRQS)
-
-#define IRQ_VIC0_BASE 0
-#define IRQ_VIC1_BASE 32
+/* We dynamically allocate our irq_desc's. */
+#define NR_IRQS 0
#endif /* __MACH_IRQS_H */
