From 2fc32deab5760d5b29024e766c700b7253550710 Mon Sep 17 00:00:00 2001 From: Andreas Schallenberg Date: Wed, 17 Nov 2010 13:51:33 -0500 Subject: Blackfin: dnp5370: new board port Info about the hardware can be found here: http://www.dilnetpc.com/dnp0086.htm Signed-off-by: Andreas Schallenberg Signed-off-by: Mike Frysinger --- doc/README.dnp5370 | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 doc/README.dnp5370 (limited to 'doc') diff --git a/doc/README.dnp5370 b/doc/README.dnp5370 new file mode 100644 index 000000000..0172698e9 --- /dev/null +++ b/doc/README.dnp5370 @@ -0,0 +1,67 @@ +This document describes the board support for +Dil/NetPC DNP/5370 (http://www.dilnetpc.com/dnp0086.htm) module. +The distributor is SSV (http://www.ssv-embedded.de), + +The module used to develop the support files contains: + +* Processor: Blackfin BF537 Rev 0.3 (600 MHz core / 120MHz RAM) + +* RAM: 32 MB SDRAM + Hynix HY57V561620FTP-H 810EA + Connected to Blackfin via "Expansion Bus" + Address range 0x0000.0000 - 0x1fff.ffff + +* NOR flash: 32 MBit (4 MByte) + Exel Semiconductor ES29LVS320EB + Connected to Blackfin via "Expansion Bus", + Chip Selects 0, 1 and 2, each is connected + to a 1 MB memory bank at Blackfin, therefore + only 3 MB accessible. + Address range 0x2000.0000 - 0x202f.ffff + CFI compatible + + Exel Semiconductor was bought by Rohm Semiconductor (www.rohm.com). + +* NAND flash: 64 MBit (8 MByte) + Atmel 45DB642D-CNU + Connected to Blackfin via SPI + CFI compatible + +* Davicom DM9161EP Ethernet PHY + +* A SD card reader, connected via SPI + +* Hardware watchdog MAX823 or TPS3823 + +(other devices not listed here) + +To run it, the module must be inserted in a 64 pin DIL socket +on another board, e.g. DNP/EVA13 (together: SSV SK28). + +The Blackfin is booted from NOR flash. The NOR flash data begins +with the U-Boot code and is then followed by the Linux code. +Finally, the MAC is stored in the last sector. +You may need to adjust these settings to your needs. +The memory map used to develop the board support is: + +Memory map: +0x00000000 .. 0x01ffffff SDRAM +0x20000000 .. 0x202fffff NOR flash + +RAM use: +0x01f9bffc .. 0x01fbbffb U-Boot stack +0x01f9c000 .. 0x01f9ffff U-Boot global data +0x01fa0000 .. 0x01fbffff U-Boot malloc() RAM +0x01fc0000 .. 0x01ffffff U-Boot execution RAM + +NOR flash use: +0x20000000 .. 0x0002ffff U-Boot +0x20004000 .. 0x20005fff U-Boot environment +0x20030000 .. 0x202effff Linux kernel image +0x202f0000 .. 0x202fffff MAC address sector + +NOR flash is 0x00300000 (3145728) bytes large (3 MB). +Max space for compressed kernel in flash is 0x002c0000 (2883584) bytes (2.75 MB) +Max space for u-boot in flash is 0x00030000 (196608) bytes (192 KB) + +The module is hardwired to BYPASS boot mode. -- cgit v1.2.3