mfd: Add ChromeOS EC SPI driver

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This uses a SPI bus to talk to the ChromeOS EC. The protocol
is defined by the EC and is fairly simple, with a length byte,
checksum, command byte and version byte (to permit easy creation
of new commands).

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

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Simon Glass 2013-02-25 14:08:39 -08:00 • committed by Samuel Ortiz

parent 8996900948

commit a17d94f0b6

3 changed files with 386 additions and 0 deletions

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10

drivers/mfd/Kconfig

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1

drivers/mfd/Makefile

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375

drivers/mfd/cros_ec_spi.c

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