From: Benjamin Herrenschmidt <benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>
To: devicetree <devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Cc: Joel Stanley <joel-U3u1mxZcP9KHXe+LvDLADg@public.gmane.org>,
linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH] dts-bindings: usb-uhci: Document newly added properties
Date: Tue, 16 Jan 2018 11:06:15 +1100 [thread overview]
Message-ID: <1516061175.31850.140.camel@kernel.crashing.org> (raw)
Commit 4642d34a439f80e16af0d56ed6258a33abae257a
"usb/uhci: Add support for Aspeed BMC SoCs" added
support for a new #ports property, along with
Aspeed specific compatible strings. This adds
documentation for them.
Signed-off-by: Benjamin Herrenschmidt <benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>
---
Documentation/devicetree/bindings/usb/usb-uhci.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/usb-uhci.txt b/Documentation/devicetree/bindings/usb/usb-uhci.txt
index 298133416c97..c1153eb38a9a 100644
--- a/Documentation/devicetree/bindings/usb/usb-uhci.txt
+++ b/Documentation/devicetree/bindings/usb/usb-uhci.txt
@@ -3,8 +3,14 @@ Generic Platform UHCI Controller
Required properties:
- compatible : "generic-uhci" (deprecated: "platform-uhci")
+ supports additional Aspeed specific workarounds by also
+ including the "aspeed,ast2400-uhci" or "aspeed,ast2500-uhci"
+ string.
- reg : Should contain 1 register ranges(address and length)
- interrupts : UHCI controller interrupt
+- #ports: (optional) 1 cell, number of ports (overrides
+ auto-detection which is needed among others on some Aspeed
+ parts).
Example:
--
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next reply other threads:[~2018-01-16 0:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-16 0:06 Benjamin Herrenschmidt [this message]
[not found] ` <1516061175.31850.140.camel-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>
2018-01-18 20:15 ` [PATCH] dts-bindings: usb-uhci: Document newly added properties Joel Stanley
2018-01-19 23:22 ` Rob Herring
2018-01-20 0:38 ` Benjamin Herrenschmidt
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