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dt-bindings: i2c: riic: document r7s9210 support

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Document support for the R7S9210 (RZ/A2) SoC. Also explicitly document
bindings for the R7S72100 (RZ/A1) SoC.

Signed-off-by: Chris Brandt <chris.brandt@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Chris Brandt 2019-04-30 08:23:05 -05:00 committed by Wolfram Sang
parent c395f8dc1a
commit e6ae3ca274
1 changed files with 4 additions and 1 deletions
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Documentation/devicetree/bindings/i2c/i2c-riic.txt
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@ -1,7 +1,10 @@
Device tree configuration for Renesas RIIC driver
Required properties:
- compatible : "renesas,riic-<soctype>". "renesas,riic-rz" as fallback
- compatible :
"renesas,riic-r7s72100" if the device is a part of a R7S72100 SoC.
"renesas,riic-r7s9210" if the device is a part of a R7S9210 SoC.
"renesas,riic-rz" for a generic RZ/A compatible device.
- reg : address start and address range size of device
- interrupts : 8 interrupts (TEI, RI, TI, SPI, STI, NAKI, ALI, TMOI)
- clock-frequency : frequency of bus clock in Hz