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Commit a9ce2339 authored by Venkataraman Nerellapalli's avatar Venkataraman Nerellapalli
Browse files

ARM: dts: msm: Configure SPI6 node for MSM8953 



Configure SPI6 node for MSM8953 with default status
set to disabled.
Client needs to enable this instance as per usecase.
SPI6 is exposed on the sensor connector (J53) of the Open-Q board.

Change-Id: I00875b933f90d8f4e9ceed26ae8d8cff16983a05
Signed-off-by: default avatarc_vnerel <venkataraman.nerellapalli@codeaurora.org>
parent fc8e63be

arch/arm64/boot/dts/qcom/msm8953-pinctrl.dtsi

+60 −0
Original line number Diff line number Diff line
@@ -1400,6 +1400,66 @@ 
			};

		};



		spi6 {

			spi6_default: spi6_default {

				/* active state */

				mux {

					/* MOSI, MISO, CLK */

					pins = "gpio20", "gpio21", "gpio23";

					function = "blsp_spi6";

				};



				config {

					pins = "gpio20", "gpio21", "gpio23";

					drive-strength = <12>; /* 12 MA */

					bias-disable = <0>; /* No PULL */

				};

			};



			spi6_sleep: spi6_sleep {

				/* suspended state */

				mux {

					/* MOSI, MISO, CLK */

					pins = "gpio20", "gpio21", "gpio23";

					function = "gpio";

				};



				config {

					pins = "gpio20", "gpio21", "gpio23";

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

					bias-pull-down; /* PULL Down */

				};

			};



			spi6_cs0_active: cs0_active {

				/* CS */

				mux {

					pins = "gpio22";

					function = "blsp_spi6";

				};



				config {

					pins = "gpio22";

					drive-strength = <2>;

					bias-disable = <0>;

				};

			};



			spi6_cs0_sleep: cs0_sleep {

				/* CS */

				mux {

					pins = "gpio22";

					function = "gpio";

				};



				config {

					pins = "gpio22";

					drive-strength = <2>;

					bias-disable = <0>;

				};

			};

		};



		/* add pingrp for touchscreen */

		pmx_ts_int_active {

			ts_int_active: ts_int_active {

arch/arm64/boot/dts/qcom/msm8953.dtsi

+28 −0
Original line number Diff line number Diff line
@@ -179,6 +179,7 @@ 
		i2c3 = &i2c_3;

		i2c5 = &i2c_5;

		spi3 = &spi_3;

		spi6 = &spi_6;

	};



	soc: soc {
@@ -700,6 +701,33 @@ 
		qcom,master-id = <86>;

		status = "disabled";

	};



	spi_6: spi@7af6000 { /* BLSP2 QUP2 */

		compatible = "qcom,spi-qup-v2";

		#address-cells = <1>;

		#size-cells = <0>;

		reg-names = "spi_physical", "spi_bam_physical";

		reg = <0x7af6000 0x600>,

			<0x7ac4000 0x1f000>;

		interrupt-names = "spi_irq", "spi_bam_irq";

		interrupts = <0 300 0>, <0 239 0>;

		spi-max-frequency = <19200000>;

		pinctrl-names = "spi_default", "spi_sleep";

		pinctrl-0 = <&spi6_default &spi6_cs0_active>;

		pinctrl-1 = <&spi6_sleep &spi6_cs0_sleep>;

		clocks = <&clock_gcc clk_gcc_blsp2_ahb_clk>,

			<&clock_gcc clk_gcc_blsp2_qup2_spi_apps_clk>;

		clock-names = "iface_clk", "core_clk";

		qcom,infinite-mode = <0>;

		qcom,use-bam;

		qcom,use-pinctrl;

		qcom,ver-reg-exists;

		qcom,bam-consumer-pipe-index = <6>;

		qcom,bam-producer-pipe-index = <7>;

		qcom,master-id = <84>;

		status = "disabled";

	};



	i2c_1: i2c@78b5000 { /* BLSP1 QUP1 */

		compatible = "qcom,i2c-msm-v2";

		#address-cells = <1>;