From mboxrd@z Thu Jan 1 00:00:00 1970 From: megous@megous.com (megous at megous.com) Date: Sat, 25 Jun 2016 05:45:10 +0200 Subject: [PATCH v2 13/14] ARM: dts: sun8i: Add gpio-regulator used on Orange Pi One In-Reply-To: <20160625034511.7966-1-megous@megous.com> References: <20160625034511.7966-1-megous@megous.com> Message-ID: <20160625034511.7966-14-megous@megous.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Ondrej Jirman Xulong Orange Pi One uses GPIO based regulator that switches between two voltages: 1.1V and 1.3V. The regulator is controlled from the PL6 pin. Signed-off-by: Ondrej Jirman --- v2 - add missing pinctrl-names for gpio-regulator --- arch/arm/boot/dts/sun8i-h3-orangepi-one.dts | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-h3-orangepi-one.dts b/arch/arm/boot/dts/sun8i-h3-orangepi-one.dts index 0adf932..b1bd6b0 100644 --- a/arch/arm/boot/dts/sun8i-h3-orangepi-one.dts +++ b/arch/arm/boot/dts/sun8i-h3-orangepi-one.dts @@ -88,6 +88,25 @@ gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>; }; }; + + vdd_soc: gpio-regulator { + compatible = "regulator-gpio"; + pinctrl-names = "default"; + pinctrl-0 = <&vdd_reg_r_opc>; + + regulator-name = "soc-vdd-supply"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1300000>; + regulator-boot-on; + regulator-type = "voltage"; + + gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; + states = <1100000 0x0 + 1300000 0x1>; + + startup-delay-us = <100000>; + enable-active-high; + }; }; &ehci1 { @@ -131,6 +150,13 @@ allwinner,drive = ; allwinner,pull = ; }; + + vdd_reg_r_opc: regulator_pins at 0 { + allwinner,pins = "PL6"; + allwinner,function = "gpio_out"; + allwinner,drive = ; + allwinner,pull = ; + }; }; &uart0 { -- 2.9.0