On Mon, 17 Jun 2019 18:02:56 +0900, Magnus Damm wrote: > From: Magnus Damm <damm+renesas@xxxxxxxxxxxxx> > > Document the on-chip CMT devices included in r8a7740 and sh73a0. > > Included in this patch is DT binding documentation for 32-bit CMTs > CMT0, CMT2, CMT3 and CMT4. They all contain a single channel and are > quite similar however some minor differences still exist: > - "Counter input clock" (clock input and on-device divider) > One example is that RCLK 1/1 is supported by CMT2, CMT3 and CMT4. > - "Wakeup request" (supported by CMT0 and CMT2) > > Because of this one unique compat string per CMT device is selected. > > Signed-off-by: Magnus Damm <damm+renesas@xxxxxxxxxxxxx> > --- > > Documentation/devicetree/bindings/timer/renesas,cmt.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) > > --- 0001/Documentation/devicetree/bindings/timer/renesas,cmt.txt > +++ work/Documentation/devicetree/bindings/timer/renesas,cmt.txt 2019-06-17 13:26:56.325963995 +0900 > @@ -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,r8a7740-cmt0" for the 32-bit CMT0 device included in r8a7740. > + - "renesas,r8a7740-cmt2" for the 32-bit CMT2 device included in r8a7740. > + - "renesas,r8a7740-cmt3" for the 32-bit CMT3 device included in r8a7740. > + - "renesas,r8a7740-cmt4" for the 32-bit CMT4 device included in r8a7740. > - "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,r8a7744-cmt0" for the 32-bit CMT0 device included in r8a7744. > @@ -48,6 +52,10 @@ Required Properties: > - "renesas,r8a77970-cmt1" for the 48-bit CMT1 device included in r8a77970. > - "renesas,r8a77980-cmt0" for the 32-bit CMT0 device included in r8a77980. > - "renesas,r8a77980-cmt1" for the 48-bit CMT1 device included in r8a77980. > + - "renesas,sh73a0-cmt0" for the 32-bit CMT0 device included in sh73a0. > + - "renesas,sh73a0-cmt2" for the 32-bit CMT2 device included in sh73a0. > + - "renesas,sh73a0-cmt3" for the 32-bit CMT3 device included in sh73a0. > + - "renesas,sh73a0-cmt4" for the 32-bit CMT4 device included in sh73a0. > > - "renesas,rcar-gen2-cmt0" for 32-bit CMT0 devices included in R-Car Gen2 > and RZ/G1. > Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
