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authorStefan Roese <sr@denx.de>2007-08-06 21:10:17 +0200
committerStefan Roese <sr@denx.de>2007-08-06 21:10:17 +0200
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parentb5dc4403f6351133c92faea8f6ea3037cbd48f2c (diff)
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ppc4xx: Update AMCC Bamboo README doc/README.bamboo
As suggested by Eugene O'Brien <Eugene.O'Brien@advantechamt.com>, here an updated Bamboo README. Signed-off-by: Stefan Roese <sr@denx.de>
-rw-r--r--doc/README.bamboo62
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diff --git a/doc/README.bamboo b/doc/README.bamboo
index b50be01..e139c6d 100644
--- a/doc/README.bamboo
+++ b/doc/README.bamboo
@@ -1,3 +1,65 @@
+The 2 important dipswitches are configured as shown below:
+
+SW1 (for 33MHz SysClk)
+----------------------
+S1 S2 S3 S4 S5 S6 S7 S8
+OFF OFF OFF OFF OFF OFF OFF ON
+
+SW7 (for Op-Code Flash and Boot Option H)
+-----------------------------------------
+S1 S2 S3 S4 S5 S6 S7 S8
+OFF OFF OFF ON OFF OFF OFF OFF
+
+The EEPROM at location 0x52 is loaded with these 16 bytes:
+C47042A6 05D7A190 40082350 0d050000
+
+SDR0_SDSTP0[ENG]: 1 : PLL's VCO is the source for PLL forward divisors
+SDR0_SDSTP0[SRC]: 1 : Feedback originates from PLLOUTB
+SDR0_SDSTP0[SEL]: 0 : Feedback selection is PLL output
+SDR0_SDSTP0[TUNE]: 1000111000 : 10 <= M <= 22, 600MHz < VCO <= 900MHz
+SDR0_SDSTP0[FBDV]: 4 : PLL feedback divisor
+SDR0_SDSTP0[FBDVA]: 2 : PLL forward divisor A
+SDR0_SDSTP0[FBDVB]: 5 : PLL forward divisor B
+SDR0_SDSTP0[PRBDV0]: 1 : PLL primary divisor B
+SDR0_SDSTP0[OPBDV0]: 2 : OPB clock divisor
+SDR0_SDSTP0[LFBDV]: 1 : PLL local feedback divisor
+SDR0_SDSTP0[PERDV0]: 3 : Peripheral clock divisor 0
+SDR0_SDSTP0[MALDV0]: 2 : MAL clock divisor 0
+SDR0_SDSTP0[PCIDV0]: 2 : Sync PCI clock divisor 0
+SDR0_SDSTP0[PLLTIMER]: 7 : PLL locking timer
+SDR0_SDSTP0[RW]: 1 : EBC ROM width: 16-bit
+SDR0_SDSTP0[RL]: 0 : EBC ROM location: EBC
+SDR0_SDSTP0[PAE]: 0 : PCI internal arbiter: disabled
+SDR0_SDSTP0[PHCE]: 0 : PCI host configuration: disabled
+SDR0_SDSTP0[ZM]: 3 : ZMII mode: RMII mode 100
+SDR0_SDSTP0[CTE]: 0 : CPU trace: disabled
+SDR0_SDSTP0[Nto1]: 0 : CPU/PLB ratio N/P: not N to 1
+SDR0_SDSTP0[PAME]: 1 : PCI asynchronous mode: enabled
+SDR0_SDSTP0[MEM]: 1 : Multiplex: EMAC
+SDR0_SDSTP0[NE]: 0 : NDFC: disabled
+SDR0_SDSTP0[NBW]: 0 : NDFC boot width: 8-bit
+SDR0_SDSTP0[NBW]: 0 : NDFC boot page selection
+SDR0_SDSTP0[NBAC]: 0 : NDFC boot address selection cycle: 3 Addr. Cycles, 1 Col. + 2 Row (512 page size)
+SDR0_SDSTP0[NARE]: 0 : NDFC auto read : disabled
+SDR0_SDSTP0[NRB]: 0 : NDFC Ready/Busy : Ready
+SDR0_SDSTP0[NDRSC]: 33333 : NDFC device reset counter
+SDR0_SDSTP0[NCG0]: 0 : NDFC/EBC chip select gating CS0 : EBC
+SDR0_SDSTP0[NCG1]: 0 : NDFC/EBC chip select gating CS1 : EBC
+SDR0_SDSTP0[NCG2]: 0 : NDFC/EBC chip select gating CS2 : EBC
+SDR0_SDSTP0[NCG3]: 0 : NDFC/EBC chip select gating CS3 : EBC
+SDR0_SDSTP0[NCRDC]: 3333 : NDFC device read count
+
+PPC440EP Clocking Configuration
+
+SysClk is 33.0MHz, M is 20, VCO is 660.0MHz, CPU is 330.0MHz, PLB is 132.0MHz
+OPB is 66.0MHz, EBC is 44.0MHz, MAL is 66.0MHz, Sync PCI is 66.0MHz
+
+The above information is reported by Eugene O'Brien
+<Eugene.O'Brien@advantechamt.com>. Thanks a lot.
+
+2007-08-06, Stefan Roese <sr@denx.de>
+---------------------------------------------------------------------
+
The configuration for the AMCC 440EP eval board "Bamboo" was changed
to only use 384 kbytes of FLASH for the U-Boot image. This way the
redundant environment can be saved in the remaining 2 sectors of the