forked from luck/tmp_suning_uos_patched
ARM: Dove: add fixed regulator for CuBox USB power
CuBox needs to enable USB power on a gpio pin. Add a fixed regulator to always enable usb power on boot. Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Signed-off-by: Jason Cooper <jason@lakedaemon.net>
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e35e40cd55
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41e364bb24
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@ -26,6 +26,24 @@ power {
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linux,default-trigger = "default-on";
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};
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};
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regulators {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <0>;
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usb_power: regulator@1 {
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compatible = "regulator-fixed";
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reg = <1>;
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regulator-name = "USB Power";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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enable-active-high;
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regulator-always-on;
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regulator-boot-on;
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gpio = <&gpio0 1 0>;
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};
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};
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};
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&uart0 { status = "okay"; };
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@ -50,9 +68,14 @@ spi-flash@0 {
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};
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&pinctrl {
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pinctrl-0 = <&pmx_gpio_12>;
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pinctrl-0 = <&pmx_gpio_1 &pmx_gpio_12>;
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pinctrl-names = "default";
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pmx_gpio_1: pmx-gpio-1 {
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marvell,pins = "mpp1";
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marvell,function = "gpio";
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};
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pmx_gpio_12: pmx-gpio-12 {
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marvell,pins = "mpp12";
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marvell,function = "gpio";
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@ -24,6 +24,8 @@ config MACH_DOVE_DT
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bool "Marvell Dove Flattened Device Tree"
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select MVEBU_CLK_CORE
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select MVEBU_CLK_GATING
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select REGULATOR
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select REGULATOR_FIXED_VOLTAGE
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select USE_OF
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help
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Say 'Y' here if you want your kernel to support the
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