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Message-Id: <1589510358-3865-3-git-send-email-sanm@codeaurora.org>
Date: Fri, 15 May 2020 08:09:16 +0530
From: Sandeep Maheswaram <sanm@...eaurora.org>
To: Andy Gross <agross@...nel.org>,
Bjorn Andersson <bjorn.andersson@...aro.org>,
Kishon Vijay Abraham I <kishon@...com>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Stephen Boyd <swboyd@...omium.org>,
Doug Anderson <dianders@...omium.org>,
Matthias Kaehlcke <mka@...omium.org>
Cc: linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, Manu Gautam <mgautam@...eaurora.org>,
Sandeep Maheswaram <sanm@...eaurora.org>
Subject: [PATCH v7 2/4] dt-bindings: phy: qcom,qmp-usb3-dp: Add dt bindings for USB3 DP PHY
Split out the dt bindings for USB3 DP PHY from qcom,qmp bindings
for modularity.
Signed-off-by: Sandeep Maheswaram <sanm@...eaurora.org>
---
.../devicetree/bindings/phy/qcom,qmp-phy.yaml | 51 +++-----
.../bindings/phy/qcom,qmp-usb3-dp-phy.yaml | 135 +++++++++++++++++++++
2 files changed, 150 insertions(+), 36 deletions(-)
create mode 100644 Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml
diff --git a/Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml
index dcdb014..973b2d1 100644
--- a/Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml
@@ -27,21 +27,13 @@ properties:
- qcom,sdm845-qhp-pcie-phy
- qcom,sdm845-qmp-pcie-phy
- qcom,sdm845-qmp-ufs-phy
- - qcom,sdm845-qmp-usb3-phy
- qcom,sdm845-qmp-usb3-uni-phy
- qcom,sm8150-qmp-ufs-phy
- qcom,sm8250-qmp-ufs-phy
reg:
- minItems: 1
items:
- description: Address and length of PHY's common serdes block.
- - description: Address and length of the DP_COM control block.
-
- reg-names:
- items:
- - const: reg-base
- - const: dp_com
"#clock-cells":
enum: [ 1, 2 ]
@@ -110,7 +102,6 @@ allOf:
compatible:
contains:
enum:
- - qcom,sdm845-qmp-usb3-phy
- qcom,sdm845-qmp-usb3-uni-phy
then:
properties:
@@ -284,51 +275,39 @@ allOf:
reset-names:
items:
- const: phy
- - if:
- properties:
- compatible:
- contains:
- const: qcom,sdm845-qmp-usb3-phy
- then:
- required:
- - reg-names
examples:
- |
#include <dt-bindings/clock/qcom,gcc-sdm845.h>
- usb_1_qmpphy: phy-wrapper@...9000 {
- compatible = "qcom,sdm845-qmp-usb3-phy";
- reg = <0 0x088e9000 0 0x18c>,
- <0 0x088e8000 0 0x10>;
- reg-names = "reg-base", "dp_com";
+ usb_2_qmpphy: phy-wrapper@...b000 {
+ compatible = "qcom,sdm845-qmp-usb3-uni-phy";
+ reg = <0 0x088eb000 0 0x18c>;
#clock-cells = <1>;
#address-cells = <2>;
#size-cells = <2>;
- clocks = <&gcc GCC_USB3_PRIM_PHY_AUX_CLK>,
+ clocks = <&gcc GCC_USB3_SEC_PHY_AUX_CLK >,
<&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>,
- <&gcc GCC_USB3_PRIM_CLKREF_CLK>,
- <&gcc GCC_USB3_PRIM_PHY_COM_AUX_CLK>;
+ <&gcc GCC_USB3_SEC_CLKREF_CLK>,
+ <&gcc GCC_USB3_SEC_PHY_COM_AUX_CLK>;
clock-names = "aux", "cfg_ahb", "ref", "com_aux";
- resets = <&gcc GCC_USB3_PHY_PRIM_BCR>,
- <&gcc GCC_USB3_DP_PHY_PRIM_BCR>;
+ resets = <&gcc GCC_USB3PHY_PHY_SEC_BCR>,
+ <&gcc GCC_USB3_PHY_SEC_BCR>;
reset-names = "phy", "common";
vdda-phy-supply = <&vdda_usb2_ss_1p2>;
vdda-pll-supply = <&vdda_usb2_ss_core>;
- usb_1_ssphy: phy@...9200 {
- reg = <0 0x088e9200 0 0x128>,
- <0 0x088e9400 0 0x200>,
- <0 0x088e9c00 0 0x218>,
- <0 0x088e9600 0 0x128>,
- <0 0x088e9800 0 0x200>,
- <0 0x088e9a00 0 0x100>;
+ usb_2_ssphy: phy@...b200 {
+ reg = <0 0x088eb200 0 0x128>,
+ <0 0x088eb400 0 0x1fc>,
+ <0 0x088eb800 0 0x218>,
+ <0 0x088eb600 0 0x70>;
#clock-cells = <0>;
#phy-cells = <0>;
- clocks = <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
+ clocks = <&gcc GCC_USB3_SEC_PHY_PIPE_CLK>;
clock-names = "pipe0";
- clock-output-names = "usb3_phy_pipe_clk_src";
+ clock-output-names = "usb3_uni_phy_pipe_clk_src";
};
};
diff --git a/Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml
new file mode 100644
index 0000000..6055786
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml
@@ -0,0 +1,135 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/phy/qcom,qmp-usb3-dp-phy.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm QMP USB3 DP PHY controller
+
+maintainers:
+ - Manu Gautam <mgautam@...eaurora.org>
+
+properties:
+ compatible:
+ const:
+ qcom,sdm845-qmp-usb3-phy
+ reg:
+ items:
+ - description: Address and length of PHY's common serdes block.
