Dear All,
this series contains all that's necessary to add CAN support
for RZ/G2M (a.k.a. r8a774a1).
v1-v2:
* applied Geert's comments
Thanks,
Fab
Chris Paterson (1):
arm64: dts: renesas: r8a774a1: Add CAN nodes
Fabrizio Castro (2):
can: rcar_can: Fix erroneous registration
dt-bindings: can: rcar_can: Add r8a774a1 support
.../devicetree/bindings/net/can/rcar_can.txt | 18 +++++++++++-----
arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 24 ++++++++++++++++++++++
drivers/net/can/rcar/rcar_can.c | 5 ++++-
3 files changed, 41 insertions(+), 6 deletions(-)
--
2.7.4
Document RZ/G2M (r8a774a1) SoC specific bindings.
Signed-off-by: Fabrizio Castro <[email protected]>
Signed-off-by: Chris Paterson <[email protected]>
Reviewed-by: Biju Das <[email protected]>
---
v1->v2:
* dropped "renesas,rzg-gen2-can" and fixed "clocks" property description
as per Geert's comments.
This patch applies on top of next-20180910.
Documentation/devicetree/bindings/net/can/rcar_can.txt | 18 +++++++++++++-----
1 file changed, 13 insertions(+), 5 deletions(-)
diff --git a/Documentation/devicetree/bindings/net/can/rcar_can.txt b/Documentation/devicetree/bindings/net/can/rcar_can.txt
index 94a7f33..f3b160c 100644
--- a/Documentation/devicetree/bindings/net/can/rcar_can.txt
+++ b/Documentation/devicetree/bindings/net/can/rcar_can.txt
@@ -4,6 +4,7 @@ Renesas R-Car CAN controller Device Tree Bindings
Required properties:
- compatible: "renesas,can-r8a7743" if CAN controller is a part of R8A7743 SoC.
"renesas,can-r8a7745" if CAN controller is a part of R8A7745 SoC.
+ "renesas,can-r8a774a1" if CAN controller is a part of R8A774A1 SoC.
"renesas,can-r8a7778" if CAN controller is a part of R8A7778 SoC.
"renesas,can-r8a7779" if CAN controller is a part of R8A7779 SoC.
"renesas,can-r8a7790" if CAN controller is a part of R8A7790 SoC.
@@ -16,15 +17,21 @@ Required properties:
"renesas,rcar-gen1-can" for a generic R-Car Gen1 compatible device.
"renesas,rcar-gen2-can" for a generic R-Car Gen2 or RZ/G1
compatible device.
- "renesas,rcar-gen3-can" for a generic R-Car Gen3 compatible device.
+ "renesas,rcar-gen3-can" for a generic R-Car Gen3 or RZ/G2
+ compatible device.
When compatible with the generic version, nodes must list the
SoC-specific version corresponding to the platform first
followed by the generic version.
- reg: physical base address and size of the R-Car CAN register map.
- interrupts: interrupt specifier for the sole interrupt.
-- clocks: phandles and clock specifiers for 3 CAN clock inputs.
-- clock-names: 3 clock input name strings: "clkp1", "clkp2", "can_clk".
+- clocks: phandles and clock specifiers for 2 CAN clock inputs for RZ/G2
+ devices.
+ phandles and clock specifiers for 3 CAN clock inputs for every other
+ SoC.
+- clock-names: 2 clock input name strings for RZ/G2: "clkp1", "can_clk".
+ 3 clock input name strings for every other SoC: "clkp1", "clkp2",
+ "can_clk".
- pinctrl-0: pin control group to be used for this controller.
- pinctrl-names: must be "default".
@@ -41,8 +48,9 @@ using the below properties:
Optional properties:
- renesas,can-clock-select: R-Car CAN Clock Source Select. Valid values are:
<0x0> (default) : Peripheral clock (clkp1)
- <0x1> : Peripheral clock (clkp2)
- <0x3> : Externally input clock
+ <0x1> : Peripheral clock (clkp2) (not supported by
+ RZ/G2 devices)
+ <0x3> : External input clock
Example
-------
--
2.7.4
On Mon, Sep 10, 2018 at 11:43:14AM +0100, Fabrizio Castro wrote:
> Document RZ/G2M (r8a774a1) SoC specific bindings.
>
> Signed-off-by: Fabrizio Castro <[email protected]>
> Signed-off-by: Chris Paterson <[email protected]>
> Reviewed-by: Biju Das <[email protected]>
> ---
> v1->v2:
> * dropped "renesas,rzg-gen2-can" and fixed "clocks" property description
> as per Geert's comments.
