ppc_4xx: Apply new HW register names

Modify all existing *.c files to use the new register names
as seen in the AMCC manuals.

Signed-off-by: Niklaus Giger <niklaus.giger@member.fsf.org>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/board/exbitgen/init.S b/board/exbitgen/init.S
index 7a9726f..721aaac 100644
--- a/board/exbitgen/init.S
+++ b/board/exbitgen/init.S
@@ -52,7 +52,7 @@
 #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_CLKDIV	(I2C_REGISTERS_BASE_ADDRESS+IIC0_CLKDIV)
 #define    IIC_INTRMSK	(I2C_REGISTERS_BASE_ADDRESS+IICINTRMSK)
 #define    IIC_XFRCNT	(I2C_REGISTERS_BASE_ADDRESS+IICXFRCNT)
 #define    IIC_XTCNTLSS	(I2C_REGISTERS_BASE_ADDRESS+IICXTCNTLSS)
@@ -537,7 +537,7 @@
 	WRITE_I2C(IICHSADR, 0x00)	/* clear hi slave address */
 	WRITE_I2C(IICSTS, 0x08)		/* update status register */
 	WRITE_I2C(IICEXTSTS, 0x8f)
-	WRITE_I2C(IICCLKDIV, 0x05)
+	WRITE_I2C(IIC0_CLKDIV, 0x05)
 	WRITE_I2C(IICINTRMSK, 0x00)	/* no interrupts */
 	WRITE_I2C(IICXFRCNT, 0x00)	/* clear transfer count */
 	WRITE_I2C(IICXTCNTLSS, 0xf0)	/* clear extended control & stat */