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authorMasahiro Yamada <yamada.m@jp.panasonic.com>2014-12-15 23:26:18 +0900
committerTom Rini <trini@ti.com>2015-01-05 12:08:53 -0500
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parentaf0e35149b4063bbc7453fbc1d7d623360bc91c8 (diff)
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powerpc: remove cogent_8xx, cogent_mpc8260 board support
These boards are still non-generic boards. Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Cc: Murray Jensen <Murray.Jensen@csiro.au>
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-Cogent Modular Architecture configuration
------------------------------------------
-
-As the name suggests, the Cogent platform is a modular system where
-you have a motherboard into which plugs a cpu module and one or more
-i/o modules. This provides very nice flexibility, but makes the
-configuration task somewhat harder.
-
-The possible Cogent motherboards are:
-
-Code Config Variable Description
----- --------------- -----------
-
-CMA101 CONFIG_CMA101 32MB ram, 2 ser, 1 par, rtc, dipsw,
- 2x16 lcd, eth(?)
-CMA102 CONFIG_CMA102 32MB ram, 2 ser, 1 par, rtc, dipsw,
- 2x16 lcd
-CMA111 CONFIG_CMA111 32MB ram, 1MB flash, 4 ser, 1 par,
- rtc, ps/2 kbd/mse, 2x16 lcd, 2xPCI,
- 10/100TP eth
-CMA120 CONFIG_CMA120 32MB ram, 1MB flash, 4 ser, 1 par,
- rtc, ps/2 kbd/mse, 2x16 lcd, 2xPCI,
- 10/100TP eth, 2xPCMCIA, video/lcd-panel
-CMA150 CONFIG_CMA150 8MB ram, 1MB flash, 2 ser, 1 par, rtc,
- ps/2 kbd/mse, 2x16 lcd
-
-The possible Cogent PowerPC CPU modules are:
-
-Code Config Variable Description
----- --------------- -----------
-
-CMA278-603EV CONFIG_CMA278_603EV PPC603ev CPU, 66MHz clock, 512K EPROM,
- JTAG/COP
-CMA278-603ER CONFIG_CMA278_603ER PPC603er CPU, 66MHz clock, 512K EPROM,
- JTAG/COP
-CMA278-740 CONFIG_CMA278_740 PPC740 CPU, 66MHz clock, 512K EPROM,
- JTAG/COP
-CMA280-509 CONFIG_CMA280_509 MPC505/509 CPU, 50MHz clock,
- 512K EPROM, BDM
-CMA282 CONFIG_CMA282 MPC8260 CPU, 66MHz clock, 512K EPROM,
- JTAG, 16M RAM, 1 x ser (SMC2),
- 1 x 10baseT PHY (SCC4), 1 x 10/100 TP
- PHY (FCC1), 2 x 48pin DIN (FCC2 + TDM1)
-CMA285 CONFIG_CMA285 MPC801 CPU, 33MHz clock, 512K EPROM,
- BDM
-CMA286-21 CONFIG_CMA286_21 MPC821 CPU, 66MHz clock, 512K EPROM,
- BDM, 16M RAM, 2 x ser (SMC1 + SMC2),
- 1 x 10baseT PHY (SCC2)
-CMA286-60-OLD CONFIG_CMA286_60_OLD MPC860 CPU, 33MHz clock, 128K EPROM,
- BDM
-CMA286-60 CONFIG_CMA286_60 MPC860 CPU, 66MHz clock, 512K EPROM,
- BDM, 16M RAM, 2 x ser (SMC1 + SMC2),
- 1 x 10baseT PHY (SCC2)
-CMA286-60P CONFIG_CMA286_60P MPC860P CPU, 66MHz clock, 512K EPROM,
- BDM, 16M RAM, 2 x ser (SMC1 + SMC2),
- 1 x 10baseT PHY (SCC2)
-CMA287-23 CONFIG_CMA287_23 MPC823 CPU, 33MHz clock, 512K EPROM,
- BDM
-CMA287-50 CONFIG_CMA287_50 MPC850 CPU, 33MHz clock, 512K EPROM,
- BDM
-
-(there are a lot of other cpu modules with ARM, MIPS and M-CORE CPUs,
-but we'll worry about those later).
-
-The possible Cogent CMA I/O Modules are:
-
-Code Config Variable Description
----- --------------- -----------
-
-CMA302 CONFIG_CMA302 up to 16M flash, ps/2 keyboard/mouse
-CMA352 CONFIG_CMA352 CMAbus <=> PCI
-
-Currently supported:
-
- Motherboards: CMA102
- CPU Modules: CMA286-60-OLD
- I/O Modules: CMA302 I/O module
-
-To configure, perform the usual U-Boot configuration task of editing
-"include/config_cogent_mpc8xx.h" and reviewing all the options and
-settings in there. In particular, check the chip select values
-installed into the memory controller's various option and base
-registers - these are set by the defines CONFIG_SYS_CMA_CSn_{BASE,SIZE} and
-CONFIG_SYS_{B,O}Rn_PRELIM. Also be careful of the clock settings installed
-into the SCCR - via the define CONFIG_SYS_SCCR. Finally, decide whether you
-want the serial console on motherboard serial port A or on one of the
-8xx SMC ports, and set CONFIG_8xx_CONS_{SMC1,SMC2,NONE} accordingly
-(NONE means use Cogent motherboard serial port A).
-
-Then edit the file "cogent/config.mk". Firstly, set CONFIG_SYS_TEXT_BASE to be
-the base address of the EPROM for the CPU module. This should be the
-same as the value selected for CONFIG_SYS_MONITOR_BASE in
-"include/config_cogent_*.h" (in fact, I have made this automatic via
-the -CONFIG_SYS_TEXT_BASE=... option in CPPFLAGS).
-
-Finally, set the values of the make variables $(CMA_MB) and $(CMA_IOMS).
-
-$(CMA_MB) is the name of the directory that contains support for your
-motherboard. At this stage, only "cma10x" exists, which supports the
-CMA101 and CMA102 motherboards - but only selected devices, namely
-serial, lcd and dipsw.
-
-$(CMA_IOMS) is a list of zero or more directories that contain
-support for the i/o modules you have installed. At this stage, only
-"cma302" exists, which supports the CMA302 flash i/o module - but
-only the flash part, not the ps/2 keyboard and mouse interfaces.
-
-There should be a make variable for each of the above directories,
-which is the directory name with "_O" appended. This make variable is
-a list of object files to compile from that directory and include in
-the library.
-
- e.g. cma10x_O = serial.o ...
-
-That's it. Good Luck.
-
-Murray.Jensen@cmst.csiro.au
-August 31, 2000.