[ARM] pxa: cpufreq-pxa2xx: sdram_rows detection support

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This patch implements Eric Miao's idea to detect the correct value of
sdram_rows by inspecting the MDCNFG register settings.
It is only tested on two pxa27x devices with 64MB RAM (magician and
hx4700) so far.

Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>

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Philipp Zabel 2008-06-29 16:53:34 +02:00 • committed by Eric Miao

parent 65587f7d15

commit a10c287d39

2 changed files with 27 additions and 3 deletions

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25

arch/arm/mach-pxa/cpufreq-pxa2xx.c

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5

arch/arm/mach-pxa/include/mach/pxa2xx-regs.h

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