Enable the HDMI output on the Debix Model A SBC, using the HDMI encoder present in the i.MX8MP SoC. This has been tested with a generic 1080p HDMI display, along with a smaller 1280x800 HDMI display. Signed-off-by: Christopher Obbard <chris.obbard@xxxxxxxxxxxxx> --- Changes in v2: - Do not set SION (Software Input ON) bit in pinmux pin config register. - Small changes to commit log/cover letter. - v1: https://lore.kernel.org/linux-arm-kernel/20240415114135.25473-1-chris.obbard@xxxxxxxxxxxxx/ .../dts/freescale/imx8mp-debix-model-a.dts | 47 +++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts b/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts index 9b8f97a84e61..af02af9e5334 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-debix-model-a.dts @@ -20,6 +20,18 @@ chosen { stdout-path = &uart2; }; + hdmi-connector { + compatible = "hdmi-connector"; + label = "hdmi"; + type = "a"; + + port { + hdmi_connector_in: endpoint { + remote-endpoint = <&hdmi_tx_out>; + }; + }; + }; + leds { compatible = "gpio-leds"; pinctrl-names = "default"; @@ -94,6 +106,28 @@ ethphy0: ethernet-phy@0 { /* RTL8211E */ }; }; +&hdmi_pvi { + status = "okay"; +}; + +&hdmi_tx { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hdmi>; + status = "okay"; + + ports { + port@1 { + hdmi_tx_out: endpoint { + remote-endpoint = <&hdmi_connector_in>; + }; + }; + }; +}; + +&hdmi_tx_phy { + status = "okay"; +}; + &i2c1 { clock-frequency = <400000>; pinctrl-names = "default"; @@ -239,6 +273,10 @@ &i2c6 { status = "okay"; }; +&lcdif3 { + status = "okay"; +}; + &snvs_pwrkey { status = "okay"; }; @@ -356,6 +394,15 @@ MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16 0x19 >; }; + pinctrl_hdmi: hdmigrp { + fsl,pins = < + MX8MP_IOMUXC_HDMI_DDC_SCL__HDMIMIX_HDMI_SCL 0x1c3 + MX8MP_IOMUXC_HDMI_DDC_SDA__HDMIMIX_HDMI_SDA 0x1c3 + MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD 0x19 + MX8MP_IOMUXC_HDMI_CEC__HDMIMIX_HDMI_CEC 0x19 + >; + }; + pinctrl_i2c1: i2c1grp { fsl,pins = < MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL 0x400001c2 -- 2.45.1
