From c37a9cd51dfa85ee59427c51b49dee74cec124c5 Mon Sep 17 00:00:00 2001 From: Franklin S Cooper Jr Date: Wed, 16 Aug 2017 16:54:08 -0500 Subject: [PATCH] dt-bindings: usb: keystone-usb: Update bindings pm and clocks properties Update various properties to properly indicate their requirement depending on the SoC. Signed-off-by: Franklin S Cooper Jr Signed-off-by: Felipe Balbi --- Documentation/devicetree/bindings/usb/keystone-usb.txt | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/keystone-usb.txt b/Documentation/devicetree/bindings/usb/keystone-usb.txt index 60527d3..2d1bef1 100644 --- a/Documentation/devicetree/bindings/usb/keystone-usb.txt +++ b/Documentation/devicetree/bindings/usb/keystone-usb.txt @@ -12,8 +12,21 @@ Required properties: MPU. - ranges: allows valid 1:1 translation between child's address space and parent's address space. - - clocks: Clock IDs array as required by the controller. - - clock-names: names of clocks correseponding to IDs in the clock property. + +SoC-specific Required Properties: +The following are mandatory properties for Keystone 2 66AK2HK, 66AK2L and 66AK2E +SoCs only: + +- clocks: Clock ID for USB functional clock. +- clock-names: Must be "usb". + + +The following are mandatory properties for Keystone 2 66AK2G SoCs only: + +- power-domains: Should contain a phandle to a PM domain provider node + and an args specifier containing the USB device id + value. This property is as per the binding, + Documentation/devicetree/bindings/soc/ti/sci-pm-domain.txt Sub-nodes: The dwc3 core should be added as subnode to Keystone DWC3 glue. -- 2.7.4