Documentation/arm/Samsung-S3C24XX/S3C2412.txt

   1                 S3C2412 ARM Linux Overview
   2                 ==========================
   3
   4 Introduction
   5 ------------
   6
   7   The S3C2412 is part of the S3C24XX range of ARM9 System-on-Chip CPUs
   8   from Samsung. This part has an ARM926-EJS core, capable of running up
   9   to 266MHz (see data-sheet for more information)
  10
  11
  12 Clock
  13 -----
  14
  15   The core clock code provides a set of clocks to the drivers, and allows
  16   for source selection and a number of other features.
  17
  18
  19 Power
  20 -----
  21
  22   No support for suspend/resume to RAM in the current system.
  23
  24
  25 DMA
  26 ---
  27
  28   No current support for DMA.
  29
  30
  31 GPIO
  32 ----
  33
  34   There is support for setting the GPIO to input/output/special function
  35   and reading or writing to them.
  36
  37
  38 UART
  39 ----
  40
  41   The UART hardware is similar to the S3C2440, and is supported by the
  42   s3c2410 driver in the drivers/serial directory.
  43
  44
  45 NAND
  46 ----
  47
  48   The NAND hardware is similar to the S3C2440, and is supported by the
  49   s3c2410 driver in the drivers/mtd/nand directory.
  50
  51
  52 USB Host
  53 --------
  54
  55   The USB hardware is similar to the S3C2410, with extended clock source
  56   control. The OHCI portion is supported by the ohci-s3c2410 driver, and
  57   the clock control selection is supported by the core clock code.
  58
  59
  60 USB Device
  61 ----------
  62
  63   No current support in the kernel
  64
  65
  66 IRQs
  67 ----
  68
  69   All the standard, and external interrupt sources are supported. The
  70   extra sub-sources are not yet supported.
  71
  72
  73 RTC
  74 ---
  75
  76   The RTC hardware is similar to the S3C2410, and is supported by the
  77   s3c2410-rtc driver.
  78
  79
  80 Watchdog
  81 --------
  82
  83   The watchdog hardware is the same as the S3C2410, and is supported by
  84   the s3c2410_wdt driver.
  85
  86
  87 MMC/SD/SDIO
  88 -----------
  89
  90   No current support for the MMC/SD/SDIO block.
  91
  92 IIC
  93 ---
  94
  95   The IIC hardware is the same as the S3C2410, and is supported by the
  96   i2c-s3c24xx driver.
  97
  98
  99 IIS
 100 ---
 101
 102   No current support for the IIS interface.
 103
 104
 105 SPI
 106 ---
 107
 108   No current support for the SPI interfaces.
 109
 110
 111 ATA
 112 ---
 113
 114   No current support for the on-board ATA block.
 115
 116
 117 Document Author
 118 ---------------
 119
 120 Ben Dooks, Copyright 2006 Simtec Electronics