target/linux/brcm2708/patches-3.10/0192-mach-bcm2708-Reserve-64-IRQs-for-peripherals.patch

   1 From 4f11f18f656b0c3538bb92cffcea62401f351660 Mon Sep 17 00:00:00 2001
   2 From: notro <notro@tronnes.org>
   3 Date: Sun, 20 Apr 2014 18:51:40 +0200
   4 Subject: [PATCH 192/196] mach-bcm2708: Reserve 64 IRQs for peripherals
   5
   6 The Raspberry Pi does not support dynamic IRQs.  Some peripherals, such
   7 as the STMPE, add IRQ controllers.  If there aren't any reserved IRQs, then
   8 these peripherals will just fail.
   9
  10 Signed-off-by: Sean Cross <xobs@kosagi.com>
  11 Signed-off-by: Noralf Tronnes <notro@tronnes.org>
  12 ---
  13  arch/arm/mach-bcm2708/include/mach/irqs.h | 3 ++-
  14  1 file changed, 2 insertions(+), 1 deletion(-)
  15
  16 diff --git a/arch/arm/mach-bcm2708/include/mach/irqs.h b/arch/arm/mach-bcm2708/include/mach/irqs.h
  17 index 9aaedf1..1947d91 100644
  18 --- a/arch/arm/mach-bcm2708/include/mach/irqs.h
  19 +++ b/arch/arm/mach-bcm2708/include/mach/irqs.h
  20 @@ -192,8 +192,9 @@
  21  #define HARD_IRQS            (64 + 21)
  22  #define FIQ_IRQS              (64 + 21)
  23  #define GPIO_IRQS            (32*5)
  24 +#define SPARE_IRQS             (64)
  25
  26 -#define NR_IRQS                      HARD_IRQS+FIQ_IRQS+GPIO_IRQS
  27 +#define NR_IRQS                      HARD_IRQS+FIQ_IRQS+GPIO_IRQS+SPARE_IRQS
  28
  29
  30  #endif /* _BCM2708_IRQS_H_ */
  31 --
  32 1.9.1
  33