mfd: rk8xx: Add rk806 support

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Add support for SPI connected rk806, which is used by the RK3588
evaluation boards. The PMIC is advertised to support I2C and SPI,
but the evaluation boards all use SPI. Thus only SPI support is
added here.

Tested-by: Diederik de Haas <didi.debian@cknow.org> # Rock64, Quartz64 Model A + B
Tested-by: Vincent Legoll <vincent.legoll@gmail.com> # Pine64 QuartzPro64
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230504173618.142075-9-sebastian.reichel@collabora.com
Signed-off-by: Lee Jones <lee@kernel.org>

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This commit is contained in:

Sebastian Reichel 2023-05-04 19:36:12 +02:00 • committed by Lee Jones

parent 706a4141d4

commit 210f418f8a

5 changed files with 614 additions and 3 deletions

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14

drivers/mfd/Kconfig

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1

drivers/mfd/Makefile

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69

drivers/mfd/rk8xx-core.c

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124

drivers/mfd/rk8xx-spi.c

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409

include/linux/mfd/rk808.h

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