X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-arm%2Farch-mxc%2Fmx31.h;h=a7373e4a56cba14a0109d4c60d24c7ca545fcffd;hb=f31405cc4cc568baad28273c7f45b0563b57a17d;hp=85c49c9e5d158b39f3dc37de0a1f0f2f3851727c;hpb=39fe5434cb9de5da40510028b17b96bc4eb312b3;p=linux-2.6

diff --git a/include/asm-arm/arch-mxc/mx31.h b/include/asm-arm/arch-mxc/mx31.h
index 85c49c9e5d..a7373e4a56 100644
--- a/include/asm-arm/arch-mxc/mx31.h
+++ b/include/asm-arm/arch-mxc/mx31.h
@@ -317,6 +317,10 @@
 #define MXC_MAX_INT_LINES	64
 
 #define MXC_GPIO_INT_BASE	MXC_MAX_INT_LINES
+#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
@@ -329,7 +333,52 @@
 
 #define PROD_SIGNATURE		0x1	/* For MX31 */
 
+/* silicon revisions specific to i.MX31 */
+#define CHIP_REV_1_0		0x10
+#define CHIP_REV_1_1		0x11
+#define CHIP_REV_1_2		0x12
+#define CHIP_REV_1_3		0x13
+#define CHIP_REV_2_0		0x20
+#define CHIP_REV_2_1		0x21
+#define CHIP_REV_2_2		0x22
+#define CHIP_REV_2_3		0x23
+#define CHIP_REV_3_0		0x30
+#define CHIP_REV_3_1		0x31
+#define CHIP_REV_3_2		0x32
+
 #define SYSTEM_REV_MIN		CHIP_REV_1_0
 #define SYSTEM_REV_NUM		3
 
-#endif			/*  __ASM_ARCH_MXC_MX31_H__ */
+/* 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 */
+#define cpu_is_mx31()		(1)
+
+extern unsigned int system_rev;
+
+static inline int mx31_revision(void)
+{
+	return system_rev;
+}
+#endif
+
+#endif /*  __ASM_ARCH_MXC_MX31_H__ */