[PATCH 1/2] arm64: dts: imx8mq-evk: Add MIPI DSI support
Guido Günther
guido.gunther at puri.sm
Tue Sep 15 03:43:29 EDT 2020
Hi,
On Mon, Sep 14, 2020 at 11:38:46AM -0300, Fabio Estevam wrote:
> imx8mq-evk has a MIPI DSI port that can be used to connect a Raydium
> RM67191 panel.
>
> Add support for it.
This looks good regarding the DTS changes but i don't know if this is a
reasonable default for the EVK so i'm doing a:
Acked-by: Guido Günther <agx at sigxcpu.org>
Cheers,
-- Guido
>
> Signed-off-by: Fabio Estevam <festevam at gmail.com>
> ---
> arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 44 ++++++++++++++++++++
> 1 file changed, 44 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
> index 7c6808814856..2418cca00bc5 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
> @@ -132,6 +132,10 @@
> };
> };
>
> +&dphy {
> + status = "okay";
> +};
> +
> &fec1 {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_fec1>;
> @@ -255,6 +259,40 @@
> };
> };
>
> +&lcdif {
> + status = "okay";
> +};
> +
> +&mipi_dsi {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "okay";
> +
> + panel at 0 {
> + pinctrl-0 = <&pinctrl_mipi_dsi>;
> + pinctrl-names = "default";
> + compatible = "raydium,rm67191";
> + reg = <0>;
> + reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
> + dsi-lanes = <4>;
> +
> + port {
> + panel_in: endpoint {
> + remote-endpoint = <&mipi_dsi_out>;
> + };
> + };
> + };
> +
> + ports {
> + port at 1 {
> + reg = <1>;
> + mipi_dsi_out: endpoint {
> + remote-endpoint = <&panel_in>;
> + };
> + };
> + };
> +};
> +
> &pcie0 {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_pcie0>;
> @@ -388,6 +426,12 @@
> >;
> };
>
> + pinctrl_mipi_dsi: mipidsigrp {
> + fsl,pins = <
> + MX8MQ_IOMUXC_ECSPI1_SCLK_GPIO5_IO6 0x16
> + >;
> + };
> +
> pinctrl_pcie0: pcie0grp {
> fsl,pins = <
> MX8MQ_IOMUXC_I2C4_SCL_PCIE1_CLKREQ_B 0x76
> --
> 2.17.1
>
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