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From:   Sandeep Maheswaram <quic_c_sanm@quicinc.com>
To:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
        Andy Gross <agross@kernel.org>,
        "Bjorn Andersson" <bjorn.andersson@linaro.org>,
        Kishon Vijay Abraham I <kishon@ti.com>,
        Vinod Koul <vkoul@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Wesley Cheng <wcheng@codeaurora.org>,
        "Stephen Boyd" <swboyd@chromium.org>,
        Doug Anderson <dianders@chromium.org>,
        "Matthias Kaehlcke" <mka@chromium.org>
CC:     <evicetree@vger.kernel.org>, <linux-arm-msm@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <linux-phy@lists.infradead.org>,
        <linux-usb@vger.kernel.org>, <quic_pkondeti@quicinc.com>,
        <quic_ppratap@quicinc.com>,
        Sandeep Maheswaram <quic_c_sanm@quicinc.com>
Subject: [PATCH 1/3] dt-bindings: phy: qcom,usb-snps-femto-v2: Add phy override params bindings
Date:   Wed, 16 Feb 2022 00:49:13 +0530
Message-ID: <1644952755-15527-2-git-send-email-quic_c_sanm@quicinc.com>
In-Reply-To: <1644952755-15527-1-git-send-email-quic_c_sanm@quicinc.com>
References: <1644952755-15527-1-git-send-email-quic_c_sanm@quicinc.com>
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Add support for overriding SNPS phy tuning parameters in device tree
bindings.

Signed-off-by: Sandeep Maheswaram <quic_c_sanm@quicinc.com>
---
 .../devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml  | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml b/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
index 0dfe691..44cf3bf 100644
--- a/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
@@ -50,6 +50,22 @@ properties:
   vdda33-supply:
     description: phandle to the regulator 3.3V supply node.
 
+  qcom,override_x0:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: Override value for hs disconnect and squelch detector threshold.
+
+  qcom,override_x1:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: Override value for hs amplitude, pre-emphasis duration and amplitude.
+
+  qcom,override_x2:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: Override value for hs rise/fall time, cross over voltage, output impedance.
+
+  qcom,override_x3:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: Override value for ls/fs output impedance.
+
 required:
   - compatible
   - reg
-- 
2.7.4