[ARM] 4521/2: S3C: Reorganise VA mapping headers

Reorganise the definition of the virtual addresses
used into a common header and update the users to
rename S3C2410 items into a more common S3C defined
macros.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

include/asm-arm/arch-s3c2410/map.h

@@ -13,32 +13,19 @@
 #ifndef __ASM_ARCH_MAP_H
 #define __ASM_ARCH_MAP_H
 
-/* we have a bit of a tight squeeze to fit all our registers from
- * 0xF00000000 upwards, since we use all of the nGCS space in some
- * capacity, and also need to fit the S3C2410 registers in as well...
- *
- * we try to ensure stuff like the IRQ registers are available for
- * an single MOVS instruction (ie, only 8 bits of set data)
- *
- * Note, we are trying to remove some of these from the implementation
- * as they are only useful to certain drivers...
- */
+#include <asm/plat-s3c/map.h>
 
-#ifndef __ASSEMBLY__
-#define S3C2410_ADDR(x)	  ((void __iomem __force *)0xF0000000 + (x))
-#else
-#define S3C2410_ADDR(x)	  (0xF0000000 + (x))
-#endif
+#define S3C2410_ADDR(x)		S3C_ADDR(x)
 
 /* interrupt controller is the first thing we put in, to make
  * the assembly code for the irq detection easier
  */
-#define S3C24XX_VA_IRQ	   S3C2410_ADDR(0x00000000)
+#define S3C24XX_VA_IRQ	   S3C_VA_IRQ
 #define S3C2410_PA_IRQ	   (0x4A000000)
 #define S3C24XX_SZ_IRQ	   SZ_1M
 
 /* memory controller registers */
-#define S3C24XX_VA_MEMCTRL S3C2410_ADDR(0x00100000)
+#define S3C24XX_VA_MEMCTRL S3C_VA_MEM
 #define S3C2410_PA_MEMCTRL (0x48000000)
 #define S3C24XX_SZ_MEMCTRL SZ_1M
 
@@ -51,7 +38,7 @@
 #define S3C24XX_SZ_DMA	   SZ_1M
 
 /* Clock and Power management */
-#define S3C24XX_VA_CLKPWR  S3C2410_ADDR(0x00200000)
+#define S3C24XX_VA_CLKPWR  S3C_VA_SYS
 #define S3C2410_PA_CLKPWR  (0x4C000000)
 #define S3C24XX_SZ_CLKPWR  SZ_1M
 
@@ -64,12 +51,12 @@
 #define S3C24XX_SZ_NAND	   SZ_1M
 
 /* UARTs */
-#define S3C24XX_VA_UART	   S3C2410_ADDR(0x00400000)
+#define S3C24XX_VA_UART	   S3C_VA_UART
 #define S3C2410_PA_UART	   (0x50000000)
 #define S3C24XX_SZ_UART	   SZ_1M
 
 /* Timers */
-#define S3C24XX_VA_TIMER   S3C2410_ADDR(0x00500000)
+#define S3C24XX_VA_TIMER   S3C_VA_TIMER
 #define S3C2410_PA_TIMER   (0x51000000)
 #define S3C24XX_SZ_TIMER   SZ_1M
 
@@ -78,7 +65,7 @@
 #define S3C24XX_SZ_USBDEV  SZ_1M
 
 /* Watchdog */
-#define S3C24XX_VA_WATCHDOG S3C2410_ADDR(0x00700000)
+#define S3C24XX_VA_WATCHDOG S3C_VA_WATCHDOG
 #define S3C2410_PA_WATCHDOG (0x53000000)
 #define S3C24XX_SZ_WATCHDOG SZ_1M
 
@@ -96,7 +83,7 @@
  * it is the same distance apart from the UART in the
  * phsyical address space, as the initial mapping for the IO
  * is done as a 1:1 maping. This puts it (currently) at
- * 0xF6800000, which is not in the way of any current mapping
+ * 0xFA800000, which is not in the way of any current mapping
  * by the base system.
 */
 
@@ -153,7 +140,6 @@
 
 #define S3C2410_SDRAM_PA    (S3C2410_CS6)
 
-
 /* Use a single interface for common resources between S3C24XX cpus */
 
 #define S3C24XX_PA_IRQ      S3C2410_PA_IRQ

include/asm-arm/plat-s3c/map.h

@@ -0,0 +1,40 @@
+/* linux/include/asm-arm/plat-s3c/map.h
+ *
+ * Copyright 2003, 2007 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - Memory map definitions (virtual addresses)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_PLAT_MAP_H
+#define __ASM_PLAT_MAP_H __FILE__
+
+/* Fit all our registers in at 0xF4000000 upwards, trying to use as
+ * little of the VA space as possible so vmalloc and friends have a
+ * better chance of getting memory.
+ *
+ * we try to ensure stuff like the IRQ registers are available for
+ * an single MOVS instruction (ie, only 8 bits of set data)
+ */
+
+#define S3C_ADDR_BASE	(0xF4000000)
+
+#ifndef __ASSEMBLY__
+#define S3C_ADDR(x)	((void __iomem __force *)S3C_ADDR_BASE + (x))
+#else
+#define S3C_ADDR(x)	(S3C_ADDR_BASE + (x))
+#endif
+
+#define S3C_VA_IRQ	S3C_ADDR(0x000000000)	/* irq controller(s) */
+#define S3C_VA_SYS	S3C_ADDR(0x001000000)	/* system control */
+#define S3C_VA_MEM	S3C_ADDR(0x002000000)	/* system control */
+#define S3C_VA_TIMER	S3C_ADDR(0x003000000)	/* timer block */
+#define S3C_VA_WATCHDOG	S3C_ADDR(0x004000000)	/* watchdog */
+#define S3C_VA_UART	S3C_ADDR(0x010000000)	/* UART */
+
+#endif /* __ASM_PLAT_MAP_H */

