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121 lines
2.0 KiB
121 lines
2.0 KiB
========================== |
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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/raw 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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