diff mbox

[v2,1/2] usb: host: xhci-plat: add R-Car Gen2 and Gen3 fallback compatibility strings

Message ID 1452485245-9001-2-git-send-email-horms+renesas@verge.net.au (mailing list archive)
State Superseded
Delegated to: Simon Horman
Headers show

Commit Message

Simon Horman Jan. 11, 2016, 4:07 a.m. UTC
Add fallback compatibility strings for R-Car Gen2 and Gen3.

This is in keeping with the fallback scheme being adopted wherever
appropriate for drivers for Renesas SoCs.

Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

---
v2
* Use consistent line ending in documentation
* Group compat strings at the bottom of usb_xhci_of_match[]
---
 Documentation/devicetree/bindings/usb/usb-xhci.txt | 21 +++++++++++++++++----
 drivers/usb/host/xhci-plat.c                       |  5 +++++
 2 files changed, 22 insertions(+), 4 deletions(-)

Comments

Geert Uytterhoeven Jan. 11, 2016, 8:13 a.m. UTC | #1
CC Gregory

On Mon, Jan 11, 2016 at 5:07 AM, Simon Horman
<horms+renesas@verge.net.au> wrote:
> Add fallback compatibility strings for R-Car Gen2 and Gen3.
>
> This is in keeping with the fallback scheme being adopted wherever
> appropriate for drivers for Renesas SoCs.
>
> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>

> ---
> v2
> * Use consistent line ending in documentation
> * Group compat strings at the bottom of usb_xhci_of_match[]
> ---
>  Documentation/devicetree/bindings/usb/usb-xhci.txt | 21 +++++++++++++++++----
>  drivers/usb/host/xhci-plat.c                       |  5 +++++
>  2 files changed, 22 insertions(+), 4 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> index 082573289f1e..34e1d7b6a829 100644
> --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> @@ -1,10 +1,23 @@
>  USB xHCI controllers
>
>  Required properties:
> -  - compatible: should be one of "generic-xhci",
> -    "marvell,armada-375-xhci", "marvell,armada-380-xhci",
> -    "renesas,xhci-r8a7790", "renesas,xhci-r8a7791", "renesas,xhci-r8a7793",
> -    "renesas,xhci-r8a7795" (deprecated: "xhci-platform").
> +  - compatible: should be one or more of
> +
> +    - "generic-xhci" for generic XHCI device
> +    - "marvell,armada-375-xhci" for Armada 375 SoCs
> +    - "marvell,armada-380-xhci" for Armada 380 SoCs
> +    - "renesas,xhci-r8a7790" for r8a7790 SoC
> +    - "renesas,xhci-r8a7791" for r8a7791 SoC
> +    - "renesas,xhci-r8a7793" for r8a7793 SoC
> +    - "renesas,xhci-r8a7795" for r8a7795 SoC
> +    - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device
> +    - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device
> +    - "xhci-platform" (deprecated)
> +
> +    When compatible with the generic version, nodes must list the
> +    SoC-specific version corresponding to the platform first
> +    followed by the generic version.
> +
>    - reg: should contain address and length of the standard XHCI
>      register set for the device.
>    - interrupts: one XHCI interrupt should be described here.
> diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
> index 770b6b088797..05d09d7547ea 100644
> --- a/drivers/usb/host/xhci-plat.c
> +++ b/drivers/usb/host/xhci-plat.c
> @@ -110,6 +110,11 @@ static const struct of_device_id usb_xhci_of_match[] = {
>                 .compatible = "renesas,xhci-r8a7795",
>                 .data = &xhci_plat_renesas_rcar_gen3,
>         }, {
> +               .compatible = "renesas,rcar-gen2-xhci",
> +               .data = &xhci_plat_renesas_rcar_gen2,
> +       }, {
> +               .compatible = "renesas,rcar-gen3-xhci",
> +               .data = &xhci_plat_renesas_rcar_gen3,
>         },
>  };
>  MODULE_DEVICE_TABLE(of, usb_xhci_of_match);

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
--
To unsubscribe from this list: send the line "unsubscribe linux-sh" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Gregory CLEMENT Jan. 11, 2016, 9 a.m. UTC | #2
Hi Simon and Geert
 
 On lun., janv. 11 2016, Geert Uytterhoeven <geert@linux-m68k.org> wrote:

> CC Gregory
>
> On Mon, Jan 11, 2016 at 5:07 AM, Simon Horman
> <horms+renesas@verge.net.au> wrote:
>> Add fallback compatibility strings for R-Car Gen2 and Gen3.
>>
>> This is in keeping with the fallback scheme being adopted wherever
>> appropriate for drivers for Renesas SoCs.
>>
>> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
>
> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>

I have just one nitpick:

