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