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spi/sh-msiof: Add device tree parsing to driver

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This adds the capability to retrieve setup data from the device tree
node. The usage of platform data is still available.

Signed-off-by: Bastian Hecht <hechtb+renesas@gmail.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Bastian Hecht
2012-12-12 12:54:48 +01:00
committed by Grant Likely
parent aae7147dfc
commit cf9c86efec
2 changed files with 67 additions and 1 deletions
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12
Documentation/devicetree/bindings/spi/sh-msiof.txt Normal file
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Renesas MSIOF spi controller
Required properties:
- compatible : "renesas,sh-msiof" for SuperH or
"renesas,sh-mobile-msiof" for SH Mobile series
- reg : Offset and length of the register set for the device
- interrupts : interrupt line used by MSIOF
Optional properties:
- num-cs : total number of chip-selects
- renesas,tx-fifo-size : Overrides the default tx fifo size given in words
- renesas,rx-fifo-size : Overrides the default rx fifo size given in words