>
>> ---
>> v2
>> * Use consistent line ending in documentation
>> * Group compat strings at the bottom of usb_xhci_of_match[]
>> ---
>>  Documentation/devicetree/bindings/usb/usb-xhci.txt | 21 +++++++++++++++++----
>>  drivers/usb/host/xhci-plat.c                       |  5 +++++
>>  2 files changed, 22 insertions(+), 4 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
>> index 082573289f1e..34e1d7b6a829 100644
>> --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
>> +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
>> @@ -1,10 +1,23 @@
>>  USB xHCI controllers
>>
>>  Required properties:
>> -  - compatible: should be one of "generic-xhci",
>> -    "marvell,armada-375-xhci", "marvell,armada-380-xhci",
>> -    "renesas,xhci-r8a7790", "renesas,xhci-r8a7791", "renesas,xhci-r8a7793",
>> -    "renesas,xhci-r8a7795" (deprecated: "xhci-platform").
>> +  - compatible: should be one or more of
>> +
>> +    - "generic-xhci" for generic XHCI device
>> +    - "marvell,armada-375-xhci" for Armada 375 SoCs
>> +    - "marvell,armada-380-xhci" for Armada 380 SoCs

Actually this compatible is also for the Armada 385 SoCs and the Armada
388 SoCs, so usually we called this family Armada 38x.

Thanks,

Gregory

>> +    - "renesas,xhci-r8a7790" for r8a7790 SoC
>> +    - "renesas,xhci-r8a7791" for r8a7791 SoC
>> +    - "renesas,xhci-r8a7793" for r8a7793 SoC
>> +    - "renesas,xhci-r8a7795" for r8a7795 SoC
>> +    - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device
>> +    - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device
>> +    - "xhci-platform" (deprecated)
>> +
>> +    When compatible with the generic version, nodes must list the
>> +    SoC-specific version corresponding to the platform first
>> +    followed by the generic version.
>> +
>>    - reg: should contain address and length of the standard XHCI
>>      register set for the device.
>>    - interrupts: one XHCI interrupt should be described here.
>> diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
>> index 770b6b088797..05d09d7547ea 100644
>> --- a/drivers/usb/host/xhci-plat.c
>> +++ b/drivers/usb/host/xhci-plat.c
>> @@ -110,6 +110,11 @@ static const struct of_device_id usb_xhci_of_match[] = {
>>                 .compatible = "renesas,xhci-r8a7795",
>>                 .data = &xhci_plat_renesas_rcar_gen3,
>>         }, {
>> +               .compatible = "renesas,rcar-gen2-xhci",
>> +               .data = &xhci_plat_renesas_rcar_gen2,
>> +       }, {
>> +               .compatible = "renesas,rcar-gen3-xhci",
>> +               .data = &xhci_plat_renesas_rcar_gen3,
>>         },
>>  };
>>  MODULE_DEVICE_TABLE(of, usb_xhci_of_match);
>
> Gr{oetje,eeting}s,
>
>                         Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds
Simon Horman Jan. 12, 2016, 1:08 a.m. UTC | #3
Hi Gregory,

On Mon, Jan 11, 2016 at 10:00:41AM +0100, Gregory CLEMENT wrote:
> Hi Simon and Geert
>  
>  On lun., janv. 11 2016, Geert Uytterhoeven <geert@linux-m68k.org> wrote:
> 
> > CC Gregory
> >
> > On Mon, Jan 11, 2016 at 5:07 AM, Simon Horman
> > <horms+renesas@verge.net.au> wrote:
> >> Add fallback compatibility strings for R-Car Gen2 and Gen3.
> >>
> >> This is in keeping with the fallback scheme being adopted wherever
> >> appropriate for drivers for Renesas SoCs.
> >>
> >> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
> >
> > Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
> 
> I have just one nitpick:
> 
> >
> >> ---
> >> v2
> >> * Use consistent line ending in documentation
> >> * Group compat strings at the bottom of usb_xhci_of_match[]
> >> ---
> >>  Documentation/devicetree/bindings/usb/usb-xhci.txt | 21 +++++++++++++++++----
> >>  drivers/usb/host/xhci-plat.c                       |  5 +++++
> >>  2 files changed, 22 insertions(+), 4 deletions(-)
> >>
> >> diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> >> index 082573289f1e..34e1d7b6a829 100644
> >> --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> >> +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> >> @@ -1,10 +1,23 @@
> >>  USB xHCI controllers
> >>
> >>  Required properties:
> >> -  - compatible: should be one of "generic-xhci",
> >> -    "marvell,armada-375-xhci", "marvell,armada-380-xhci",
> >> -    "renesas,xhci-r8a7790", "renesas,xhci-r8a7791", "renesas,xhci-r8a7793",
> >> -    "renesas,xhci-r8a7795" (deprecated: "xhci-platform").
> >> +  - compatible: should be one or more of
> >> +
> >> +    - "generic-xhci" for generic XHCI device
> >> +    - "marvell,armada-375-xhci" for Armada 375 SoCs
> >> +    - "marvell,armada-380-xhci" for Armada 380 SoCs
> 
> Actually this compatible is also for the Armada 385 SoCs and the Armada
> 388 SoCs, so usually we called this family Armada 38x.

