85xx: Add defines for BUCSR bits to make code more readable

[karo-tx-uboot.git] / include / 4xx_i2c.h

diff --git a/include/4xx_i2c.h b/include/4xx_i2c.h
index f0e772c0501b51eeb827a92d0613115aa0be0bf7..0c6c926f73174bf0573889ab30e7037f3abf2518 100644 (file)
--- a/include/4xx_i2c.h
+++ b/include/4xx_i2c.h
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2007
+ * (C) Copyright 2007-2009
  * Stefan Roese, DENX Software Engineering, sr@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
@@ -52,22 +52,26 @@
 #define I2C_BASE_ADDR  (0xEF600500 + I2C_BUS_OFFS)
 #endif
 
-#define I2C_REGISTERS_BASE_ADDRESS I2C_BASE_ADDR
-#define IIC_MDBUF      (I2C_REGISTERS_BASE_ADDRESS+IICMDBUF)
-#define IIC_SDBUF      (I2C_REGISTERS_BASE_ADDRESS+IICSDBUF)
-#define IIC_LMADR      (I2C_REGISTERS_BASE_ADDRESS+IICLMADR)
-#define IIC_HMADR      (I2C_REGISTERS_BASE_ADDRESS+IICHMADR)
-#define IIC_CNTL       (I2C_REGISTERS_BASE_ADDRESS+IICCNTL)
-#define IIC_MDCNTL     (I2C_REGISTERS_BASE_ADDRESS+IICMDCNTL)
-#define IIC_STS                (I2C_REGISTERS_BASE_ADDRESS+IICSTS)
-#define IIC_EXTSTS     (I2C_REGISTERS_BASE_ADDRESS+IICEXTSTS)
-#define IIC_LSADR      (I2C_REGISTERS_BASE_ADDRESS+IICLSADR)
-#define IIC_HSADR      (I2C_REGISTERS_BASE_ADDRESS+IICHSADR)
-#define IIC_CLKDIV     (I2C_REGISTERS_BASE_ADDRESS+IICCLKDIV)
-#define IIC_INTRMSK    (I2C_REGISTERS_BASE_ADDRESS+IICINTRMSK)
-#define IIC_XFRCNT     (I2C_REGISTERS_BASE_ADDRESS+IICXFRCNT)
-#define IIC_XTCNTLSS   (I2C_REGISTERS_BASE_ADDRESS+IICXTCNTLSS)
-#define IIC_DIRECTCNTL (I2C_REGISTERS_BASE_ADDRESS+IICDIRECTCNTL)
+struct ppc4xx_i2c {
+       u8 mdbuf;
+       u8 res1;
+       u8 sdbuf;
+       u8 res2;
+       u8 lmadr;
+       u8 hmadr;
+       u8 cntl;
+       u8 mdcntl;
+       u8 sts;
+       u8 extsts;
+       u8 lsadr;
+       u8 hsadr;
+       u8 clkdiv;
+       u8 intrmsk;
+       u8 xfrcnt;
+       u8 xtcntlss;
+       u8 directcntl;
+       u8 intr;
+};
 
 /* MDCNTL Register Bit definition */
 #define IIC_MDCNTL_HSCL                0x01