3 files changed, 70 insertions, 16 deletions

diff --git a/include/asm-arm/arch-imx/imx-regs.h b/include/asm-arm/arch-imx/imx-regs.h
index f32c203952cf..93b840e8fa60 100644
--- a/include/asm-arm/arch-imx/imx-regs.h
+++ b/include/asm-arm/arch-imx/imx-regs.h
@@ -228,6 +228,30 @@
 #define PD31_BIN_SPI2_TXD    ( GPIO_PORTD | GPIO_BIN | 31 )
 
 /*
+ * PWM controller
+ */
+#define PWMC    __REG(IMX_PWM_BASE + 0x00)      /* PWM Control Register         */
+#define PWMS    __REG(IMX_PWM_BASE + 0x04)      /* PWM Sample Register          */
+#define PWMP    __REG(IMX_PWM_BASE + 0x08)      /* PWM Period Register          */
+#define PWMCNT  __REG(IMX_PWM_BASE + 0x0C)      /* PWM Counter Register         */
+
+#define PWMC_HCTR               (0x01<<18)              /* Halfword FIFO Data Swapping  */
+#define PWMC_BCTR               (0x01<<17)              /* Byte FIFO Data Swapping      */
+#define PWMC_SWR                (0x01<<16)              /* Software Reset               */
+#define PWMC_CLKSRC             (0x01<<15)              /* Clock Source                 */
+#define PWMC_PRESCALER(x)       (((x-1) & 0x7F) << 8)   /* PRESCALER                    */
+#define PWMC_IRQ                (0x01<< 7)              /* Interrupt Request            */
+#define PWMC_IRQEN              (0x01<< 6)              /* Interrupt Request Enable     */
+#define PWMC_FIFOAV             (0x01<< 5)              /* FIFO Available               */
+#define PWMC_EN                 (0x01<< 4)              /* Enables/Disables the PWM     */
+#define PWMC_REPEAT(x)          (((x) & 0x03) << 2)     /* Sample Repeats               */
+#define PWMC_CLKSEL(x)          (((x) & 0x03) << 0)     /* Clock Selection              */
+
+#define PWMS_SAMPLE(x)          ((x) & 0xFFFF)          /* Contains a two-sample word   */
+#define PWMP_PERIOD(x)          ((x) & 0xFFFF)          /* Represents the PWM's period  */
+#define PWMC_COUNTER(x)         ((x) & 0xFFFF)          /* Represents the current count value   */
+
+/*
  *  DMA Controller
  */
 #define DCR     __REG(IMX_DMAC_BASE +0x00)      /* DMA Control Register */
diff --git a/include/asm-arm/arch-s3c2410/regs-nand.h b/include/asm-arm/arch-s3c2410/regs-nand.h
index c443ac834698..7cff235e667a 100644
--- a/include/asm-arm/arch-s3c2410/regs-nand.h
+++ b/include/asm-arm/arch-s3c2410/regs-nand.h
@@ -1,16 +1,17 @@
 /* linux/include/asm-arm/arch-s3c2410/regs-nand.h
  *
- * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk>
+ * Copyright (c) 2004,2005 Simtec Electronics <linux@simtec.co.uk>
  *                    http://www.simtec.co.uk/products/SWLINUX/
  *
  * 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.
  *
- * S3C2410 clock register definitions
+ * S3C2410 NAND register definitions
  *
  *  Changelog:
  *    18-Aug-2004    BJD     Copied file from 2.4 and updated
+ *    01-May-2005    BJD     Added definitions for s3c2440 controller
 */
 
 #ifndef __ASM_ARM_REGS_NAND
@@ -26,6 +27,22 @@
 #define S3C2410_NFSTAT  S3C2410_NFREG(0x10)
 #define S3C2410_NFECC   S3C2410_NFREG(0x14)
 