Reviewed-by: Simon Horman <[email protected]>
On Mon, Sep 10, 2018 at 11:43:14AM +0100, Fabrizio Castro wrote:
> Document RZ/G2M (r8a774a1) SoC specific bindings.
>
> Signed-off-by: Fabrizio Castro <[email protected]>
> Signed-off-by: Chris Paterson <[email protected]>
> Reviewed-by: Biju Das <[email protected]>
> ---
> v1->v2:
> * dropped "renesas,rzg-gen2-can" and fixed "clocks" property description
> as per Geert's comments.
>
> This patch applies on top of next-20180910.
>
> Documentation/devicetree/bindings/net/can/rcar_can.txt | 18 +++++++++++++-----
> 1 file changed, 13 insertions(+), 5 deletions(-)
Reviewed-by: Rob Herring <[email protected]>
On 09/10/2018 12:43 PM, Fabrizio Castro wrote:
> Dear All,
>
> this series contains all that's necessary to add CAN support
> for RZ/G2M (a.k.a. r8a774a1).
>
> v1-v2:
> * applied Geert's comments
Added 1/3 and 2/3 to linux-can.
Tnx.
Marc
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
Dear All,
Who is the best person to take this patch?
Thanks,
Fab
> From: Fabrizio Castro <[email protected]>
> Sent: 10 September 2018 11:43
> Subject: [PATCH v2 2/3] dt-bindings: can: rcar_can: Add r8a774a1 support
>
> Document RZ/G2M (r8a774a1) SoC specific bindings.
>
> Signed-off-by: Fabrizio Castro <[email protected]>
> Signed-off-by: Chris Paterson <[email protected]>
> Reviewed-by: Biju Das <[email protected]>
> ---
> v1->v2:
> * dropped "renesas,rzg-gen2-can" and fixed "clocks" property description
> as per Geert's comments.
>
> This patch applies on top of next-20180910.
>
> Documentation/devicetree/bindings/net/can/rcar_can.txt | 18 +++++++++++++-----
> 1 file changed, 13 insertions(+), 5 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/net/can/rcar_can.txt b/Documentation/devicetree/bindings/net/can/rcar_can.txt
> index 94a7f33..f3b160c 100644
> --- a/Documentation/devicetree/bindings/net/can/rcar_can.txt
> +++ b/Documentation/devicetree/bindings/net/can/rcar_can.txt
> @@ -4,6 +4,7 @@ Renesas R-Car CAN controller Device Tree Bindings
> Required properties:
> - compatible: "renesas,can-r8a7743" if CAN controller is a part of R8A7743 SoC.
> "renesas,can-r8a7745" if CAN controller is a part of R8A7745 SoC.
> + "renesas,can-r8a774a1" if CAN controller is a part of R8A774A1 SoC.
> "renesas,can-r8a7778" if CAN controller is a part of R8A7778 SoC.
> "renesas,can-r8a7779" if CAN controller is a part of R8A7779 SoC.
> "renesas,can-r8a7790" if CAN controller is a part of R8A7790 SoC.
> @@ -16,15 +17,21 @@ Required properties:
> "renesas,rcar-gen1-can" for a generic R-Car Gen1 compatible device.
> "renesas,rcar-gen2-can" for a generic R-Car Gen2 or RZ/G1
> compatible device.
> - "renesas,rcar-gen3-can" for a generic R-Car Gen3 compatible device.
> + "renesas,rcar-gen3-can" for a generic R-Car Gen3 or RZ/G2
> + compatible device.
> When compatible with the generic version, nodes must list the
> SoC-specific version corresponding to the platform first
> followed by the generic version.
>
> - reg: physical base address and size of the R-Car CAN register map.
> - interrupts: interrupt specifier for the sole interrupt.
> -- clocks: phandles and clock specifiers for 3 CAN clock inputs.
> -- clock-names: 3 clock input name strings: "clkp1", "clkp2", "can_clk".
> +- clocks: phandles and clock specifiers for 2 CAN clock inputs for RZ/G2
> + devices.
> + phandles and clock specifiers for 3 CAN clock inputs for every other
> + SoC.
> +- clock-names: 2 clock input name strings for RZ/G2: "clkp1", "can_clk".
> + 3 clock input name strings for every other SoC: "clkp1", "clkp2",
> + "can_clk".
> - pinctrl-0: pin control group to be used for this controller.
> - pinctrl-names: must be "default".
