From 4a85c7fa52d71806dd7389486f11eda907b49fd6 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Tue, 29 May 2012 14:29:53 +0800 Subject: ARM: ux500: Add support for ab8500 regulators into the Device Tree Here we supply the information required to setup regulators successfully on Snowball and other db8500 variants which use the ab8500 regulators. Acked-by: Linus Walleij Signed-off-by: Lee Jones Signed-off-by: Arnd Bergmann --- arch/arm/boot/dts/db8500.dtsi | 68 ++++++++++++++++++++++++++++++++++++++++++ arch/arm/boot/dts/snowball.dts | 2 ++ 2 files changed, 70 insertions(+) diff --git a/arch/arm/boot/dts/db8500.dtsi b/arch/arm/boot/dts/db8500.dtsi index 646c80b4166..1fa5546b597 100644 --- a/arch/arm/boot/dts/db8500.dtsi +++ b/arch/arm/boot/dts/db8500.dtsi @@ -308,6 +308,74 @@ compatible = "stericsson,ab8500"; reg = <5>; /* mailbox 5 is i2c */ interrupts = <0 40 0x4>; + + ab8500-regulators { + compatible = "stericsson,ab8500-regulator"; + + // supplies to the display/camera + ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { + regulator-name = "V-DISPLAY"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2900000>; + regulator-boot-on; + /* BUG: If turned off MMC will be affected. */ + regulator-always-on; + }; + + // supplies to the on-board eMMC + ab8500_ldo_aux2_reg: ab8500_ldo_aux2 { + regulator-name = "V-eMMC1"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <3300000>; + }; + + // supply for VAUX3; SDcard slots + ab8500_ldo_aux3_reg: ab8500_ldo_aux3 { + regulator-name = "V-MMC-SD"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <3300000>; + }; + + // supply for v-intcore12; VINTCORE12 LDO + ab8500_ldo_initcore_reg: ab8500_ldo_initcore { + regulator-name = "V-INTCORE"; + }; + + // supply for tvout; gpadc; TVOUT LDO + ab8500_ldo_tvout_reg: ab8500_ldo_tvout { + regulator-name = "V-TVOUT"; + }; + + // supply for ab8500-usb; USB LDO + ab8500_ldo_usb_reg: ab8500_ldo_usb { + regulator-name = "dummy"; + }; + + // supply for ab8500-vaudio; VAUDIO LDO + ab8500_ldo_audio_reg: ab8500_ldo_audio { + regulator-name = "V-AUD"; + }; + + // supply for v-anamic1 VAMic1-LDO + ab8500_ldo_anamic1_reg: ab8500_ldo_anamic1 { + regulator-name = "V-AMIC1"; + }; + + // supply for v-amic2; VAMIC2 LDO; reuse constants for AMIC1 + ab8500_ldo_amamic2_reg: ab8500_ldo_amamic2 { + regulator-name = "V-AMIC2"; + }; + + // supply for v-dmic; VDMIC LDO + ab8500_ldo_dmic_reg: ab8500_ldo_dmic { + regulator-name = "V-DMIC"; + }; + + // supply for U8500 CSI/DSI; VANA LDO + ab8500_ldo_ana_reg: ab8500_ldo_ana { + regulator-name = "V-CSI/DSI"; + }; + }; }; }; diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts index d6c05ea9e51..ec3c3397511 100644 --- a/arch/arm/boot/dts/snowball.dts +++ b/arch/arm/boot/dts/snowball.dts @@ -103,11 +103,13 @@ sdi@80126000 { status = "enabled"; + vmmc-supply = <&ab8500_ldo_aux3_reg>; cd-gpios = <&gpio6 26 0x4>; // 218 }; sdi@80114000 { status = "enabled"; + vmmc-supply = <&ab8500_ldo_aux2_reg>; }; uart@80120000 { -- cgit v1.2.3