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arm64: dts: imx8mp: Add hdmi parallel audio interface node

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The HDMI TX Parallel Audio Interface (HTX_PAI) is a bridge between the
Audio Subsystem to the HDMI TX Controller.

Shrink register map size of hdmi_pvi to avoid overlapped hdmi_pai device.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Tested-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Shengjiu Wang
2025-09-23 13:30:00 +08:00
committed by Shawn Guo
parent db82f6cda5
commit 4677a3f84c
1 changed files with 26 additions and 1 deletions
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27
arch/arm64/boot/dts/freescale/imx8mp.dtsi
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@@ -2107,7 +2107,7 @@
hdmi_pvi: display-bridge@32fc4000 {
compatible = "fsl,imx8mp-hdmi-pvi";
reg = <0x32fc4000 0x1000>;
reg = <0x32fc4000 0x800>;
interrupt-parent = <&irqsteer_hdmi>;
interrupts = <12>;
power-domains = <&hdmi_blk_ctrl IMX8MP_HDMIBLK_PD_PVI>;
@@ -2133,6 +2133,23 @@
};
};
hdmi_pai: audio-bridge@32fc4800 {
compatible = "fsl,imx8mp-hdmi-pai";
reg = <0x32fc4800 0x800>;
interrupt-parent = <&irqsteer_hdmi>;
interrupts = <14>;
clocks = <&clk IMX8MP_CLK_HDMI_APB>;
clock-names = "apb";
power-domains = <&hdmi_blk_ctrl IMX8MP_HDMIBLK_PD_PAI>;
status = "disabled";
port {
pai_to_hdmi_tx: endpoint {
remote-endpoint = <&hdmi_tx_from_pai>;
};
};
};
lcdif3: display-controller@32fc6000 {
compatible = "fsl,imx8mp-lcdif";
reg = <0x32fc6000 0x1000>;
@@ -2184,6 +2201,14 @@
reg = <1>;
/* Point endpoint to the HDMI connector */
};
port@2 {
reg = <2>;
hdmi_tx_from_pai: endpoint {
remote-endpoint = <&pai_to_hdmi_tx>;
};
};
};
};