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Commit 4a85c7fa authored by Lee Jones's avatar Lee Jones Committed by Arnd Bergmann
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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: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
parent bc367481

arch/arm/boot/dts/db8500.dtsi

+68 −0
Original line number Original line Diff line number Diff line
@@ -308,6 +308,74 @@ 
				compatible = "stericsson,ab8500";

				compatible = "stericsson,ab8500";

				reg = <5>; /* mailbox 5 is i2c */

				reg = <5>; /* mailbox 5 is i2c */

				interrupts = <0 40 0x4>;

				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";

					};

				};

			};

			};

		};

		};

arch/arm/boot/dts/snowball.dts

+2 −0
Original line number Original line Diff line number Diff line
@@ -103,11 +103,13 @@ 




		sdi@80126000 {

		sdi@80126000 {

			status = "enabled";

			status = "enabled";

			vmmc-supply = <&ab8500_ldo_aux3_reg>;

			cd-gpios  = <&gpio6 26 0x4>; // 218

			cd-gpios  = <&gpio6 26 0x4>; // 218

		};

		};





		sdi@80114000 {

		sdi@80114000 {

			status = "enabled";

			status = "enabled";

			vmmc-supply = <&ab8500_ldo_aux2_reg>;

		};

		};





		uart@80120000 {

		uart@80120000 {