OMAP1: Amstrad Delta: use FIQ for processing GPIO interrupts

The patch adds initialization of FIQ related handlers to the Amstrad Delta
videophone board code. FIQ will be used instead of a traditional IRQ for
processing all GPIO generated interrupts, including a keyboard serial clock
line.

Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c
index 9217bbdc35ab958fa1d6072d3766fc62d5c759ef..fdd1dd53fa9ceddcc5738687b36215d31c3b8ca0 100644 (file)
--- a/arch/arm/mach-omap1/board-ams-delta.c
+++ b/arch/arm/mach-omap1/board-ams-delta.c
@@ -33,6 +33,8 @@
 #include <plat/board.h>
 #include <plat/common.h>
 
+#include <mach/ams-delta-fiq.h>
+
 static u8 ams_delta_latch1_reg;
 static u16 ams_delta_latch2_reg;
 
@@ -236,6 +238,10 @@ static void __init ams_delta_init(void)
        omap_usb_init(&ams_delta_usb_config);
        platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
 
+#ifdef CONFIG_AMS_DELTA_FIQ
+       ams_delta_init_fiq();
+#endif
+
        omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
 }