On Wed, Feb 28, 2024 at 04:33:43PM -0500, Frank Li wrote:
> Add lpuart1 and cm40 uart.
>
> Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
> ---
Forget this one. It mess up in my folder
Frank
> arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 50 +++++++++++++++++++
> 1 file changed, 50 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
> index 2123d431e0613..3c3dc44e2957b 100644
> --- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
> @@ -16,6 +16,8 @@ aliases {
> mmc0 = &usdhc1;
> mmc1 = &usdhc2;
> serial0 = &lpuart0;
> + serial1 = &lpuart1;
> + serial6 = &cm40_lpuart;
> };
>
> chosen {
> @@ -51,6 +53,24 @@ linux,cma {
> };
> };
>
> + modem_reset: modem-reset {
> + compatible = "gpio-reset";
> + reset-gpios = <&pca6416_2 0 GPIO_ACTIVE_LOW>;
> + reset-delay-us = <2000>;
> + reset-post-delay-ms = <40>;
> + #reset-cells = <0>;
> + };
> +
> + m2_uart1_sel: fixedregulator-101 {
> + compatible = "regulator-fixed";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "m2_uart1_sel";
> + gpio = <&pca6416_1 6 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + regulator-always-on;
> + };
> +
> mux3_en: regulator-0 {
> compatible = "regulator-fixed";
> regulator-min-microvolt = <3300000>;
> @@ -354,6 +374,27 @@ &flexcan3 {
> status = "okay";
> };
>
> +&lpuart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lpuart1>;
> + resets = <&modem_reset>;
> + status = "okay";
> +
> + bluetooth {
> + compatible = "nxp,88w8987-bt";
> + };
> +};
> +
> +&cm40_intmux {
> + status = "disabled";
> +};
> +
> +&cm40_lpuart {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_cm40_lpuart>;
> + status = "disabled";
> +};
> +
> &lsio_gpio4 {
> status = "okay";
> };
> @@ -595,6 +636,15 @@ IMX8DXL_UART0_TX_ADMA_UART0_TX 0x06000020
> >;
> };
>
> + pinctrl_lpuart1: lpuart1grp {
> + fsl,pins = <
> + IMX8DXL_UART1_TX_ADMA_UART1_TX 0x06000020
> + IMX8DXL_UART1_RX_ADMA_UART1_RX 0x06000020
> + IMX8DXL_UART1_RTS_B_ADMA_UART1_RTS_B 0x06000020
> + IMX8DXL_UART1_CTS_B_ADMA_UART1_CTS_B 0x06000020
> + >;
> + };
> +
> pinctrl_usdhc1: usdhc1grp {
> fsl,pins = <
> IMX8DXL_EMMC0_CLK_CONN_EMMC0_CLK 0x06000041
> --
> 2.34.1
>
