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-rw-r--r--include/asm-arm/arch-mxc/mx31.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/asm-arm/arch-mxc/mx31.h b/include/asm-arm/arch-mxc/mx31.h
index 36a1af4..a7373e4 100644
--- a/include/asm-arm/arch-mxc/mx31.h
+++ b/include/asm-arm/arch-mxc/mx31.h
@@ -320,6 +320,8 @@
#define MXC_MAX_GPIO_LINES (GPIO_NUM_PIN * GPIO_PORT_NUM)
#define MXC_MAX_VIRTUAL_INTS 16
+#define NR_IRQS (MXC_MAX_INT_LINES + MXC_MAX_GPIO_LINES + MXC_MAX_VIRTUAL_INTS)
+
/*!
* Number of GPIO port as defined in the IC Spec
*/
@@ -347,6 +349,25 @@
#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 */