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Message-Id: <20200408181406.40389-2-alcooperx@gmail.com>
Date: Wed, 8 Apr 2020 14:14:03 -0400
From: Al Cooper <alcooperx@...il.com>
To: linux-kernel@...r.kernel.org
Cc: Al Cooper <alcooperx@...il.com>,
Alan Stern <stern@...land.harvard.edu>,
bcm-kernel-feedback-list@...adcom.com, devicetree@...r.kernel.org,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jonathan Neuschäfer <j.neuschaefer@....net>,
Krzysztof Kozlowski <krzk@...nel.org>,
linux-usb@...r.kernel.org, Mathias Nyman <mathias.nyman@...el.com>,
Rob Herring <robh+dt@...nel.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v3 1/4] dt-bindings: Add Broadcom STB USB support
Add DT bindings for Broadcom STB USB EHCI and XHCI drivers.
NOTE: The OHCI driver is not included because it uses the generic
platform driver.
Signed-off-by: Al Cooper <alcooperx@...il.com>
---
.../bindings/usb/brcm,bcm7445-ehci.yaml | 60 +++++++++++++++++++
.../devicetree/bindings/usb/usb-xhci.txt | 1 +
2 files changed, 61 insertions(+)
create mode 100644 Documentation/devicetree/bindings/usb/brcm,bcm7445-ehci.yaml
diff --git a/Documentation/devicetree/bindings/usb/brcm,bcm7445-ehci.yaml b/Documentation/devicetree/bindings/usb/brcm,bcm7445-ehci.yaml
new file mode 100644
index 000000000000..d41710574b5e
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/brcm,bcm7445-ehci.yaml
@@ -0,0 +1,60 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/brcm,bcm7445-ehci.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom STB USB EHCI Controller Device Tree Bindings
+
+allOf:
+ - $ref: "usb-hcd.yaml"
+
+maintainers:
+ - Al Cooper <alcooperx@...il.com>
+
+properties:
+ compatible:
+ contains:
+ const: brcm,bcm7445-ehci
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+ description: Clock specifier for the EHCI clock
+
+ clock-names:
+ const: sw_usb
+
+ phys:
+ description: PHY specifier for the USB PHY
+
+ phy-names:
+ const: usbphy
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - phys
+ - clocks
+
+additionalProperties: false
+
+examples:
+ - |
+ usb@...00300 {
+ compatible = "brcm,bcm7445-ehci";
+ reg = <0xf0b00300 0xa8>;
+ interrupts = <0x0 0x5a 0x0>;
+ phys = <&usbphy_0 0x0>;
+ phy-names = "usbphy";
+ clocks = <&usb20>;
+ clock-names = "sw_usb";
+ };
+
+...
diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
index 3f378951d624..aafc316b5a8e 100644
--- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
+++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
@@ -23,6 +23,7 @@ Required properties:
device
- "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 or RZ/G2 compatible
device
+ - "brcm,bcm7445-xhci" for Broadcom STB SoCs with XHCI
- "xhci-platform" (deprecated)
When compatible with the generic version, nodes must list the
--
2.17.1
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