diff options
author | Michael Grzeschik <m.grzeschik@pengutronix.de> | 2014-02-19 13:41:43 +0800 |
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committer | Nitin Garg <nitin.garg@freescale.com> | 2014-04-16 08:58:01 -0500 |
commit | 1a72b128812847d2ab426e044b0db65b8c2e3d2a (patch) | |
tree | 57c2704ac7bfab68c3f7c6b073a5c785af072bbf /Documentation | |
parent | 4855dc3ae035df5313b61422a90c7055a2e60522 (diff) |
usb: chipidea: udc: add maximum-speed = full-speed option
This patch makes it possible to set the chipidea udc into full-speed only mode.
It is set by the oftree property "maximum-speed = full-speed".
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/usb/ci13xxx-imx.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/ci13xxx-imx.txt b/Documentation/devicetree/bindings/usb/ci13xxx-imx.txt index 8d58c8ce91ca..881901a59604 100644 --- a/Documentation/devicetree/bindings/usb/ci13xxx-imx.txt +++ b/Documentation/devicetree/bindings/usb/ci13xxx-imx.txt @@ -30,6 +30,7 @@ at imx6 SoC series - osc-clkgate-delay: the delay between powering up the xtal 24MHz clock and release the clock to the digital logic inside the analog block, 0 <= osc-clkgate-delay <= 7. +- maximum-speed: limit the maximum connection speed to "full-speed". Examples: usb@02184000 { /* USB OTG */ @@ -46,4 +47,5 @@ usb@02184000 { /* USB OTG */ pinctrl-0 = <&pinctrl_usbh2_1>; pinctrl-1 = <&pinctrl_usbh2_2>; osc-clkgate-delay = <0x3>; + maximum-speed = "full-speed"; }; |