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Commit 3da3cb63 authored by Karthik Poosa's avatar Karthik Poosa
Browse files

ARM: dts: msm: Add devicetree node of NFC for atoll 



Enable I2C slave node for NFC controller.
Add pin control of the NFC Controller GPIO pins.

Change-Id: I4f36e63a11e22fa4bbdad9e389c32c74dd63576a
Signed-off-by: default avatarKarthik Poosa <kpoosa2@codeaurora.org>
parent 08daca7a

arch/arm64/boot/dts/qcom/atoll-idp.dtsi

+23 −0
Original line number Diff line number Diff line
@@ -295,3 +295,26 @@ 
	qcom,platform-te-gpio = <&tlmm 10 0>;

	qcom,platform-reset-gpio = <&pm6150l_gpios 3 0>;

};



&qupv3_se0_i2c {

	status = "ok";

	qcom,clk-freq-out = <1000000>;

	#address-cells = <1>;

	#size-cells = <0>;

	nq@28 {

		compatible = "qcom,nq-nci";

		reg = <0x28>;

		qcom,nq-irq = <&tlmm 37 0x00>;

		qcom,nq-ven = <&tlmm 12 0x00>;

		qcom,nq-firm = <&tlmm 36 0x00>;

		qcom,nq-clkreq = <&tlmm 31 0x00>;

		interrupt-parent = <&tlmm>;

		interrupts = <37 0>;

		interrupt-names = "nfc_irq";

		pinctrl-names = "nfc_active", "nfc_suspend";

		pinctrl-0 = <&nfc_int_active &nfc_enable_active

				&nfc_clk_req_active>;

		pinctrl-1 = <&nfc_int_suspend &nfc_enable_suspend

				&nfc_clk_req_suspend>;

	};

};

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

+92 −0
Original line number Diff line number Diff line
@@ -374,6 +374,98 @@ 
			};

		};



		nfc {

			nfc_int_active: nfc_int_active {

				/* active state */

				mux {

					/* GPIO 37 NFC Read Interrupt */

					pins = "gpio37";

					function = "gpio";

				};



				config {

					pins = "gpio37";

					drive-strength = <2>; /* 2 MA */

					bias-pull-up;

				};

			};



			nfc_int_suspend: nfc_int_suspend {

				/* sleep state */

				mux {

					/* GPIO 37 NFC Read Interrupt */

					pins = "gpio37";

					function = "gpio";

				};



				config {

					pins = "gpio37";

					drive-strength = <2>; /* 2 MA */

					bias-pull-up;

				};

			};



			nfc_enable_active: nfc_enable_active {

				/* active state */

				mux {

					/* 12: Enable 36: Firmware */

					pins = "gpio12", "gpio36";

					function = "gpio";

				};



				config {

					pins = "gpio12", "gpio36";

					drive-strength = <2>; /* 2 MA */

					bias-pull-up;

				};

			};



			nfc_enable_suspend: nfc_enable_suspend {

				/* sleep state */

				mux {

					/* 12: Enable 36: Firmware */

					pins = "gpio12", "gpio36";

					function = "gpio";

				};



				config {

					pins = "gpio12", "gpio36";

					drive-strength = <2>; /* 2 MA */

					bias-disable;

				};

			};



			nfc_clk_req_active: nfc_clk_req_active {

				/* active state */

				mux {

					/* GPIO 31: NFC CLOCK REQUEST */

					pins = "gpio31";

					function = "gpio";

				};



				config {

					pins = "gpio31";

					drive-strength = <2>; /* 2 MA */

					bias-pull-up;

				};

			};



			nfc_clk_req_suspend: nfc_clk_req_suspend {

				/* sleep state */

				mux {

					/* GPIO 31: NFC CLOCK REQUEST */

					pins = "gpio31";

					function = "gpio";

				};



				config {

					pins = "gpio31";

					drive-strength = <2>; /* 2 MA */

					bias-disable;

				};

			};

		};



		qupv3_se1_i2c_pins: qupv3_se1_i2c_pins {

			qupv3_se1_i2c_active: qupv3_se1_i2c_active {

				mux {

arch/arm64/boot/dts/qcom/atoll-qrd.dtsi

+23 −0
Original line number Diff line number Diff line
@@ -283,3 +283,26 @@ 
	qcom,wsa-devs = <&wsa881x_0211>, <&wsa881x_0213>;

	qcom,wsa-aux-dev-prefix = "SpkrLeft", "SpkrLeft";

};



&qupv3_se0_i2c {

	status = "ok";

	qcom,clk-freq-out = <1000000>;

	#address-cells = <1>;

	#size-cells = <0>;

	nq@28 {

		compatible = "qcom,nq-nci";

		reg = <0x28>;

		qcom,nq-irq = <&tlmm 37 0x00>;

		qcom,nq-ven = <&tlmm 12 0x00>;

		qcom,nq-firm = <&tlmm 36 0x00>;

		qcom,nq-clkreq = <&tlmm 31 0x00>;

		interrupt-parent = <&tlmm>;

		interrupts = <37 0>;

		interrupt-names = "nfc_irq";

		pinctrl-names = "nfc_active", "nfc_suspend";

		pinctrl-0 = <&nfc_int_active &nfc_enable_active

				&nfc_clk_req_active>;

		pinctrl-1 = <&nfc_int_suspend &nfc_enable_suspend

				&nfc_clk_req_suspend>;

	};

};