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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/Documentation/arm/Samsung-S3C24XX/S3C2412.txt
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		S3C2412 ARM Linux Overview

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		==========================

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Introduction

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------------

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  The S3C2412 is part of the S3C24XX range of ARM9 System-on-Chip CPUs

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  from Samsung. This part has an ARM926-EJS core, capable of running up

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  to 266MHz (see data-sheet for more information)

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Clock

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-----

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  The core clock code provides a set of clocks to the drivers, and allows

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  for source selection and a number of other features.

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Power

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-----

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  No support for suspend/resume to RAM in the current system.

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DMA

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---

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  No current support for DMA.

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GPIO

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----

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  There is support for setting the GPIO to input/output/special function

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  and reading or writing to them.

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UART

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----

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  The UART hardware is similar to the S3C2440, and is supported by the

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  s3c2410 driver in the drivers/serial directory.

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NAND

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----

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  The NAND hardware is similar to the S3C2440, and is supported by the

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  s3c2410 driver in the drivers/mtd/nand directory.

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USB Host

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--------

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  The USB hardware is similar to the S3C2410, with extended clock source

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  control. The OHCI portion is supported by the ohci-s3c2410 driver, and

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  the clock control selection is supported by the core clock code.

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USB Device

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----------

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  No current support in the kernel

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IRQs

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----

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  All the standard, and external interrupt sources are supported. The

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  extra sub-sources are not yet supported.

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RTC

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---

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  The RTC hardware is similar to the S3C2410, and is supported by the

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  s3c2410-rtc driver.

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Watchdog

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--------

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  The watchdog hardware is the same as the S3C2410, and is supported by

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  the s3c2410_wdt driver.

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MMC/SD/SDIO

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-----------

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  No current support for the MMC/SD/SDIO block.

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IIC

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---

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  The IIC hardware is the same as the S3C2410, and is supported by the

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  i2c-s3c24xx driver.

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IIS

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---

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  No current support for the IIS interface.

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SPI

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---

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  No current support for the SPI interfaces.

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ATA

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---

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  No current support for the on-board ATA block.

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Document Author

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---------------

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Ben Dooks, Copyright 2006 Simtec Electronics

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