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From:   <conor.dooley@microchip.com>
To:     <linus.walleij@linaro.org>, <bgolaszewski@baylibre.com>,
        <robh+dt@kernel.org>, <jassisinghbrar@gmail.com>,
        <paul.walmsley@sifive.com>, <palmer@dabbelt.com>,
        <aou@eecs.berkeley.edu>, <a.zummo@towertech.it>,
        <alexandre.belloni@bootlin.com>, <broonie@kernel.org>,
        <gregkh@linuxfoundation.org>, <lewis.hanly@microchip.com>,
        <conor.dooley@microchip.com>, <daire.mcnamara@microchip.com>,
        <atish.patra@wdc.com>, <ivan.griffin@microchip.com>,
        <linux-gpio@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <linux-i2c@vger.kernel.org>,
        <linux-riscv@lists.infradead.org>, <linux-crypto@vger.kernel.org>,
        <linux-rtc@vger.kernel.org>, <linux-spi@vger.kernel.org>,
        <linux-usb@vger.kernel.org>
CC:     <krzysztof.kozlowski@canonical.com>, <geert@linux-m68k.org>,
        <bin.meng@windriver.com>
Subject: [PATCH 11/13] dt-bindings: usb: add bindings for microchip mpfs musb
Date:   Mon, 8 Nov 2021 15:05:52 +0000
Message-ID: <20211108150554.4457-12-conor.dooley@microchip.com>
In-Reply-To: <20211108150554.4457-1-conor.dooley@microchip.com>
References: <20211108150554.4457-1-conor.dooley@microchip.com>
MIME-Version: 1.0
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From: Conor Dooley <conor.dooley@microchip.com>

Add device tree bindings for the usb controller on
the Microchip PolarFire SoC.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
 .../bindings/usb/microchip,mpfs-usb-host.yaml | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/usb/microchip,mpfs-usb-host.yaml

diff --git a/Documentation/devicetree/bindings/usb/microchip,mpfs-usb-host.yaml b/Documentation/devicetree/bindings/usb/microchip,mpfs-usb-host.yaml
new file mode 100644
index 000000000000..b867f49e7d70
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/microchip,mpfs-usb-host.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/microchip,mpfs-usb-host.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip MPFS USB Controller Device Tree Bindings
+
+maintainers:
+  - Conor Dooley <conor.dooley@microchip.com>
+
+description: |
+  This USB controller is found on the Microchip PolarFire SoC.
+
+properties:
+  compatible:
+    enum:
+      - microchip,mpfs-usb-host
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  interrupt-names:
+    minItems: 2
+    items:
+      - const: dma
+      - const: mc
+
+  clocks:
+    maxItems: 1
+
+  dr_mode:
+    enum:
+      - host
+      - otg
+      - peripheral
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - interrupt-names
+  - clocks
+  - dr_mode
+
+additionalProperties: false
+
+examples:
+  - |
+    #include "dt-bindings/clock/microchip,mpfs-clock.h"
+    #include "dt-bindings/interrupt-controller/microchip,mpfs-plic.h"
+    soc {
+      #address-cells = <2>;
+      #size-cells = <2>;
+      usb: usb@20201000 {
+        compatible = "microchip,mpfs-usb-host";
+        reg = <0x0 0x20201000 0x0 0x1000>;
+        clocks = <&clkcfg CLK_USB>;
+        interrupt-parent = <&plic>;
+        interrupts = <PLIC_INT_USB_DMA PLIC_INT_USB_MC>;
+        interrupt-names = "dma","mc";
+        dr_mode = "host";
+        status = "disabled";
+      };
+    };
+
+...
-- 
2.33.1