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>
This commit is contained in:
Janusz Krzysztofik 2010-04-28 01:07:42 +00:00 committed by Tony Lindgren
parent 4cb2dc67d1
commit e6f740f596
1 changed files with 6 additions and 0 deletions

View File

@ -33,6 +33,8 @@
#include <plat/board.h> #include <plat/board.h>
#include <plat/common.h> #include <plat/common.h>
#include <mach/ams-delta-fiq.h>
static u8 ams_delta_latch1_reg; static u8 ams_delta_latch1_reg;
static u16 ams_delta_latch2_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); omap_usb_init(&ams_delta_usb_config);
platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices)); 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); omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
} }