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Subject[PATCH v5 4/9] dt-bindings: phy: qcom-qusb2: Add support for overriding Phy tuning parameters
Date
Add support for overriding QUSB2 V2 phy tuning parameters
in device tree bindings.

Signed-off-by: Sandeep Maheswaram <sanm@codeaurora.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
---
.../devicetree/bindings/phy/qcom,qusb2-phy.yaml | 32 +++++++++++++++++++++-
1 file changed, 31 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml
index 60124a3..144ae29 100644
--- a/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml
@@ -75,7 +75,7 @@ if:
properties:
compatible:
contains:
- const: qcom,sdm845-qusb2-phy
+ const: qcom,qusb2-v2-phy
then:
properties:
qcom,imp-res-offset-value:
@@ -89,6 +89,26 @@ then:
maximum: 63
default: 0

+ qcom,bias-ctrl-value:
+ description:
+ It is a 6 bit value that specifies bias-ctrl-value. It is a PHY
+ tuning parameter that may vary for different boards of same SOC.
+ allOf:
+ - $ref: /schemas/types.yaml#/definitions/uint32
+ - minimum: 0
+ maximum: 63
+ default: 0
+
+ qcom,charge-ctrl-value:
+ description:
+ It is a 2 bit value that specifies charge-ctrl-value. It is a PHY
+ tuning parameter that may vary for different boards of same SOC.
+ allOf:
+ - $ref: /schemas/types.yaml#/definitions/uint32
+ - minimum: 0
+ maximum: 3
+ default: 0
+
qcom,hstx-trim-value:
description:
It is a 4 bit value that specifies tuning for HSTX
@@ -124,6 +144,16 @@ then:
maximum: 1
default: 0

+ qcom,hsdisc-trim-value:
+ description:
+ It is a 2 bit value tuning parameter that control disconnect
+ threshold and may vary for different boards of same SOC.
+ allOf:
+ - $ref: /schemas/types.yaml#/definitions/uint32
+ - minimum: 0
+ maximum: 3
+ default: 0
+
required:
- compatible
- reg
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
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