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dt-bindings: timer: renesas, cmt: Document r8a774[35] CMT support 

Document SoC specific compatible strings for r8a7743 and r8a7745.
No driver change is needed as the fallback strings will activate
the right code.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Fabrizio Castro 2017-12-18 17:39:01 +00:00 committed by Simon Horman
parent 519df0e05d
commit 24d79d738b
1 changed files with 10 additions and 4 deletions
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14
Documentation/devicetree/bindings/timer/renesas,cmt.txt
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@ -22,6 +22,10 @@ Required Properties:
- "renesas,r8a73a4-cmt0" for the 32-bit CMT0 device included in r8a73a4.
- "renesas,r8a73a4-cmt1" for the 48-bit CMT1 device included in r8a73a4.
- "renesas,r8a7743-cmt0" for the 32-bit CMT0 device included in r8a7743.
- "renesas,r8a7743-cmt1" for the 48-bit CMT1 device included in r8a7743.
- "renesas,r8a7745-cmt0" for the 32-bit CMT0 device included in r8a7745.
- "renesas,r8a7745-cmt1" for the 48-bit CMT1 device included in r8a7745.
- "renesas,r8a7790-cmt0" for the 32-bit CMT0 device included in r8a7790.
- "renesas,r8a7790-cmt1" for the 48-bit CMT1 device included in r8a7790.
- "renesas,r8a7791-cmt0" for the 32-bit CMT0 device included in r8a7791.
@ -31,10 +35,12 @@ Required Properties:
- "renesas,r8a7794-cmt0" for the 32-bit CMT0 device included in r8a7794.
- "renesas,r8a7794-cmt1" for the 48-bit CMT1 device included in r8a7794.
- "renesas,rcar-gen2-cmt0" for 32-bit CMT0 devices included in R-Car Gen2.
- "renesas,rcar-gen2-cmt1" for 48-bit CMT1 devices included in R-Car Gen2.
These are fallbacks for r8a73a4 and all the R-Car Gen2
entries listed above.
- "renesas,rcar-gen2-cmt0" for 32-bit CMT0 devices included in R-Car Gen2
and RZ/G1.
- "renesas,rcar-gen2-cmt1" for 48-bit CMT1 devices included in R-Car Gen2
and RZ/G1.
These are fallbacks for r8a73a4, R-Car Gen2 and RZ/G1 entries
listed above.
- reg: base address and length of the registers block for the timer module.
- interrupts: interrupt-specifier for the timer, one per channel.