diff options
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/net/can/rcar_can.txt | 12 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/net/can/rcar_canfd.txt | 14 |
2 files changed, 15 insertions, 11 deletions
diff --git a/Documentation/devicetree/bindings/net/can/rcar_can.txt b/Documentation/devicetree/bindings/net/can/rcar_can.txt index 8d40ab27bc8c..06bb7cc334c8 100644 --- a/Documentation/devicetree/bindings/net/can/rcar_can.txt +++ b/Documentation/devicetree/bindings/net/can/rcar_can.txt @@ -10,6 +10,7 @@ Required properties: "renesas,can-r8a7793" if CAN controller is a part of R8A7793 SoC. "renesas,can-r8a7794" if CAN controller is a part of R8A7794 SoC. "renesas,can-r8a7795" if CAN controller is a part of R8A7795 SoC. + "renesas,can-r8a7796" if CAN controller is a part of R8A7796 SoC. "renesas,rcar-gen1-can" for a generic R-Car Gen1 compatible device. "renesas,rcar-gen2-can" for a generic R-Car Gen2 compatible device. "renesas,rcar-gen3-can" for a generic R-Car Gen3 compatible device. @@ -24,11 +25,12 @@ Required properties: - pinctrl-0: pin control group to be used for this controller. - pinctrl-names: must be "default". -Required properties for "renesas,can-r8a7795" compatible: -In R8A7795 SoC, "clkp2" can be CANFD clock. This 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. +Required properties for "renesas,can-r8a7795" and "renesas,can-r8a7796" +compatible: +In R8A7795 and R8A7796 SoCs, "clkp2" can be CANFD clock. This 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 clkp2(CANFD) clock. - assigned-clock-rates: maximum frequency of this clock. diff --git a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt index 22a6f10bab05..93c3a6ae32f9 100644 --- a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt +++ b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt @@ -5,13 +5,14 @@ Required properties: - compatible: Must contain one or more of the following: - "renesas,rcar-gen3-canfd" for R-Car Gen3 compatible controller. - "renesas,r8a7795-canfd" for R8A7795 (R-Car H3) compatible controller. + - "renesas,r8a7796-canfd" for R8A7796 (R-Car M3) compatible controller. When compatible with the generic version, nodes must list the SoC-specific version corresponding to the platform first, followed by the family-specific and/or generic versions. - reg: physical base address and size of the R-Car CAN FD register map. -- interrupts: interrupt specifier for the Global & Channel interrupts +- interrupts: interrupt specifiers for the Channel & Global interrupts - clocks: phandles and clock specifiers for 3 clock inputs. - clock-names: 3 clock input name strings: "fck", "canfd", "can_clk". - pinctrl-0: pin control group to be used for this controller. @@ -23,11 +24,12 @@ The name of the child nodes are "channel0" and "channel1" respectively. Each child node supports the "status" property only, which is used to enable/disable the respective channel. -Required properties for "renesas,r8a7795-canfd" compatible: -In R8A7795 SoC, 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. +Required properties for "renesas,r8a7795-canfd" and "renesas,r8a7796-canfd" +compatible: +In R8A7795 and R8A7796 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. |