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Commit bea9622f authored by Fenglin Wu's avatar Fenglin Wu
Browse files

ARM: dts: msm: update LPG/LED configuration in PM855L 



Add ramp configurations for the LPG channels so that the RGB LEDs
connecting to these channels can be controlled with blinking patterns.
Also add timer as the default trigger for RGB LEDs.

Change-Id: I7a416a724cfca177b1ab16546ffa197e56f70e26
Signed-off-by: default avatarFenglin Wu <fenglinw@codeaurora.org>
parent bf249f9b

arch/arm64/boot/dts/qcom/pm855l.dtsi

+39 −2
Original line number Original line Diff line number Diff line
@@ -296,9 +296,43 @@ 




		pm855l_lpg: qcom,pwms@b100 {

		pm855l_lpg: qcom,pwms@b100 {

			compatible = "qcom,pwm-lpg";

			compatible = "qcom,pwm-lpg";

			reg = <0xb100 0x300>;

			reg = <0xb100 0x300>, <0xb000 0x100>;

			reg-names = "lpg-base";

			reg-names = "lpg-base", "lut-base";

			#pwm-cells = <2>;

			#pwm-cells = <2>;

			qcom,lut-patterns = <0 10 20 30 40 50 60 70 80 90 100

						90 80 70 60 50 40 30 20 10 0>;

			lpg1 {

				qcom,lpg-chan-id = <1>;

				qcom,ramp-step-ms = <100>;

				qcom,ramp-pause-hi-count = <2>;

				qcom,ramp-pause-lo-count = <2>;

				qcom,ramp-low-index = <0>;

				qcom,ramp-high-index = <20>;

				qcom,ramp-from-low-to-high;

				qcom,ramp-pattern-repeat;

			};



			lpg2 {

				qcom,lpg-chan-id = <2>;

				qcom,ramp-step-ms = <100>;

				qcom,ramp-pause-hi-count = <2>;

				qcom,ramp-pause-lo-count = <2>;

				qcom,ramp-low-index = <0>;

				qcom,ramp-high-index = <20>;

				qcom,ramp-from-low-to-high;

				qcom,ramp-pattern-repeat;

			};



			lpg3 {

				qcom,lpg-chan-id = <3>;

				qcom,ramp-step-ms = <100>;

				qcom,ramp-pause-hi-count = <2>;

				qcom,ramp-pause-lo-count = <2>;

				qcom,ramp-low-index = <0>;

				qcom,ramp-high-index = <20>;

				qcom,ramp-from-low-to-high;

				qcom,ramp-pattern-repeat;

			};

		};

		};





		pm855l_rgb_led: qcom,leds@d000 {

		pm855l_rgb_led: qcom,leds@d000 {
@@ -308,16 +342,19 @@ 
				label = "red";

				label = "red";

				pwms = <&pm855l_lpg 0 1000000>;

				pwms = <&pm855l_lpg 0 1000000>;

				led-sources = <0>;

				led-sources = <0>;

				linux,default-trigger = "timer";

			};

			};

			green {

			green {

				label = "green";

				label = "green";

				pwms = <&pm855l_lpg 1 1000000>;

				pwms = <&pm855l_lpg 1 1000000>;

				led-sources = <1>;

				led-sources = <1>;

				linux,default-trigger = "timer";

			};

			};

			blue {

			blue {

				label = "blue";

				label = "blue";

				pwms = <&pm855l_lpg 2 1000000>;

				pwms = <&pm855l_lpg 2 1000000>;

				led-sources = <2>;

				led-sources = <2>;

				linux,default-trigger = "timer";

			};

			};

		};

		};

	};

	};