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Commit 5c2734a3 authored by Andrew Lunn's avatar Andrew Lunn Committed by Jason Cooper
Browse files

ARM: Kirkwood: Convert DNSKW to use regulators 



Control the power to SATA0 and SATA1 using a fixed regulator.

Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
Tested-by: default avatarJamie Lentin <jm@lentin.co.uk>
Signed-off-by: default avatarJason Cooper <jason@lakedaemon.net>
parent c7064a05

arch/arm/boot/dts/kirkwood-dnskw.dtsi

+29 −0
Original line number Diff line number Diff line
@@ -82,4 +82,33 @@ 
			};

		};

	};



	regulators {

		compatible = "simple-bus";

		#address-cells = <1>;

		#size-cells = <0>;



		sata0_power: regulator@1 {

			compatible = "regulator-fixed";

			reg = <1>;

			regulator-name = "SATA0 Power";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;

			enable-active-high;

			regulator-always-on;

			regulator-boot-on;

			gpio = <&gpio1 7 0>;

		};

		sata1_power: regulator@2 {

			compatible = "regulator-fixed";

			reg = <2>;

			regulator-name = "SATA1 Power";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;

			enable-active-high;

			regulator-always-on;

			regulator-boot-on;

			gpio = <&gpio1 8 0>;

		};

	};

};

arch/arm/mach-kirkwood/board-dnskw.c

+0 −4
Original line number Diff line number Diff line
@@ -75,10 +75,6 @@ void __init dnskw_init(void) 


	kirkwood_ge00_init(&dnskw_ge00_data);



	/* Ensure power is supplied to both HDDs */

	dnskw_gpio_register(39, "dnskw:power:sata0", 1);

	dnskw_gpio_register(40, "dnskw:power:sata1", 1);



	/* Set NAS to turn back on after a power failure */

	dnskw_gpio_register(37, "dnskw:power:recover", 1);

}