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ARM: ux500: Add support for ab8500 regulators into the Device Tree

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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 <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Lee Jones 2012-05-29 14:29:53 +08:00 committed by Arnd Bergmann
parent bc36748153
commit 4a85c7fa52
2 changed files with 70 additions and 0 deletions
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68
arch/arm/boot/dts/db8500.dtsi
View file

@ -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";
};
};
};
};

2
arch/arm/boot/dts/snowball.dts
View file

@ -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 {