From mboxrd@z Thu Jan 1 00:00:00 1970 From: balbi@ti.com (Felipe Balbi) Date: Thu, 10 Oct 2013 10:29:22 -0500 Subject: [PATCH 2/5] usb: gadget: s3c-hsotg: support configurable UTMI PHY width In-Reply-To: <1381140752-312-3-git-send-email-matt.porter@linaro.org> References: <1381140752-312-1-git-send-email-matt.porter@linaro.org> <1381140752-312-3-git-send-email-matt.porter@linaro.org> Message-ID: <20131010152922.GF28375@radagast> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Oct 07, 2013 at 06:12:29AM -0400, Matt Porter wrote: > Extend dwc2 binding with an optional utmi phy width property. > Enable the s3c-hsotg.c driver to use standard dwc2 binding > and enable configuration of the UTMI phy width based on the > property. > > Signed-off-by: Matt Porter > Reviewed-by: Markus Mayer > Reviewed-by: Tim Kryger > --- > Documentation/devicetree/bindings/staging/dwc2.txt | 4 ++++ > drivers/usb/gadget/s3c-hsotg.c | 18 +++++++++++++++++- > drivers/usb/gadget/s3c-hsotg.h | 1 + > 3 files changed, 22 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/staging/dwc2.txt b/Documentation/devicetree/bindings/staging/dwc2.txt > index 1a1b7cf..fb6b8ee 100644 > --- a/Documentation/devicetree/bindings/staging/dwc2.txt > +++ b/Documentation/devicetree/bindings/staging/dwc2.txt > @@ -6,10 +6,14 @@ Required properties: > - reg : Should contain 1 register range (address and length) > - interrupts : Should contain 1 interrupt > > +Optional properties: > +- snps,phy-utmi-width: Must contain the UTMI data width (either 8 or 16) isn't this available in any of the configuration registers ? > Example: > > usb at 101c0000 { > compatible = "ralink,rt3050-usb, snps,dwc2"; > reg = <0x101c0000 40000>; > interrupts = <18>; > + snps,phy-utmi-width = <8>; indentation. -- balbi -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: Digital signature URL: