1==========================
2S3C2412 ARM Linux Overview
3==========================
4
5Introduction
6------------
7
8  The S3C2412 is part of the S3C24XX range of ARM9 System-on-Chip CPUs
9  from Samsung. This part has an ARM926-EJS core, capable of running up
10  to 266MHz (see data-sheet for more information)
11
12
13Clock
14-----
15
16  The core clock code provides a set of clocks to the drivers, and allows
17  for source selection and a number of other features.
18
19
20Power
21-----
22
23  No support for suspend/resume to RAM in the current system.
24
25
26DMA
27---
28
29  No current support for DMA.
30
31
32GPIO
33----
34
35  There is support for setting the GPIO to input/output/special function
36  and reading or writing to them.
37
38
39UART
40----
41
42  The UART hardware is similar to the S3C2440, and is supported by the
43  s3c2410 driver in the drivers/serial directory.
44
45
46NAND
47----
48
49  The NAND hardware is similar to the S3C2440, and is supported by the
50  s3c2410 driver in the drivers/mtd/nand/raw directory.
51
52
53USB Host
54--------
55
56  The USB hardware is similar to the S3C2410, with extended clock source
57  control. The OHCI portion is supported by the ohci-s3c2410 driver, and
58  the clock control selection is supported by the core clock code.
59
60
61USB Device
62----------
63
64  No current support in the kernel
65
66
67IRQs
68----
69
70  All the standard, and external interrupt sources are supported. The
71  extra sub-sources are not yet supported.
72
73
74RTC
75---
76
77  The RTC hardware is similar to the S3C2410, and is supported by the
78  s3c2410-rtc driver.
79
80
81Watchdog
82--------
83
84  The watchdog hardware is the same as the S3C2410, and is supported by
85  the s3c2410_wdt driver.
86
87
88MMC/SD/SDIO
89-----------
90
91  No current support for the MMC/SD/SDIO block.
92
93IIC
94---
95
96  The IIC hardware is the same as the S3C2410, and is supported by the
97  i2c-s3c24xx driver.
98
99
100IIS
101---
102
103  No current support for the IIS interface.
104
105
106SPI
107---
108
109  No current support for the SPI interfaces.
110
111
112ATA
113---
114
115  No current support for the on-board ATA block.
116
117
118Document Author
119---------------
120
121Ben Dooks, Copyright 2006 Simtec Electronics
122