diff options
Diffstat (limited to 'include/asm-arm/arch-mxc/mx31.h')
| -rw-r--r-- | include/asm-arm/arch-mxc/mx31.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/asm-arm/arch-mxc/mx31.h b/include/asm-arm/arch-mxc/mx31.h index 36a1af495bb..98e6a4cd1ea 100644 --- a/include/asm-arm/arch-mxc/mx31.h +++ b/include/asm-arm/arch-mxc/mx31.h @@ -347,6 +347,25 @@ #define SYSTEM_REV_MIN CHIP_REV_1_0 #define SYSTEM_REV_NUM 3 +/* gpio and gpio based interrupt handling */ +#define GPIO_DR 0x00 +#define GPIO_GDIR 0x04 +#define GPIO_PSR 0x08 +#define GPIO_ICR1 0x0C +#define GPIO_ICR2 0x10 +#define GPIO_IMR 0x14 +#define GPIO_ISR 0x18 +#define GPIO_INT_LOW_LEV 0x0 +#define GPIO_INT_HIGH_LEV 0x1 +#define GPIO_INT_RISE_EDGE 0x2 +#define GPIO_INT_FALL_EDGE 0x3 +#define GPIO_INT_NONE 0x4 + +/* Mandatory defines used globally */ + +/* this CPU supports up to 96 GPIOs */ +#define ARCH_NR_GPIOS 96 + #if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS) /* this is a i.MX31 CPU */ |