Hi, On 24-03-11, Joy Zou wrote: > Support pca9451a on imx93-11x11-evk. > > Signed-off-by: Joy Zou <joy.zou@xxxxxxx> > --- > .../boot/dts/freescale/imx93-11x11-evk.dts | 112 ++++++++++++++++++ > 1 file changed, 112 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts > index 9921ea13ab48..6cb5b7d745bf 100644 > --- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts > +++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts > @@ -183,6 +183,105 @@ &wdog3 { > status = "okay"; > }; > > +&lpi2c2 { > + #address-cells = <1>; > + #size-cells = <0>; > + clock-frequency = <400000>; > + pinctrl-names = "default", "sleep"; > + pinctrl-0 = <&pinctrl_lpi2c2>; > + pinctrl-1 = <&pinctrl_lpi2c2>; > + status = "okay"; > + > + pmic@25 { > + compatible = "nxp,pca9451a"; > + reg = <0x25>; > + interrupt-parent = <&pcal6524>; > + interrupts = <11 IRQ_TYPE_EDGE_FALLING>; > + > + regulators { > + buck1: BUCK1 { > + regulator-name = "BUCK1"; > + regulator-min-microvolt = <650000>; > + regulator-max-microvolt = <2237500>; Can you please check you limits with the EE department? The constraints in a DTS file should reflect the board constraints and not the PMIC contraints. Regards, Marco > + regulator-boot-on; > + regulator-always-on; > + regulator-ramp-delay = <3125>; > + }; > + > + buck2: BUCK2 { > + regulator-name = "BUCK2"; > + regulator-min-microvolt = <600000>; > + regulator-max-microvolt = <2187500>; > + regulator-boot-on; > + regulator-always-on; > + regulator-ramp-delay = <3125>; > + }; > + > + buck4: BUCK4{ > + regulator-name = "BUCK4"; > + regulator-min-microvolt = <600000>; > + regulator-max-microvolt = <3400000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + buck5: BUCK5{ > + regulator-name = "BUCK5"; > + regulator-min-microvolt = <600000>; > + regulator-max-microvolt = <3400000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + buck6: BUCK6 { > + regulator-name = "BUCK6"; > + regulator-min-microvolt = <600000>; > + regulator-max-microvolt = <3400000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + ldo1: LDO1 { > + regulator-name = "LDO1"; > + regulator-min-microvolt = <1600000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + ldo4: LDO4 { > + regulator-name = "LDO4"; > + regulator-min-microvolt = <800000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + > + ldo5: LDO5 { > + regulator-name = "LDO5"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <3300000>; > + regulator-boot-on; > + regulator-always-on; > + }; > + }; > + }; > + > + pcal6524: gpio@22 { > + compatible = "nxp,pcal6524"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_pcal6524>; > + reg = <0x22>; > + gpio-controller; > + #gpio-cells = <2>; > + interrupt-controller; > + #interrupt-cells = <2>; > + interrupt-parent = <&gpio3>; > + interrupts = <27 IRQ_TYPE_LEVEL_LOW>; > + }; > + > +}; > + > &iomuxc { > pinctrl_eqos: eqosgrp { > fsl,pins = < > @@ -239,6 +338,19 @@ MX93_PAD_DAP_TCLK_SWCLK__LPUART5_CTS_B 0x31e > }; > > /* need to config the SION for data and cmd pad, refer to ERR052021 */ > + pinctrl_lpi2c2: lpi2c2grp { > + fsl,pins = < > + MX93_PAD_I2C2_SCL__LPI2C2_SCL 0x40000b9e > + MX93_PAD_I2C2_SDA__LPI2C2_SDA 0x40000b9e > + >; > + }; > + > + pinctrl_pcal6524: pcal6524grp { > + fsl,pins = < > + MX93_PAD_CCM_CLKO2__GPIO3_IO27 0x31e > + >; > + }; > + > pinctrl_usdhc1: usdhc1grp { > fsl,pins = < > MX93_PAD_SD1_CLK__USDHC1_CLK 0x15fe > -- > 2.37.1 > > >