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Commit 7c62d1db authored by Yanfei Zhou's avatar Yanfei Zhou Committed by Gerrit - the friendly Code Review server
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ARM: dts: msm: add support for controlling LGA power for bt module 



This change is to add support for controlling pin PWR_CTR1_VDD_PA and
pin PWR_CTR2_VDD_1P8 which are required by LGA combo chip

Change-Id: Ied52880e2bd6e735bb9492fef8777c63b36d7c58
Signed-off-by: default avatarYanfei Zhou <zyanfei@codeaurora.org>
parent b49748ed

arch/arm64/boot/dts/qcom/sa8155-regulator.dtsi

+22 −0
Original line number Diff line number Diff line
@@ -710,4 +710,26 @@ 
		compatible = "qcom,stub-regulator";

		regulator-name = "vreg_wlan";

	};



	/* PWR_CTR1_VDD_PA supply */

	vreg_conn_pa: vreg_conn_pa {

		compatible = "regulator-fixed";

		regulator-name = "vreg_conn_pa";

		pinctrl-names = "default";

		pinctrl-0 = <&conn_power_pa_active>;

		startup-delay-us = <4000>;

		enable-active-high;

		gpio = <&tlmm 173 0>;

	};



	/* PWR_CTR2_VDD_1P8 supply */

	vreg_conn_1p8: vreg_conn_1p8 {

		compatible = "regulator-fixed";

		regulator-name = "vreg_conn_1p8";

		pinctrl-names = "default";

		pinctrl-0 = <&conn_power_1p8_active>;

		startup-delay-us = <4000>;

		enable-active-high;

		gpio = <&tlmm 174 0>;

	};

};

arch/arm64/boot/dts/qcom/sa8155.dtsi

+6 −1
Original line number Diff line number Diff line
@@ -62,7 +62,12 @@ 
		compatible = "qca,qca6174";

		pinctrl-names = "default";

		pinctrl-0 = <&bt_en_active>;

		qca,bt-reset-gpio = <&tlmm 172 0>; /* BT_EN */

		/* BT_EN */

		qca,bt-reset-gpio = <&tlmm 172 0>;

		/* PWR_CTR1_VDD_PA */

		qca,bt-vdd-pa-supply = <&vreg_conn_pa>;

		/* PWR_CTR2_VDD_1P8 */

		qca,bt-chip-pwd-supply = <&vreg_conn_1p8>;

		status = "disabled";

	};

};

arch/arm64/boot/dts/qcom/sm8150-pinctrl.dtsi

+26 −0
Original line number Diff line number Diff line
@@ -4286,5 +4286,31 @@ 
				bias-pull-up;

			};

		};



		conn_power_1p8_active: conn_power_1p8_active {

			mux {

				pins = "gpio173";

				function = "gpio";

			};



			config {

				pins = "gpio173";

				drive-strength = <2>;

				bias-pull-up;

			};

		};



		conn_power_pa_active: conn_power_pa_active {

			mux {

				pins = "gpio174";

				function = "gpio";

			};



			config {

				pins = "gpio174";

				drive-strength = <2>;

				bias-pull-up;

			};

		};

	};

};