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   1 /* linux/include/asm-arm/arch-s3c2410/h1940-latch.h
   2  *
   3  * (c) 2005 Simtec Electronics
   4  *      http://armlinux.simtec.co.uk/
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *
   7  *  iPAQ H1940 series - latch definitions
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12 */
  13
  14 #ifndef __ASM_ARCH_H1940_LATCH_H
  15 #define __ASM_ARCH_H1940_LATCH_H
  16
  17
  18 #ifndef __ASSEMBLY__
  19 #define H1940_LATCH             ((void __iomem *)0xF8000000)
  20 #else
  21 #define H1940_LATCH             0xF8000000
  22 #endif
  23
  24 #define H1940_PA_LATCH          (S3C2410_CS2)
  25
  26 /* SD layer latch */
  27
  28 #define H1940_LATCH_SDQ1                (1<<16)
  29 #define H1940_LATCH_LCD_P1              (1<<17)
  30 #define H1940_LATCH_LCD_P2              (1<<18)
  31 #define H1940_LATCH_LCD_P3              (1<<19)
  32 #define H1940_LATCH_MAX1698_nSHUTDOWN   (1<<20)         /* LCD backlight */
  33 #define H1940_LATCH_LED_RED             (1<<21)
  34 #define H1940_LATCH_SDQ7                (1<<22)
  35 #define H1940_LATCH_USB_DP              (1<<23)
  36
  37 /* CPU layer latch */
  38
  39 #define H1940_LATCH_UDA_POWER           (1<<24)
  40 #define H1940_LATCH_AUDIO_POWER         (1<<25)
  41 #define H1940_LATCH_SM803_ENABLE        (1<<26)
  42 #define H1940_LATCH_LCD_P4              (1<<27)
  43 #define H1940_LATCH_CPUQ5               (1<<28)         /* untraced */
  44 #define H1940_LATCH_BLUETOOTH_POWER     (1<<29)         /* active high */
  45 #define H1940_LATCH_LED_GREEN           (1<<30)
  46 #define H1940_LATCH_LED_FLASH           (1<<31)
  47
  48 /* default settings */
  49
  50 #define H1940_LATCH_DEFAULT             \
  51         H1940_LATCH_LCD_P4              | \
  52         H1940_LATCH_SM803_ENABLE        | \
  53         H1940_LATCH_SDQ1                | \
  54         H1940_LATCH_LCD_P1              | \
  55         H1940_LATCH_LCD_P2              | \
  56         H1940_LATCH_LCD_P3              | \
  57         H1940_LATCH_MAX1698_nSHUTDOWN   | \
  58         H1940_LATCH_CPUQ5
  59
  60 /* control functions */
  61
  62 extern void h1940_latch_control(unsigned int clear, unsigned int set);
  63
  64 #endif /* __ASM_ARCH_H1940_LATCH_H */