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A9M2440: Fix documentation 

The generic A9M2440 comes in many variantes. Mostly with different SDRAM
and NAND populations. This patch reflects and describes these variants.

Signed-off-by: Juergen Beisert <juergen@kreuzholzen.de>
This commit is contained in:
Juergen Beisert 2009-10-27 19:57:36 +01:00 committed by Sascha Hauer
parent afae995ef9
commit b1d8803e02
1 changed files with 32 additions and 18 deletions
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50
board/a9m2440/a9m2440.c
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@ -206,27 +206,42 @@ This CPU card is based on a Samsung S3C2440 CPU. The card is shipped with:
- S3C2440\@400 MHz or 533 MHz (ARM920T/ARMv4T)
- 16.9344 MHz crystal reference
- SDRAM 64 MiB
- Samsung K4M563233E-EE1H
- 2M x 32Bit x 4 Banks Mobile SDRAM
- 90 pin FBGA
- CL3\@133MHz, CL2\@100MHz (CAS/RAS delay 19ns)
- four banks
- 32 bit data bits
- row address size is 11
- Row cycle time: 69ns
- collumn address size is 9 bits
- Extended temperature range (-25°C...85°C)
- SDRAM 32/64/128 MiB
- Samsung K4M563233E-EE1H (one or two devices for 32 MiB or 64 MiB)
- 2M x 32bit x 4 Banks Mobile SDRAM
- CL2\@100 MHz (CAS/RAS delay 19ns)
- 105 MHz max
- collumn address size is 9 bits
- Row cycle time: 69ns
- Samsung K4M513233C-DG75 (one or two devices for 64 MiB or 128 MiB)
- 4M x 32bit x 4 Banks Mobile SDRAM
- CL2\@100MHz (CAS/RAS delay 18ns)
- 111 MHz max
- collumn address size is 9 bits
- Row cycle time: 63ns
- 64ms refresh period (4k)
- NAND Flash 64 MiB
- Samsung KM29U512T
- 64MiB 3,3V 8-bit
- ID: 0xEC, 0x76, 0x??, 0xBD
- 90 pin FBGA
- 32 bit data bits
- Extended temperature range (-25°C...85°C)
- NAND Flash 32/64/128 MiB
- Samsung KM29U512T (NAND01GW3A0AN6)
- 64 MiB 3,3V 8-bit
- ID: 0xEC, 0x76, 0x??, 0xBD
- Samsung KM29U256T
- 32 MiB 3,3V 8-bit
- ID: 0xEC, 0x75, 0x??, 0xBD
- ST Micro
- 128 MiB 3,3V 8-bit
- ID: 0x20, 0x79
- 30ns/40ns/20ns
- I2C interface, 100KHz and 400KHz
- I2C interface, 100 KHz and 400 KHz
- Real Time Clock
- Dallas DS1337
- address 0x68
- EEPROM
- ST M24LC64
- address 0x50
- 16bit addressing
- LCD interface
- Touch Screen interface
- Camera interface
@ -236,8 +251,7 @@ This CPU card is based on a Samsung S3C2440 CPU. The card is shipped with:
- 3 serial RS232 interfaces
- Host and device USB interface, USB1.1 compliant
- Ethernet interface
- 10Mbps, Cirrus Logic, CS8900A (on the CPU card) or
- 10/100Mbps, SMSC 91C111 (on the baseboard)
- 10Mbps, Cirrus Logic, CS8900A (on the CPU card)
- SPI interface
- JTAG interface