+ - description: Address and length of the DP_COM control block.
+
+ reg-names:
+ items:
+ - const: reg-base
+ - const: dp_com
+
+ "#clock-cells":
+ enum: [ 1, 2 ]
+
+ "#address-cells":
+ enum: [ 1, 2 ]
+
+ "#size-cells":
+ enum: [ 1, 2 ]
+
+ clocks:
+ items:
+ - description: Phy aux clock.
+ - description: Phy config clock.
+ - description: 19.2 MHz ref clk.
+ - description: Phy common block aux clock.
+
+ clock-names:
+ items:
+ - const: aux
+ - const: cfg_ahb
+ - const: ref
+ - const: com_aux
+
+ resets:
+ items:
+ - description: reset of phy block.
+ - description: phy common block reset.
+
+ reset-names:
+ items:
+ - const: phy
+ - const: common
+
+ vdda-phy-supply:
+ description:
+ Phandle to a regulator supply to PHY core block.
+
+ vdda-pll-supply:
+ description:
+ Phandle to 1.8V regulator supply to PHY refclk pll block.
+
+ vddp-ref-clk-supply:
+ description:
+ Phandle to a regulator supply to any specific refclk
+ pll block.
+
+#Required nodes:
+patternProperties:
+ "^phy@[0-9a-f]+$":
+ type: object
+ description:
+ Each device node of QMP phy is required to have as many child nodes as
+ the number of lanes the PHY has.
+
+required:
+ - compatible
+ - reg
+ - reg-names
+ - "#clock-cells"
+ - "#address-cells"
+ - "#size-cells"
+ - clocks
+ - clock-names
+ - resets
+ - reset-names
+ - vdda-phy-supply
+ - vdda-pll-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,gcc-sdm845.h>
+ usb_1_qmpphy: phy-wrapper@...9000 {
+ compatible = "qcom,sdm845-qmp-usb3-phy";
+ reg = <0 0x088e9000 0 0x18c>,
+ <0 0x088e8000 0 0x10>;
+ reg-names = "reg-base", "dp_com";
+ #clock-cells = <1>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ clocks = <&gcc GCC_USB3_PRIM_PHY_AUX_CLK>,
+ <&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>,
+ <&gcc GCC_USB3_PRIM_CLKREF_CLK>,
+ <&gcc GCC_USB3_PRIM_PHY_COM_AUX_CLK>;
+ clock-names = "aux", "cfg_ahb", "ref", "com_aux";
+
+ resets = <&gcc GCC_USB3_PHY_PRIM_BCR>,
+ <&gcc GCC_USB3_DP_PHY_PRIM_BCR>;
+ reset-names = "phy", "common";
+
+ vdda-phy-supply = <&vdda_usb2_ss_1p2>;
+ vdda-pll-supply = <&vdda_usb2_ss_core>;
+
+ usb_1_ssphy: phy@...9200 {
+ reg = <0 0x088e9200 0 0x128>,
+ <0 0x088e9400 0 0x200>,
+ <0 0x088e9c00 0 0x218>,
+ <0 0x088e9600 0 0x128>,
+ <0 0x088e9800 0 0x200>,
+ <0 0x088e9a00 0 0x100>;
+ #clock-cells = <0>;
+ #phy-cells = <0>;
+ clocks = <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
+ clock-names = "pipe0";
+ clock-output-names = "usb3_phy_pipe_clk_src";
+ };
+ };
--
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