>
> @@ -41,8 +48,9 @@ using the below properties:
> Optional properties:
> - renesas,can-clock-select: R-Car CAN Clock Source Select. Valid values are:
> <0x0> (default) : Peripheral clock (clkp1)
> - <0x1> : Peripheral clock (clkp2)
> - <0x3> : Externally input clock
> + <0x1> : Peripheral clock (clkp2) (not supported by
> + RZ/G2 devices)
> + <0x3> : External input clock
>
> Example
> -------
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
On Thu, Nov 08, 2018 at 11:25:23AM +0000, Fabrizio Castro wrote:
> Dear All,
>
> Who is the best person to take this patch?
I believe this one is for Marc.
> Thanks,
> Fab
>
> > From: Fabrizio Castro <[email protected]>
> > Sent: 10 September 2018 11:43
> > Subject: [PATCH v2 2/3] dt-bindings: can: rcar_can: Add r8a774a1 support
> >
> > Document RZ/G2M (r8a774a1) SoC specific bindings.
> >
> > Signed-off-by: Fabrizio Castro <[email protected]>
> > Signed-off-by: Chris Paterson <[email protected]>
> > Reviewed-by: Biju Das <[email protected]>
> > ---
> > v1->v2:
> > * dropped "renesas,rzg-gen2-can" and fixed "clocks" property description
> > as per Geert's comments.
> >
> > This patch applies on top of next-20180910.
> >
> > Documentation/devicetree/bindings/net/can/rcar_can.txt | 18 +++++++++++++-----
> > 1 file changed, 13 insertions(+), 5 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/net/can/rcar_can.txt b/Documentation/devicetree/bindings/net/can/rcar_can.txt
> > index 94a7f33..f3b160c 100644
> > --- a/Documentation/devicetree/bindings/net/can/rcar_can.txt
> > +++ b/Documentation/devicetree/bindings/net/can/rcar_can.txt
> > @@ -4,6 +4,7 @@ Renesas R-Car CAN controller Device Tree Bindings
> > Required properties:
> > - compatible: "renesas,can-r8a7743" if CAN controller is a part of R8A7743 SoC.
> > "renesas,can-r8a7745" if CAN controller is a part of R8A7745 SoC.
> > + "renesas,can-r8a774a1" if CAN controller is a part of R8A774A1 SoC.
> > "renesas,can-r8a7778" if CAN controller is a part of R8A7778 SoC.
> > "renesas,can-r8a7779" if CAN controller is a part of R8A7779 SoC.
> > "renesas,can-r8a7790" if CAN controller is a part of R8A7790 SoC.
> > @@ -16,15 +17,21 @@ Required properties:
> > "renesas,rcar-gen1-can" for a generic R-Car Gen1 compatible device.
> > "renesas,rcar-gen2-can" for a generic R-Car Gen2 or RZ/G1
> > compatible device.
> > - "renesas,rcar-gen3-can" for a generic R-Car Gen3 compatible device.
> > + "renesas,rcar-gen3-can" for a generic R-Car Gen3 or RZ/G2
> > + compatible device.
> > When compatible with the generic version, nodes must list the
> > SoC-specific version corresponding to the platform first
> > followed by the generic version.
> >
> > - reg: physical base address and size of the R-Car CAN register map.
> > - interrupts: interrupt specifier for the sole interrupt.
> > -- clocks: phandles and clock specifiers for 3 CAN clock inputs.
> > -- clock-names: 3 clock input name strings: "clkp1", "clkp2", "can_clk".
> > +- clocks: phandles and clock specifiers for 2 CAN clock inputs for RZ/G2
> > + devices.
> > + phandles and clock specifiers for 3 CAN clock inputs for every other
> > + SoC.
> > +- clock-names: 2 clock input name strings for RZ/G2: "clkp1", "can_clk".
> > + 3 clock input name strings for every other SoC: "clkp1", "clkp2",
> > + "can_clk".
> > - pinctrl-0: pin control group to be used for this controller.
> > - pinctrl-names: must be "default".
> >
> > @@ -41,8 +48,9 @@ using the below properties:
> > Optional properties:
> > - renesas,can-clock-select: R-Car CAN Clock Source Select. Valid values are:
> > <0x0> (default) : Peripheral clock (clkp1)
> > - <0x1> : Peripheral clock (clkp2)
> > - <0x3> : Externally input clock
> > + <0x1> : Peripheral clock (clkp2) (not supported by
> > + RZ/G2 devices)
> > + <0x3> : External input clock
> >
> > Example
> > -------
> > --
> > 2.7.4
>
>
>
>
> Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
>
Thank you Simon for getting back to me.
Marc, does this patch look ok to you?
