original files of m241

vxworks-6.9/target/h/hwif/i2c/mcfI2c.h

@@ -0,0 +1,75 @@
+/* mcfI2c.h - coldfire I2C device header */
+
+/*
+ * Copyright 2007, 2008 Wind River Systems, Inc.
+ *
+ * The right to copy, distribute, modify or otherwise make use
+ * of this software may be licensed only pursuant to the terms
+ * of an applicable Wind River license agreement.
+ */
+
+/*
+modification history
+--------------------
+01b,06feb08,rec  change CAST_M5208 macros to more generic type
+01a,14dec07,rec	 created
+*/
+
+#ifndef __INCmcfI2ch
+#define __INCmcfI2ch
+
+/* register offsets */
+
+#define MCF_I2C_I2AR_OFF    0x00
+#define MCF_I2C_I2FDR_OFF   0x04
+#define MCF_I2C_I2CR_OFF    0x08
+#define MCF_I2C_I2SR_OFF    0x0C
+#define MCF_I2C_I2DR_OFF    0x10
+
+/* Register read/write macros */
+
+#define MCF_I2C_I2AR	  (CAST_MCF_VOLPTR( UINT8 )(MCF_I2C_BASE + \
+                                MCF_I2C_I2AR_OFF))
+#define MCF_I2C_I2FDR	  (CAST_MCF_VOLPTR( UINT8 )(MCF_I2C_BASE + \
+                                MCF_I2C_I2FDR_OFF))
+#define MCF_I2C_I2CR	  (CAST_MCF_VOLPTR( UINT8 )(MCF_I2C_BASE + \
+                                MCF_I2C_I2CR_OFF))
+#define MCF_I2C_I2SR	  (CAST_MCF_VOLPTR( UINT8 )(MCF_I2C_BASE + \
+                                MCF_I2C_I2SR_OFF))
+#define MCF_I2C_I2DR	  (CAST_MCF_VOLPTR( UINT8 )(MCF_I2C_BASE + \
+                                MCF_I2C_I2DR_OFF))
+
+/* Bit definitions and macros for MCF_I2C_I2AR */
+
+#define MCF_I2C_I2AR_ADR(x)	(((x)&0x7F)<<1)
+
+/* Bit definitions and macros for MCF_I2C_I2FDR */
+
+#define MCF_I2C_I2FDR_IC(x)	(((x)&0x3F)<<0)
+
+/* Bit definitions and macros for MCF_I2C_I2CR */
+
+#define MCF_I2C_I2CR_RSTA	(0x04)
+#define MCF_I2C_I2CR_TXAK	(0x08)
+#define MCF_I2C_I2CR_MTX	(0x10)
+#define MCF_I2C_I2CR_MSTA	(0x20)
+#define MCF_I2C_I2CR_IIEN	(0x40)
+#define MCF_I2C_I2CR_IEN	(0x80)
+
+/* Bit definitions and macros for MCF_I2C_I2SR */
+
+#define MCF_I2C_I2SR_RXAK	(0x01)
+#define MCF_I2C_I2SR_IIF	(0x02)
+#define MCF_I2C_I2SR_SRW	(0x04)
+#define MCF_I2C_I2SR_IAL	(0x10)
+#define MCF_I2C_I2SR_IBB	(0x20)
+#define MCF_I2C_I2SR_IAAS	(0x40)
+#define MCF_I2C_I2SR_ICF	(0x80)
+
+/* Bit definitions and macros for MCF_I2C_I2DR */
+
+#define MCF_I2C_I2DR_DATA(x)	(((x)&0xFF)<<0)
+
+
+#endif
+