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Commit a8284c80 authored by Kaushal Kumar's avatar Kaushal Kumar
Browse files

ARM: dts: msm: Optimize uart console sleep config 



The uart console sleep configuration can be optimized for
power saving by reducing the drive strength and changing
its bias to pull-down. Presently the change is applicable
to msm8916, msm8994, msm8939 and msmzirc only.

Change-Id: I3fa8e6e66e3335a5d0569f0fa3010023d58bf548
Signed-off-by: default avatarKaushal Kumar <kaushalk@codeaurora.org>
parent 9aabf00a

arch/arm/boot/dts/qcom/msm8916-pinctrl.dtsi

+2 −2
Original line number Diff line number Diff line
@@ -66,8 +66,8 @@ 
			label = "uart-console";



		uart_console_sleep: uart-console {

				drive-strength = <16>;

				bias-disable;

				drive-strength = <2>;

				bias-pull-down;

			};

		};

arch/arm/boot/dts/qcom/msm8939-pinctrl.dtsi

+2 −2
Original line number Diff line number Diff line
@@ -37,8 +37,8 @@ 
			qcom,pin-func = <2>;

			label = "uart-console";

			uart_console_sleep: uart-console {

				drive-strength = <16>;

				bias-disable;

				drive-strength = <2>;

				bias-pull-down;

			};

		};

arch/arm/boot/dts/qcom/msm8994-pinctrl.dtsi

+2 −2
Original line number Diff line number Diff line
@@ -38,8 +38,8 @@ 
			label = "uart-console";



		uart_console_sleep: uart-console {

				drive-strength = <8>;

				bias-disable;

				drive-strength = <2>;

				bias-pull-down;

			};

		};

arch/arm/boot/dts/qcom/msmzirc-pinctrl.dtsi

+2 −2
Original line number Diff line number Diff line
@@ -38,8 +38,8 @@ 
			label = "uart-console";



			uart_console_sleep: uart-console {

				drive-strength = <16>;

				bias-disable;

				drive-strength = <2>;

				bias-pull-down;

			};

		};