diff mbox

[v2,07/11] usb: otg: nop: add dt support

Message ID 1342516407-16515-8-git-send-email-ajay.gupta@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ajay Kumar Gupta July 17, 2012, 9:13 a.m. UTC
Added device tree support for nop transceiver driver and updated the
Documentation with device tree binding information for am33xx platform.

Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
---
 .../devicetree/bindings/usb/am33xx-usb.txt         |    3 +++
 drivers/usb/otg/nop-usb-xceiv.c                    |   12 ++++++++++++
 2 files changed, 15 insertions(+), 0 deletions(-)

Comments

Sergei Shtylyov July 17, 2012, 12:40 p.m. UTC | #1
Hello.

On 17-07-2012 13:13, Ajay Kumar Gupta wrote:

> Added device tree support for nop transceiver driver and updated the
> Documentation with device tree binding information for am33xx platform.

> Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
> ---
>   .../devicetree/bindings/usb/am33xx-usb.txt         |    3 +++
>   drivers/usb/otg/nop-usb-xceiv.c                    |   12 ++++++++++++
>   2 files changed, 15 insertions(+), 0 deletions(-)

> diff --git a/Documentation/devicetree/bindings/usb/am33xx-usb.txt b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
> index ca8fa56..a314720 100644
> --- a/Documentation/devicetree/bindings/usb/am33xx-usb.txt
> +++ b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
> @@ -12,3 +12,6 @@ AM33XX MUSB GLUE
>      represents PERIPHERAL.
>    - power : Should be "250". This signifies the controller can supply upto
>      500mA when operating in host mode.
> +
> +NOP USB PHY
> + - compatible : Should be "ti,nop-xceiv-usb"

    Why are you declaring it as TI specific. There's nothing company specific 
in the NOP transceiver.

WBR, Sergei
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Ajay Kumar Gupta July 18, 2012, 6:53 a.m. UTC | #2
Hi,
> 
> On 17-07-2012 13:13, Ajay Kumar Gupta wrote:
> 
> > Added device tree support for nop transceiver driver and updated the
> > Documentation with device tree binding information for am33xx
> platform.
> 
> > Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
> > ---
> >   .../devicetree/bindings/usb/am33xx-usb.txt         |    3 +++
> >   drivers/usb/otg/nop-usb-xceiv.c                    |   12
> ++++++++++++
> >   2 files changed, 15 insertions(+), 0 deletions(-)
> 
> > diff --git a/Documentation/devicetree/bindings/usb/am33xx-usb.txt
> b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
> > index ca8fa56..a314720 100644
> > --- a/Documentation/devicetree/bindings/usb/am33xx-usb.txt
> > +++ b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
> > @@ -12,3 +12,6 @@ AM33XX MUSB GLUE
> >      represents PERIPHERAL.
> >    - power : Should be "250". This signifies the controller can
> supply upto
> >      500mA when operating in host mode.
> > +
> > +NOP USB PHY
> > + - compatible : Should be "ti,nop-xceiv-usb"
> 
>     Why are you declaring it as TI specific. There's nothing company
> specific in the NOP transceiver.

Thanks for review. I will change this to "nop-xceiv-usb".

Ajay
> 
> WBR, Sergei
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diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/usb/am33xx-usb.txt b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
index ca8fa56..a314720 100644
--- a/Documentation/devicetree/bindings/usb/am33xx-usb.txt
+++ b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
@@ -12,3 +12,6 @@  AM33XX MUSB GLUE
    represents PERIPHERAL.
  - power : Should be "250". This signifies the controller can supply upto
    500mA when operating in host mode.
+
+NOP USB PHY
+ - compatible : Should be "ti,nop-xceiv-usb"
diff --git a/drivers/usb/otg/nop-usb-xceiv.c b/drivers/usb/otg/nop-usb-xceiv.c
index 2e5e889..0bca4d1 100644
--- a/drivers/usb/otg/nop-usb-xceiv.c
+++ b/drivers/usb/otg/nop-usb-xceiv.c
@@ -27,6 +27,7 @@ 
  */
 
 #include <linux/module.h>
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 #include <linux/usb/otg.h>
@@ -152,12 +153,23 @@  static int __devexit nop_usb_xceiv_remove(struct platform_device *pdev)
 	return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id nop_xceiv_id_table[] = {
+	{ .compatible = "ti,nop-xceiv-usb" },
+	{}
+};
+MODULE_DEVICE_TABLE(of, nop_xceiv_id_table);
+#else
+#define nop_xceiv_id_table NULL
+#endif
+
 static struct platform_driver nop_usb_xceiv_driver = {
 	.probe		= nop_usb_xceiv_probe,
 	.remove		= __devexit_p(nop_usb_xceiv_remove),
 	.driver		= {
 		.name	= "nop_usb_xceiv",
 		.owner	= THIS_MODULE,
+		.of_match_table = of_match_ptr(nop_xceiv_id_table),
 	},
 };