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authorFabrizio Castro <fabrizio.castro@bp.renesas.com>2019-06-14 13:53:29 +0200
committerGeert Uytterhoeven <geert+renesas@glider.be>2019-07-29 15:36:39 +0200
commita7aa356e2c9ad1e874460ac5ee499ed1690e80cb (patch)
tree87ee04b3d930f0d384b636d52324fb7e1723a5b4
parentLinus 5.3-rc1 (diff)
downloadlinux-a7aa356e2c9ad1e874460ac5ee499ed1690e80cb.tar.xz
linux-a7aa356e2c9ad1e874460ac5ee499ed1690e80cb.zip
dt-bindings: can: rcar_canfd: document r8a774a1 support
Document the support for rcar_canfd on R8A774A1 SoC devices. Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com> Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
-rw-r--r--Documentation/devicetree/bindings/net/can/rcar_canfd.txt9
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
index 32f051f6d338..00afaffb9614 100644
--- a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
+++ b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
@@ -4,6 +4,7 @@ Renesas R-Car CAN FD controller Device Tree Bindings
Required properties:
- compatible: Must contain one or more of the following:
- "renesas,rcar-gen3-canfd" for R-Car Gen3 and RZ/G2 compatible controllers.
+ - "renesas,r8a774a1-canfd" for R8A774A1 (RZ/G2M) compatible controller.
- "renesas,r8a774c0-canfd" for R8A774C0 (RZ/G2E) compatible controller.
- "renesas,r8a7795-canfd" for R8A7795 (R-Car H3) compatible controller.
- "renesas,r8a7796-canfd" for R8A7796 (R-Car M3-W) compatible controller.
@@ -32,10 +33,10 @@ enable/disable the respective channel.
Required properties for "renesas,r8a774c0-canfd", "renesas,r8a7795-canfd",
"renesas,r8a7796-canfd", "renesas,r8a77965-canfd", and "renesas,r8a77990-canfd"
compatible:
-In R8A774C0, R8A7795, R8A7796, R8A77965, and R8A77990 SoCs, canfd clock is a
-div6 clock and can be used by both CAN and CAN FD controller at the same time.
-It needs to be scaled to maximum frequency if any of these controllers use it.
-This is done using the below properties:
+In R8A774A1, R8A774C0, R8A7795, R8A7796, R8A77965, and R8A77990 SoCs, canfd
+clock is a div6 clock and can be used by both CAN and CAN FD controller at the
+same time. It needs to be scaled to maximum frequency if any of these
+controllers use it. This is done using the below properties:
- assigned-clocks: phandle of canfd clock.
- assigned-clock-rates: maximum frequency of this clock.