On Thu, Mar 14, 2024 at 11:29:23AM +0800, Joy Zou wrote:
> Support pca9451a on imx93-11x11-evk.
>
> Signed-off-by: Joy Zou <joy.zou@xxxxxxx>
> ---
> Changes in v4:
> 1. modify the comment for uSDHC but not i2c.
>
> Changes in v3:
> 1. modify the voltages constraints according to the imx93 datasheet.
> ---
> .../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..59740dfa054c 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 = <610000>;
> + regulator-max-microvolt = <950000>;
> + regulator-boot-on;
> + regulator-always-on;
> + regulator-ramp-delay = <3125>;
> + };
> +
> + buck2: BUCK2 {
> + regulator-name = "BUCK2";
> + regulator-min-microvolt = <600000>;
> + regulator-max-microvolt = <670000>;
> + regulator-boot-on;
> + regulator-always-on;
> + regulator-ramp-delay = <3125>;
> + };
> +
> + buck4: BUCK4{
> + regulator-name = "BUCK4";
> + regulator-min-microvolt = <1620000>;
> + regulator-max-microvolt = <3400000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + buck5: BUCK5{
> + regulator-name = "BUCK5";
> + regulator-min-microvolt = <1620000>;
> + regulator-max-microvolt = <3400000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + buck6: BUCK6 {
> + regulator-name = "BUCK6";
> + regulator-min-microvolt = <1060000>;
> + regulator-max-microvolt = <1140000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldo1: LDO1 {
> + regulator-name = "LDO1";
> + regulator-min-microvolt = <1620000>;
> + regulator-max-microvolt = <1980000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldo4: LDO4 {
> + regulator-name = "LDO4";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <840000>;
> + 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>;
> + };
It'd better order by address. gpio@22 should before pmic@25
Frank
> +};
> +
> &iomuxc {
> pinctrl_eqos: eqosgrp {
> fsl,pins = <
> @@ -238,6 +337,19 @@ MX93_PAD_DAP_TCLK_SWCLK__LPUART5_CTS_B 0x31e
> >;
> };
>
> + 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
> + >;
> + };
> +
> /* need to config the SION for data and cmd pad, refer to ERR052021 */
> pinctrl_usdhc1: usdhc1grp {
> fsl,pins = <
> --
> 2.37.1
>
