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Commit e2ee5ffb authored by Mayank Rana's avatar Mayank Rana Committed by Devdutt Patnaik
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usb: phy: qmp: Add support to use different voltage with core supply 



On newer platform USB QMP PHY needs different voltage supply as core
voltage. This change adds required support for the same.
Also Rename vdda18-supply as core-supply for USB QMP PHY for targets
based on 3.18 kernel.

CRs-Fixed: 1001463
Change-Id: If100d36bade241dedf28e3cea9e07be192bdfdc2
Signed-off-by: default avatarMayank Rana <mrana@codeaurora.org>
parent 6bee3417

Documentation/devicetree/bindings/usb/msm-phy.txt

+4 −1
Original line number Diff line number Diff line
@@ -104,7 +104,7 @@ Required properties: 
 - <supply-name>-supply: phandle to the regulator device tree node

   Required "supply-name" examples are:

	"vdd" : vdd supply for SSPHY digital circuit operation

	"vdda18" : 1.8v high-voltage analog supply for SSPHY

	"core" : high-voltage analog supply for SSPHY

 - qcom,vdd-voltage-level: This property must be a list of three integer

   values (no, min, max) where each value represents either a voltage in

   microvolts or a value corresponding to voltage corner
@@ -121,6 +121,9 @@ Optional properties: 
   value, single ended clk value, delay after register write.

 - qcom,qmp-phy-reg-offset: If present stores phy register offsets in an order

   defined in the phy driver.

 - qcom,core-voltage-level: This property must be a list of three integer

   values (no, min, max) where each value represents either a voltage in

   microvolts or a value corresponding to voltage corner.



Example:

	ssphy0: ssphy@f9b38000 {

arch/arm/boot/dts/qcom/mdm9640.dtsi

+1 −1
Original line number Diff line number Diff line
@@ -1322,7 +1322,7 @@ 
		reg-names = "qmp_phy_base",

			    "vls_clamp_reg";

		vdd-supply = <&pmd9635_l4>;

		vdda18-supply = <&pmd9635_l8>;

		core-supply = <&pmd9635_l8>;

		qcom,vdd-voltage-level = <0 1000000 1000000>;

		qcom,vbus-valid-override;

		qcom,override-pll-calibration;

arch/arm/boot/dts/qcom/mdmcalifornium-usb.dtsi

+1 −1
Original line number Diff line number Diff line
@@ -237,7 +237,7 @@ 
					0x974 0x8d8 0x8dc 0x804 0x800

					0x808>;

		vdd-supply = <&pmdcalifornium_l4>;

		vdda18-supply = <&pmdcalifornium_l5>;

		core-supply = <&pmdcalifornium_l5>;

		qcom,vdd-voltage-level = <0 928000 928000>;

		qcom,vbus-valid-override;

arch/arm/boot/dts/qcom/msm8953.dtsi

+1 −1
Original line number Diff line number Diff line
@@ -2242,7 +2242,7 @@ 
					0x974 0x8d8 0x8dc 0x804 0x800

					0x808>;

		vdd-supply = <&pm8953_l3>;

		vdda18-supply = <&pm8953_l7>;

		core-supply = <&pm8953_l7>;

		qcom,vdd-voltage-level = <0 925000 925000>;

		qcom,vbus-valid-override;

arch/arm/boot/dts/qcom/msm8996.dtsi

+1 −1
Original line number Diff line number Diff line
@@ -2170,7 +2170,7 @@ 
		reg-names = "qmp_phy_base",

			    "vls_clamp_reg";

		vdd-supply = <&pm8994_l28>;

		vdda18-supply = <&pm8994_l12>;

		core-supply = <&pm8994_l12>;

		qcom,vdd-voltage-level = <0 925000 925000>;

		qcom,vbus-valid-override;