From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Chen Subject: [PATCH 2/3] doc: dt-binding: generic onboard USB HUB Date: Tue, 8 Dec 2015 09:37:49 +0800 Message-ID: <1449538670-7954-3-git-send-email-peter.chen@freescale.com> References: <1449538670-7954-1-git-send-email-peter.chen@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1449538670-7954-1-git-send-email-peter.chen-KZfg59tc24xl57MIdRCFDg@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org, stern-nwvwT67g6+6dFdvTe/nMLpVzexx5G7lz@public.gmane.org Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, festevam-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, patryk-6+2coLtxvIyvnle+31E0rA@public.gmane.org, linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Peter Chen List-Id: devicetree@vger.kernel.org Add dt-binding documentation for generic onboard USB HUB. Signed-off-by: Peter Chen --- .../bindings/usb/generic-onboard-hub.txt | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/generic-onboard-hub.txt diff --git a/Documentation/devicetree/bindings/usb/generic-onboard-hub.txt b/Documentation/devicetree/bindings/usb/generic-onboard-hub.txt new file mode 100644 index 0000000..ea92205 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/generic-onboard-hub.txt @@ -0,0 +1,28 @@ +Generic Onboard USB HUB + +Required properties: +- compatible: should be "generic-onboard-hub" + +Optional properties: +- clocks: the input clock for HUB. + +- clock-names: Should be "external_clk" + +- hub-reset-gpios: Should specify the GPIO for reset. + +- hub-reset-active-high: the active reset signal is high, if this property is + not set, the active reset signal is low. + +- hub-reset-duration-us: the duration for assert reset signal, the time unit + is microsecond. + +Example: + + usb_hub1 { + compatible = "generic-onboard-hub"; + clocks = <&clks IMX6QDL_CLK_CKO>; + clock-names = "external_clk"; + hub-reset-gpios = <&gpio7 12 0>; + hub-reset-active-high; + hub-reset-duration-us = <2>; + }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: peter.chen@freescale.com (Peter Chen) Date: Tue, 8 Dec 2015 09:37:49 +0800 Subject: [PATCH 2/3] doc: dt-binding: generic onboard USB HUB In-Reply-To: <1449538670-7954-1-git-send-email-peter.chen@freescale.com> References: <1449538670-7954-1-git-send-email-peter.chen@freescale.com> Message-ID: <1449538670-7954-3-git-send-email-peter.chen@freescale.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add dt-binding documentation for generic onboard USB HUB. Signed-off-by: Peter Chen --- .../bindings/usb/generic-onboard-hub.txt | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/generic-onboard-hub.txt diff --git a/Documentation/devicetree/bindings/usb/generic-onboard-hub.txt b/Documentation/devicetree/bindings/usb/generic-onboard-hub.txt new file mode 100644 index 0000000..ea92205 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/generic-onboard-hub.txt @@ -0,0 +1,28 @@ +Generic Onboard USB HUB + +Required properties: +- compatible: should be "generic-onboard-hub" + +Optional properties: +- clocks: the input clock for HUB. + +- clock-names: Should be "external_clk" + +- hub-reset-gpios: Should specify the GPIO for reset. + +- hub-reset-active-high: the active reset signal is high, if this property is + not set, the active reset signal is low. + +- hub-reset-duration-us: the duration for assert reset signal, the time unit + is microsecond. + +Example: + + usb_hub1 { + compatible = "generic-onboard-hub"; + clocks = <&clks IMX6QDL_CLK_CKO>; + clock-names = "external_clk"; + hub-reset-gpios = <&gpio7 12 0>; + hub-reset-active-high; + hub-reset-duration-us = <2>; + }; -- 1.9.1