include/asm-arm/plat-s3c/regs-serial.h

@@ -32,10 +32,10 @@
 #ifndef __ASM_ARM_REGS_SERIAL_H
 #define __ASM_ARM_REGS_SERIAL_H
 
-#define S3C24XX_VA_UART0      (S3C24XX_VA_UART)
-#define S3C24XX_VA_UART1      (S3C24XX_VA_UART + 0x4000 )
-#define S3C24XX_VA_UART2      (S3C24XX_VA_UART + 0x8000 )
-#define S3C24XX_VA_UART3      (S3C24XX_VA_UART + 0xC000 )
+#define S3C24XX_VA_UART0      (S3C_VA_UART)
+#define S3C24XX_VA_UART1      (S3C_VA_UART + 0x4000 )
+#define S3C24XX_VA_UART2      (S3C_VA_UART + 0x8000 )
+#define S3C24XX_VA_UART3      (S3C_VA_UART + 0xC000 )
 
 #define S3C2410_PA_UART0      (S3C24XX_PA_UART)
 #define S3C2410_PA_UART1      (S3C24XX_PA_UART + 0x4000 )

include/asm-arm/plat-s3c/regs-timer.h

@@ -14,12 +14,12 @@
 #ifndef __ASM_ARCH_REGS_TIMER_H
 #define __ASM_ARCH_REGS_TIMER_H "$Id: timer.h,v 1.4 2003/05/06 19:30:50 ben Exp $"
 
-#define S3C2410_TIMERREG(x) (S3C24XX_VA_TIMER + (x))
-#define S3C2410_TIMERREG2(tmr,reg) S3C2410_TIMERREG((reg)+0x0c+((tmr)*0x0c))
+#define S3C_TIMERREG(x) (S3C_VA_TIMER + (x))
+#define S3C_TIMERREG2(tmr,reg) S3C_TIMERREG((reg)+0x0c+((tmr)*0x0c))
 
-#define S3C2410_TCFG0	      S3C2410_TIMERREG(0x00)
-#define S3C2410_TCFG1	      S3C2410_TIMERREG(0x04)
-#define S3C2410_TCON	      S3C2410_TIMERREG(0x08)
+#define S3C2410_TCFG0	      S3C_TIMERREG(0x00)
+#define S3C2410_TCFG1	      S3C_TIMERREG(0x04)
+#define S3C2410_TCON	      S3C_TIMERREG(0x08)
 
 #define S3C2410_TCFG_PRESCALER0_MASK (255<<0)
 #define S3C2410_TCFG_PRESCALER1_MASK (255<<8)
@@ -71,9 +71,9 @@
 
 /* WARNING - timer 4 has no buffer reg, and it's observation is at +4 */
 
-#define S3C2410_TCNTB(tmr)    S3C2410_TIMERREG2(tmr, 0x00)
-#define S3C2410_TCMPB(tmr)    S3C2410_TIMERREG2(tmr, 0x04)
-#define S3C2410_TCNTO(tmr)    S3C2410_TIMERREG2(tmr, (((tmr) == 4) ? 0x04 : 0x08))
+#define S3C2410_TCNTB(tmr)    S3C_TIMERREG2(tmr, 0x00)
+#define S3C2410_TCMPB(tmr)    S3C_TIMERREG2(tmr, 0x04)
+#define S3C2410_TCNTO(tmr)    S3C_TIMERREG2(tmr, (((tmr) == 4) ? 0x04 : 0x08))
 
 #define S3C2410_TCON_T4RELOAD	  (1<<22)
 #define S3C2410_TCON_T4MANUALUPD  (1<<21)

include/asm-arm/plat-s3c/regs-watchdog.h

@@ -14,11 +14,11 @@
 #ifndef __ASM_ARCH_REGS_WATCHDOG_H
 #define __ASM_ARCH_REGS_WATCHDOG_H "$Id: watchdog.h,v 1.2 2003/04/29 13:31:09 ben Exp $"
 
-#define S3C2410_WDOGREG(x) ((x) + S3C24XX_VA_WATCHDOG)
+#define S3C_WDOGREG(x) ((x) + S3C_VA_WATCHDOG)
 
-#define S3C2410_WTCON	   S3C2410_WDOGREG(0x00)
-#define S3C2410_WTDAT	   S3C2410_WDOGREG(0x04)
-#define S3C2410_WTCNT	   S3C2410_WDOGREG(0x08)
+#define S3C2410_WTCON	   S3C_WDOGREG(0x00)
+#define S3C2410_WTDAT	   S3C_WDOGREG(0x04)
+#define S3C2410_WTCNT	   S3C_WDOGREG(0x08)
 
 /* the watchdog can either generate a reset pulse, or an
  * interrupt.