[ARM] pxa: further cleanup of pxa-regs.h

Signed-off-by: NEric Miao <eric.miao@marvell.com>

arch/arm/mach-pxa/include/mach/pxa-regs.h

@@ -123,18 +123,6 @@
 #define DCMD_WIDTH4	(3 << 14)	/* 4 byte width (Word) */
 #define DCMD_LENGTH	0x01fff		/* length mask (max = 8K - 1) */
 
-/*
- * I2C registers - moved into drivers/i2c/busses/i2c-pxa.c
- */
-
-/*
- * Serial Audio Controller - moved into sound/soc/pxa/pxa2xx-i2s.c
- */
-
-/*
- * Fast Infrared Communication Port - moved into drivers/net/irda/pxaficp_ir.c
- */
-
 /*
  * Real Time Clock
  */
@@ -271,21 +259,4 @@
 #define GAFR(x)		(*((((x) & 0x7f) < 96) ? &_GAFR(x) : \
 			 ((((x) & 0x7f) < 112) ? &GAFR3_L : &GAFR3_U)))
 
-
-/*
- * Power Manager - see pxa2xx-regs.h
- */
-
-/*
- * SSP Serial Port Registers - see arch/arm/mach-pxa/include/mach/regs-ssp.h
- */
-
-/*
- * MultiMediaCard (MMC) controller - see drivers/mmc/host/pxamci.h
- */
-
-/*
- * Core Clock - see arch/arm/mach-pxa/include/mach/pxa2xx-regs.h
- */
-
 #endif