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feat(stm32mp2-fdts): describe stpmic2 power supplies

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Describe PMIC power supplies in STM32MP257F-EV1 board DT file.

Change-Id: I14df5d210909d95b2164197eb910a9ea0aa0b51d
Signed-off-by: Pascal Paillet <p.paillet@st.com>
This commit is contained in:
Pascal Paillet 2022-12-15 17:45:35 +01:00 • committed by Maxime Méré
parent 0a0820885d
commit e97467068a
1 changed files with 125 additions and 0 deletions
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125
fdts/stm32mp257f-ev1.dts
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@ -37,6 +37,131 @@
};
};
&i2c7 {
pinctrl-names = "default";
pinctrl-0 = <&i2c7_pins_a>;
i2c-scl-rising-time-ns = <185>;
i2c-scl-falling-time-ns = <20>;
clock-frequency = <400000>;
status = "okay";
#address-cells = <1>;
#size-cells = <0>;
pmic2: stpmic@33 {
compatible = "st,stpmic2";
reg = <0x33>;
status = "okay";
regulators {
compatible = "st,stpmic2-regulators";
vddcpu: buck1 {
regulator-name = "vddcpu";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <910000>;
regulator-always-on;
};
vddcore: buck2 {
regulator-name = "vddcore";
regulator-min-microvolt = <820000>;
regulator-max-microvolt = <820000>;
regulator-always-on;
};
vddgpu: buck3 {
regulator-name = "vddgpu";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <900000>;
regulator-always-on;
};
vddio_pmic: buck4 {
regulator-name = "vddio_pmic";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
v1v8: buck5 {
regulator-name = "v1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
vdd_ddr: buck6 {
regulator-name = "vdd_ddr";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
v3v3: buck7 {
regulator-name = "v3v3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vdda1v8_aon: ldo1 {
regulator-name = "vdda1v8_aon";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
vdd_emmc: ldo2 {
regulator-name = "vdd_emmc";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vtt_ddr: ldo3 {
regulator-name = "vtt_ddr";
st,regulator-sink-source;
};
vdd3v3_usb: ldo4 {
regulator-name = "vdd3v3_usb";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vpp_ddr: ldo5 {
regulator-name = "vpp_ddr";
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-enable-ramp-delay = <1000>;
};
vdd_sdcard: ldo7 {
regulator-name = "vdd_sdcard";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vddio_sdcard: ldo8 {
regulator-name = "vddio_sdcard";
st,regulator-bypass-microvolt = <3300000>;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vref_ddr: refddr {
regulator-name = "vref_ddr";
};
};
};
};
&pwr {
vddio1: vddio1 {
vddio1-supply = <&vddio_sdcard>;
};
vddio2: vddio2 {
vddio2-supply = <&v1v8>;
};
vddio3: vddio3 {
vddio3-supply = <&vddio_pmic>;
};
vddio4: vddio4 {
vddio4-supply = <&vddio_pmic>;
};
vddio: vddio {
vdd-supply = <&vddio_pmic>;
};
};
&sdmmc1 {
pinctrl-names = "default";
pinctrl-0 = <&sdmmc1_b4_pins_a>;