Thanks, to clarify the above line would be better written as:

	  - "marvell,armada-380-xhci" for Armada 38x SoCs
> 
> Thanks,
> 
> Gregory
> 
> >> +    - "renesas,xhci-r8a7790" for r8a7790 SoC
> >> +    - "renesas,xhci-r8a7791" for r8a7791 SoC
> >> +    - "renesas,xhci-r8a7793" for r8a7793 SoC
> >> +    - "renesas,xhci-r8a7795" for r8a7795 SoC
> >> +    - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device
> >> +    - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device
> >> +    - "xhci-platform" (deprecated)
> >> +
> >> +    When compatible with the generic version, nodes must list the
> >> +    SoC-specific version corresponding to the platform first
> >> +    followed by the generic version.
> >> +
> >>    - reg: should contain address and length of the standard XHCI
> >>      register set for the device.
> >>    - interrupts: one XHCI interrupt should be described here.
> >> diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
> >> index 770b6b088797..05d09d7547ea 100644
> >> --- a/drivers/usb/host/xhci-plat.c
> >> +++ b/drivers/usb/host/xhci-plat.c
> >> @@ -110,6 +110,11 @@ static const struct of_device_id usb_xhci_of_match[] = {
> >>                 .compatible = "renesas,xhci-r8a7795",
> >>                 .data = &xhci_plat_renesas_rcar_gen3,
> >>         }, {
> >> +               .compatible = "renesas,rcar-gen2-xhci",
> >> +               .data = &xhci_plat_renesas_rcar_gen2,
> >> +       }, {
> >> +               .compatible = "renesas,rcar-gen3-xhci",
> >> +               .data = &xhci_plat_renesas_rcar_gen3,
> >>         },
> >>  };
> >>  MODULE_DEVICE_TABLE(of, usb_xhci_of_match);
> >
> > Gr{oetje,eeting}s,
> >
> >                         Geert
> >
> > --
> > Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
> >
> > In personal conversations with technical people, I call myself a hacker. But
> > when I'm talking to journalists I just say "programmer" or something like that.
> >                                 -- Linus Torvalds
> 
> -- 
> Gregory Clement, Free Electrons
> Kernel, drivers, real-time and embedded Linux
> development, consulting, training and support.
> http://free-electrons.com
> --
> To unsubscribe from this list: send the line "unsubscribe linux-sh" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 
--
To unsubscribe from this list: send the line "unsubscribe linux-sh" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
index 082573289f1e..34e1d7b6a829 100644
--- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
+++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
@@ -1,10 +1,23 @@ 
 USB xHCI controllers
 
 Required properties:
-  - compatible: should be one of "generic-xhci",
-    "marvell,armada-375-xhci", "marvell,armada-380-xhci",
-    "renesas,xhci-r8a7790", "renesas,xhci-r8a7791", "renesas,xhci-r8a7793",
-    "renesas,xhci-r8a7795" (deprecated: "xhci-platform").
+  - compatible: should be one or more of
+
+    - "generic-xhci" for generic XHCI device
+    - "marvell,armada-375-xhci" for Armada 375 SoCs
+    - "marvell,armada-380-xhci" for Armada 380 SoCs
+    - "renesas,xhci-r8a7790" for r8a7790 SoC
+    - "renesas,xhci-r8a7791" for r8a7791 SoC
+    - "renesas,xhci-r8a7793" for r8a7793 SoC
+    - "renesas,xhci-r8a7795" for r8a7795 SoC
+    - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device
+    - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device
+    - "xhci-platform" (deprecated)
+
+    When compatible with the generic version, nodes must list the
+    SoC-specific version corresponding to the platform first
+    followed by the generic version.
+
   - reg: should contain address and length of the standard XHCI
     register set for the device.
   - interrupts: one XHCI interrupt should be described here.
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 770b6b088797..05d09d7547ea 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -110,6 +110,11 @@  static const struct of_device_id usb_xhci_of_match[] = {
 		.compatible = "renesas,xhci-r8a7795",
 		.data = &xhci_plat_renesas_rcar_gen3,
 	}, {
+		.compatible = "renesas,rcar-gen2-xhci",
+		.data = &xhci_plat_renesas_rcar_gen2,
+	}, {
+		.compatible = "renesas,rcar-gen3-xhci",
+		.data = &xhci_plat_renesas_rcar_gen3,
 	},
 };
 MODULE_DEVICE_TABLE(of, usb_xhci_of_match);