diff options
| author | Shengjiu Wang <shengjiu.wang@nxp.com> | 2025-09-23 08:30:00 +0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2025-11-16 06:48:25 +0300 |
| commit | 4677a3f84ce18dcd00d25982ccac627791c321dd (patch) | |
| tree | 091f696580a2452a75aad2c3f140191620c8c6b3 | |
| parent | db82f6cda525c3e519cfac0b4aec714df7cc93df (diff) | |
| download | linux-4677a3f84ce18dcd00d25982ccac627791c321dd.tar.xz | |
arm64: dts: imx8mp: Add hdmi parallel audio interface node
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>
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mp.dtsi | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 2898654cda2b..354a8616cb52 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -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>; + }; + }; }; }; |