Thanks,
Fab
> Subject: Re: [PATCH v2 2/3] dt-bindings: can: rcar_can: Add r8a774a1 support
>
> On Thu, Nov 08, 2018 at 11:25:23AM +0000, Fabrizio Castro wrote:
> > Dear All,
> >
> > Who is the best person to take this patch?
>
> I believe this one is for Marc.
>
> > Thanks,
> > Fab
> >
> > > From: Fabrizio Castro <[email protected]>
> > > Sent: 10 September 2018 11:43
> > > Subject: [PATCH v2 2/3] dt-bindings: can: rcar_can: Add r8a774a1 support
> > >
> > > Document RZ/G2M (r8a774a1) SoC specific bindings.
> > >
> > > Signed-off-by: Fabrizio Castro <[email protected]>
> > > Signed-off-by: Chris Paterson <[email protected]>
> > > Reviewed-by: Biju Das <[email protected]>
> > > ---
> > > v1->v2:
> > > * dropped "renesas,rzg-gen2-can" and fixed "clocks" property description
> > > as per Geert's comments.
> > >
> > > This patch applies on top of next-20180910.
> > >
> > > Documentation/devicetree/bindings/net/can/rcar_can.txt | 18 +++++++++++++-----
> > > 1 file changed, 13 insertions(+), 5 deletions(-)
> > >
> > > diff --git a/Documentation/devicetree/bindings/net/can/rcar_can.txt
> b/Documentation/devicetree/bindings/net/can/rcar_can.txt
> > > index 94a7f33..f3b160c 100644
> > > --- a/Documentation/devicetree/bindings/net/can/rcar_can.txt
> > > +++ b/Documentation/devicetree/bindings/net/can/rcar_can.txt
> > > @@ -4,6 +4,7 @@ Renesas R-Car CAN controller Device Tree Bindings
> > > Required properties:
> > > - compatible: "renesas,can-r8a7743" if CAN controller is a part of R8A7743 SoC.
> > > "renesas,can-r8a7745" if CAN controller is a part of R8A7745 SoC.
> > > + "renesas,can-r8a774a1" if CAN controller is a part of R8A774A1 SoC.
> > > "renesas,can-r8a7778" if CAN controller is a part of R8A7778 SoC.
> > > "renesas,can-r8a7779" if CAN controller is a part of R8A7779 SoC.
> > > "renesas,can-r8a7790" if CAN controller is a part of R8A7790 SoC.
> > > @@ -16,15 +17,21 @@ Required properties:
> > > "renesas,rcar-gen1-can" for a generic R-Car Gen1 compatible device.
> > > "renesas,rcar-gen2-can" for a generic R-Car Gen2 or RZ/G1
> > > compatible device.
> > > - "renesas,rcar-gen3-can" for a generic R-Car Gen3 compatible device.
> > > + "renesas,rcar-gen3-can" for a generic R-Car Gen3 or RZ/G2
> > > + compatible device.
> > > When compatible with the generic version, nodes must list the
> > > SoC-specific version corresponding to the platform first
> > > followed by the generic version.
> > >
> > > - reg: physical base address and size of the R-Car CAN register map.
> > > - interrupts: interrupt specifier for the sole interrupt.
> > > -- clocks: phandles and clock specifiers for 3 CAN clock inputs.
> > > -- clock-names: 3 clock input name strings: "clkp1", "clkp2", "can_clk".
> > > +- clocks: phandles and clock specifiers for 2 CAN clock inputs for RZ/G2
> > > + devices.
> > > + phandles and clock specifiers for 3 CAN clock inputs for every other
> > > + SoC.
> > > +- clock-names: 2 clock input name strings for RZ/G2: "clkp1", "can_clk".
> > > + 3 clock input name strings for every other SoC: "clkp1", "clkp2",
> > > + "can_clk".
> > > - pinctrl-0: pin control group to be used for this controller.
> > > - pinctrl-names: must be "default".
> > >
> > > @@ -41,8 +48,9 @@ using the below properties:
> > > Optional properties:
> > > - renesas,can-clock-select: R-Car CAN Clock Source Select. Valid values are:
> > > <0x0> (default) : Peripheral clock (clkp1)
> > > - <0x1> : Peripheral clock (clkp2)
> > > - <0x3> : Externally input clock
> > > + <0x1> : Peripheral clock (clkp2) (not supported by
> > > + RZ/G2 devices)
> > > + <0x3> : External input clock
> > >
> > > Example
> > > -------
> > > --
> > > 2.7.4
> >
> >
> >
> >
> > Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England
> & Wales under Registered No. 04586709.
> >
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.