diff options
| author | Anson Huang <Anson.Huang@nxp.com> | 2019-08-18 02:32:20 -0400 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2019-08-19 16:15:35 +0200 |
| commit | 3e44dd09736d98b4b14956e3cfe09260b4cceb50 (patch) | |
| tree | 95754bbdbf455269d2449c2c65a584bb6b3ef192 /arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts | |
| parent | 089a6adeb0fbea7b8628986fdd7b8528554d7c71 (diff) | |
arm64: dts: imx8mn-ddr4-evk: Add rohm,bd71847 PMIC support
On i.MX8MN DDR4 EVK board, there is a rohm,bd71847 PMIC
on i2c1 bus, enable it.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts b/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts index 5fce5b1beeeb..10ebf776d48a 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts @@ -57,6 +57,12 @@ >; }; + pinctrl_pmic: pmicirq { + fsl,pins = < + MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41 + >; + }; + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmc { fsl,pins = < MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41 @@ -194,6 +200,109 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1>; status = "okay"; + + pmic@4b { + compatible = "rohm,bd71847"; + reg = <0x4b>; + pinctrl-0 = <&pinctrl_pmic>; + interrupt-parent = <&gpio1>; + interrupts = <3 GPIO_ACTIVE_LOW>; + rohm,reset-snvs-powered; + + regulators { + buck1_reg: BUCK1 { + regulator-name = "BUCK1"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1300000>; + regulator-boot-on; + regulator-always-on; + regulator-ramp-delay = <1250>; + }; + + buck2_reg: BUCK2 { + regulator-name = "BUCK2"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1300000>; + regulator-boot-on; + regulator-always-on; + regulator-ramp-delay = <1250>; + }; + + buck3_reg: BUCK3 { + // BUCK5 in datasheet + regulator-name = "BUCK3"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1350000>; + }; + + buck4_reg: BUCK4 { + // BUCK6 in datasheet + regulator-name = "BUCK4"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + buck5_reg: BUCK5 { + // BUCK7 in datasheet + regulator-name = "BUCK5"; + regulator-min-microvolt = <1605000>; + regulator-max-microvolt = <1995000>; + regulator-boot-on; + regulator-always-on; + }; + + buck6_reg: BUCK6 { + // BUCK8 in datasheet + regulator-name = "BUCK6"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1400000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo1_reg: LDO1 { + regulator-name = "LDO1"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo2_reg: LDO2 { + regulator-name = "LDO2"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <900000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo3_reg: LDO3 { + regulator-name = "LDO3"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo4_reg: LDO4 { + regulator-name = "LDO4"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo6_reg: LDO6 { + regulator-name = "LDO6"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + }; + }; }; &snvs_pwrkey { |