+#define S3C2440_NFCONT   S3C2410_NFREG(0x04)
+#define S3C2440_NFCMD    S3C2410_NFREG(0x08)
+#define S3C2440_NFADDR   S3C2410_NFREG(0x0C)
+#define S3C2440_NFDATA   S3C2410_NFREG(0x10)
+#define S3C2440_NFECCD0  S3C2410_NFREG(0x14)
+#define S3C2440_NFECCD1  S3C2410_NFREG(0x18)
+#define S3C2440_NFECCD   S3C2410_NFREG(0x1C)
+#define S3C2440_NFSTAT   S3C2410_NFREG(0x20)
+#define S3C2440_NFESTAT0 S3C2410_NFREG(0x24)
+#define S3C2440_NFESTAT1 S3C2410_NFREG(0x28)
+#define S3C2440_NFMECC0  S3C2410_NFREG(0x2C)
+#define S3C2440_NFMECC1  S3C2410_NFREG(0x30)
+#define S3C2440_NFSECC   S3C2410_NFREG(0x34)
+#define S3C2440_NFSBLK   S3C2410_NFREG(0x38)
+#define S3C2440_NFEBLK   S3C2410_NFREG(0x3C)
+
 #define S3C2410_NFCONF_EN          (1<<15)
 #define S3C2410_NFCONF_512BYTE     (1<<14)
 #define S3C2410_NFCONF_4STEP       (1<<13)
@@ -37,7 +54,28 @@
 
 #define S3C2410_NFSTAT_BUSY        (1<<0)
 
-/* think ECC can only be 8bit read? */
+#define S3C2440_NFCONF_BUSWIDTH_8       (0<<0)
+#define S3C2440_NFCONF_BUSWIDTH_16      (1<<0)
+#define S3C2440_NFCONF_ADVFLASH         (1<<3)
+#define S3C2440_NFCONF_TACLS(x)         ((x)<<12)
+#define S3C2440_NFCONF_TWRPH0(x)        ((x)<<8)
+#define S3C2440_NFCONF_TWRPH1(x)        ((x)<<4)
+
+#define S3C2440_NFCONT_LOCKTIGHT        (1<<13)
+#define S3C2440_NFCONT_SOFTLOCK         (1<<12)
+#define S3C2440_NFCONT_ILLEGALACC_EN    (1<<10)
+#define S3C2440_NFCONT_RNBINT_EN        (1<<9)
+#define S3C2440_NFCONT_RN_FALLING       (1<<8)
+#define S3C2440_NFCONT_SPARE_ECCLOCK    (1<<6)
+#define S3C2440_NFCONT_MAIN_ECCLOCK     (1<<5)
+#define S3C2440_NFCONT_INITECC          (1<<4)
+#define S3C2440_NFCONT_nFCE             (1<<1)
+#define S3C2440_NFCONT_ENABLE           (1<<0)
+
+#define S3C2440_NFSTAT_READY            (1<<0)
+#define S3C2440_NFSTAT_nCE              (1<<1)
+#define S3C2440_NFSTAT_RnB_CHANGE       (1<<2)
+#define S3C2440_NFSTAT_ILLEGAL_ACCESS   (1<<3)
 
 #endif /* __ASM_ARM_REGS_NAND */
 
diff --git a/include/asm-arm/page.h b/include/asm-arm/page.h
index 4ca3a8e9348f..019c45d75730 100644
--- a/include/asm-arm/page.h
+++ b/include/asm-arm/page.h
@@ -114,19 +114,8 @@ extern void __cpu_copy_user_page(void *to, const void *from,
                                  unsigned long user);
 #endif
 
-#define clear_user_page(addr,vaddr,pg)                  \
-        do {                                            \
-                preempt_disable();                      \
-                __cpu_clear_user_page(addr, vaddr);     \
-                preempt_enable();                       \
-        } while (0)
-
-#define copy_user_page(to,from,vaddr,pg)                \
-        do {                                            \
-                preempt_disable();                      \
-                __cpu_copy_user_page(to, from, vaddr);  \
-                preempt_enable();                       \
-        } while (0)
+#define clear_user_page(addr,vaddr,pg)   __cpu_clear_user_page(addr, vaddr)
+#define copy_user_page(to,from,vaddr,pg) __cpu_copy_user_page(to, from, vaddr)
 
 #define clear_page(page)        memzero((void *)(page), PAGE_SIZE)
 extern void copy_page(void *to, const void *from);
@@ -171,6 +160,9 @@ typedef unsigned long pgprot_t;
 
 #endif /* STRICT_MM_TYPECHECKS */
 
+/* the upper-most page table pointer */
+extern pmd_t *top_pmd;
+
 /* Pure 2^n version of get_order */
 static inline int get_order(unsigned long size)
 {