Add support fot the TI Power Management IC TPS65219 on the AM642 SKEVM board. Needed for driver testing but official board support pending. TI commitment is required before board upstream kick-off. Signed-off-by: Jerome Neanne <jneanne@xxxxxxxxxxxx> --- arch/arm64/boot/dts/ti/k3-am642-sk.dts | 104 +++++++++++++++++++++++++ 1 file changed, 104 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts index 59f506cbd275..4daf55b9d61a 100644 --- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts @@ -150,6 +150,20 @@ vin-supply = <&com8_ls_en>; gpio = <&main_gpio0 48 GPIO_ACTIVE_HIGH>; }; + + vsel_sd_nddr: gpio-regulator { + compatible = "regulator-gpio"; + pinctrl-names = "default"; + pinctrl-0 = <&vsel_sd_nddr_pins_default>; + regulator-name = "tps65219-LDO1-SEL-SD"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + vin-supply = <&ldo1_reg>; + gpios = <&main_gpio0 45 GPIO_ACTIVE_HIGH>; + states = <1800000 0x0>, + <3300000 0x1>; + }; }; &main_pmx0 { @@ -172,6 +186,13 @@ >; }; + main_i2c0_pins_default: main-i2c0-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x0260, PIN_INPUT_PULLUP, 0) /* (A18) I2C0_SCL */ + AM64X_IOPAD(0x0264, PIN_INPUT_PULLUP, 0) /* (B18) I2C0_SDA */ + >; + }; + main_i2c1_pins_default: main-i2c1-pins-default { pinctrl-single,pins = < AM64X_IOPAD(0x0268, PIN_INPUT_PULLUP, 0) /* (C18) I2C1_SCL */ @@ -258,6 +279,12 @@ AM64X_IOPAD(0x00bc, PIN_INPUT, 7) /* (U8) GPIO0_46 */ >; }; + + vsel_sd_nddr_pins_default: vsel-sd-nddr-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x00b8, PIN_INPUT, 7) /* (Y7) PRG1_PRU0_GPO0.GPIO0_45 */ + >; + }; }; &mcu_uart0 { @@ -301,6 +328,83 @@ status = "disabled"; }; +&main_i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&main_i2c0_pins_default>; + clock-frequency = <400000>; + status = "okay"; + + tps65219: pmic@30 { + compatible = "ti,tps65219"; + reg = <0x30>; + system-power-controller; + + buck1-supply = <&vcc_3v3_sys>; + buck2-supply = <&vcc_3v3_sys>; + buck3-supply = <&vcc_3v3_sys>; + ldo1-supply = <&vcc_3v3_sys>; + ldo2-supply = <&buck2_reg>; + ldo3-supply = <&vcc_3v3_sys>; + ldo4-supply = <&vcc_3v3_sys>; + + regulators { + buck1_reg: buck1 { + regulator-name = "VDD_CORE"; + regulator-min-microvolt = <750000>; + regulator-max-microvolt = <1000000>; + regulator-boot-on; + regulator-always-on; + }; + + buck2_reg: buck2 { + regulator-name = "VCC1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + buck3_reg: buck3 { + regulator-name = "VDD_LPDDR4"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo1_reg: ldo1 { + regulator-name = "VDDSHV_SD_IO_PMIC"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <3300000>; + regulator-allow-bypass; + }; + + ldo2_reg: ldo2 { + regulator-name = "VDDAR_CORE"; + regulator-min-microvolt = <850000>; + regulator-max-microvolt = <850000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo3_reg: ldo3 { + regulator-name = "VDDA_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + ldo4_reg: ldo4 { + regulator-name = "VDD_PHY_2V5"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-boot-on; + regulator-always-on; + }; + }; + }; +}; &main_i2c1 { pinctrl-names = "default"; pinctrl-0 = <&main_i2c1_pins_default>; -- 2.17.1