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charset="utf-8" From: Devarsh Thakkar Add DSS, DSI and DPHY nodes to add base display support on AM62L[1]. AM62L shares a single video port for DPI and DSI output. [1]: https://www.ti.com/product/AM62L Signed-off-by: Devarsh Thakkar Signed-off-by: Swamil Jain Reviewed-by: Tomi Valkeinen --- arch/arm64/boot/dts/ti/k3-am62l-main.dtsi | 60 +++++++++++++++++++++++ 1 file changed, 60 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi b/arch/arm64/boot/dt= s/ti/k3-am62l-main.dtsi index 80615ca1e01a..a3199a2455c3 100644 --- a/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi @@ -544,6 +544,66 @@ elm0: ecc@25010000 { status =3D "disabled"; }; =20 + dphy_tx0: phy@301c0000 { + compatible =3D "ti,j721e-dphy"; + reg =3D <0x00 0x301c0000 0x00 0x1000>; + clocks =3D <&scmi_clk 348>, <&scmi_clk 343>; + clock-names =3D "psm", "pll_ref"; + #phy-cells =3D <0>; + power-domains =3D <&scmi_pds 86>; + assigned-clocks =3D <&scmi_clk 343>; + assigned-clock-parents =3D <&scmi_clk 341>; + assigned-clock-rates =3D <25000000>; + status =3D "disabled"; + }; + + dss: dss@30200000 { + compatible =3D "ti,am62l-dss"; + reg =3D <0x00 0x30200000 0x00 0x1000>, /* common */ + <0x00 0x30202000 0x00 0x1000>, /* vidl1 */ + <0x00 0x30207000 0x00 0x1000>, /* ovr1 */ + <0x00 0x3020a000 0x00 0x1000>, /* vp1 */ + <0x00 0x30201000 0x00 0x1000>; /* common1 */ + reg-names =3D "common", "vidl1", "ovr1", "vp1", "common1"; + power-domains =3D <&scmi_pds 39>; + clocks =3D <&scmi_clk 162>, + <&scmi_clk 161>; + clock-names =3D "fck", "vp1"; + interrupts =3D ; + status =3D "disabled"; + + dss_ports: ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + }; + }; + + dsi0: dsi@30500000 { + compatible =3D "ti,j721e-dsi"; + reg =3D <0x00 0x30500000 0x00 0x100000>, + <0x00 0x30270000 0x00 0x100>; + clocks =3D <&scmi_clk 155>, <&scmi_clk 158>; + clock-names =3D "dsi_p_clk", "dsi_sys_clk"; + power-domains =3D <&scmi_pds 38>; + interrupts =3D ; + phys =3D <&dphy_tx0>; + phy-names =3D "dphy"; + status =3D "disabled"; + + dsi0_ports: ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + }; + + port@1 { + reg =3D <1>; + }; + }; + }; + gpmc0: memory-controller@3b000000 { compatible =3D "ti,am64-gpmc"; power-domains =3D <&scmi_pds 37>; From nobody Tue Sep 29 06:08:45 2026 Received: from mx0a-0002e601.pphosted.com (mx0a-0002e601.pphosted.com [148.163.150.75]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 871D3443E5D; 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charset="utf-8" From: Devarsh Thakkar Add the SII9022 HDMI bridge and HDMI connector nodes, along with the DPI pinmux configuration connecting VOUT0 to the bridge. Enable the DSS and hook up its DPI output port to the SII9022 bridge input, and the bridge output to the HDMI connector. Signed-off-by: Devarsh Thakkar Signed-off-by: Swamil Jain Reviewed-by: Tomi Valkeinen --- arch/arm64/boot/dts/ti/k3-am62l3-evm.dts | 95 ++++++++++++++++++++++++ 1 file changed, 95 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts b/arch/arm64/boot/dts= /ti/k3-am62l3-evm.dts index 84a0cfaaf196..477de9de07e8 100644 --- a/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts +++ b/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts @@ -44,6 +44,18 @@ usr: button-usr { }; }; =20 + hdmi0: connector-hdmi { + compatible =3D "hdmi-connector"; + label =3D "hdmi"; + type =3D "a"; + + port { + hdmi_connector_in: endpoint { + remote-endpoint =3D <&sii9022_out>; + }; + }; + }; + leds { compatible =3D "gpio-leds"; pinctrl-names =3D "default"; @@ -192,6 +204,38 @@ exp2: gpio@23 { bootph-all; }; =20 + sii9022: bridge-hdmi@3b { + compatible =3D "sil,sii9022"; + reg =3D <0x3b>; + interrupt-parent =3D <&exp1>; + interrupts =3D <20 IRQ_TYPE_EDGE_FALLING>; + #sound-dai-cells =3D <0>; + sil,i2s-data-lanes =3D < 0 >; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&dpi_pins_default>; + bootph-all; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + sii9022_in: endpoint { + remote-endpoint =3D <&dpi_out>; + }; + }; + + port@1 { + reg =3D <1>; + + sii9022_out: endpoint { + remote-endpoint =3D <&hdmi_connector_in>; + }; + }; + }; + }; }; =20 &i2c2 { @@ -221,6 +265,41 @@ usb_con_hs: endpoint { }; =20 &pmx0 { + dpi_pins_default: dpi-default-pins { + pinctrl-single,pins =3D < + AM62LX_IOPAD(0x00e4, PIN_OUTPUT, 1) /* (L20) GPMC0_CSn0.VOUT0_VSYNC */ + AM62LX_IOPAD(0x00dc, PIN_OUTPUT, 1) /* (N21) GPMC0_WPn.VOUT0_HSYNC */ + AM62LX_IOPAD(0x00e8, PIN_OUTPUT, 1) /* (L19) GPMC0_CSn1.VOUT0_PCLK */ + AM62LX_IOPAD(0x00e0, PIN_OUTPUT, 1) /* (M21) GPMC0_DIR.VOUT0_DE */ + AM62LX_IOPAD(0x0078, PIN_OUTPUT, 1) /* (L22) GPMC0_AD0.VOUT0_DATA0 */ + AM62LX_IOPAD(0x007c, PIN_OUTPUT, 1) /* (L23) GPMC0_AD1.VOUT0_DATA1 */ + AM62LX_IOPAD(0x0080, PIN_OUTPUT, 1) /* (K22) GPMC0_AD2.VOUT0_DATA2 */ + AM62LX_IOPAD(0x0084, PIN_OUTPUT, 1) /* (J23) GPMC0_AD3.VOUT0_DATA3 */ + AM62LX_IOPAD(0x0088, PIN_OUTPUT, 1) /* (K23) GPMC0_AD4.VOUT0_DATA4 */ + AM62LX_IOPAD(0x008c, PIN_OUTPUT, 1) /* (H22) GPMC0_AD5.VOUT0_DATA5 */ + AM62LX_IOPAD(0x0090, PIN_OUTPUT, 1) /* (H23) GPMC0_AD6.VOUT0_DATA6 */ + AM62LX_IOPAD(0x0094, PIN_OUTPUT, 1) /* (J22) GPMC0_AD7.VOUT0_DATA7 */ + AM62LX_IOPAD(0x0098, PIN_OUTPUT, 1) /* (H19) GPMC0_AD8.VOUT0_DATA8 */ + AM62LX_IOPAD(0x009c, PIN_OUTPUT, 1) /* (H20) GPMC0_AD9.VOUT0_DATA9 */ + AM62LX_IOPAD(0x00a0, PIN_OUTPUT, 1) /* (H21) GPMC0_AD10.VOUT0_DATA10 */ + AM62LX_IOPAD(0x00a4, PIN_OUTPUT, 1) /* (H18) GPMC0_AD11.VOUT0_DATA11 */ + AM62LX_IOPAD(0x00a8, PIN_OUTPUT, 1) /* (G23) GPMC0_AD12.VOUT0_DATA12 */ + AM62LX_IOPAD(0x00ac, PIN_OUTPUT, 1) /* (G22) GPMC0_AD13.VOUT0_DATA13 */ + AM62LX_IOPAD(0x00b0, PIN_OUTPUT, 1) /* (F22) GPMC0_AD14.VOUT0_DATA14 */ + AM62LX_IOPAD(0x00b4, PIN_OUTPUT, 1) /* (F23) GPMC0_AD15.VOUT0_DATA15 */ + AM62LX_IOPAD(0x00b8, PIN_OUTPUT, 1) /* (L21) GPMC0_CLK.VOUT0_DATA16 */ + AM62LX_IOPAD(0x00c0, PIN_OUTPUT, 1) /* (N19) GPMC0_ADVn_ALE.VOUT0_DATA1= 7 */ + AM62LX_IOPAD(0x00c4, PIN_OUTPUT, 1) /* (N20) GPMC0_OEn_REn.VOUT0_DATA18= */ + AM62LX_IOPAD(0x00c8, PIN_OUTPUT, 1) /* (M19) GPMC0_WEn.VOUT0_DATA19 */ + AM62LX_IOPAD(0x00cc, PIN_OUTPUT, 1) /* (P23) GPMC0_BE0n_CLE.VOUT0_DATA2= 0 */ + AM62LX_IOPAD(0x00d0, PIN_OUTPUT, 1) /* (P22) GPMC0_BE1n.VOUT0_DATA21 */ + AM62LX_IOPAD(0x00d4, PIN_OUTPUT, 1) /* (N23) GPMC0_WAIT0.VOUT0_DATA22 */ + AM62LX_IOPAD(0x00d8, PIN_OUTPUT, 1) /* (N22) GPMC0_WAIT1.VOUT0_DATA23 */ + AM62LX_IOPAD(0x00ec, PIN_INPUT, 5) /* (M23) GPMC0_CSn2.VOUT0_EXTPCLKIN= */ + >; + bootph-all; + }; + gpio0_ioexp_intr_pins_default: gpio0-ioexp-intr-default-pins { pinctrl-single,pins =3D < AM62LX_IOPAD(0x01b0, PIN_INPUT, 7) /* (B12) SPI0_D1.GPIO0_91 */ @@ -321,6 +400,22 @@ AM62LX_IOPAD(0x0004, PIN_OUTPUT, 0) /* (AA23) WKUP_UAR= T0_TXD */ }; }; =20 +&dss { + status =3D "okay"; + bootph-all; +}; + +&dss_ports { + /* VP1: DPI Output */ + port@0 { + reg =3D <0>; + + dpi_out: endpoint { + remote-endpoint =3D <&sii9022_in>; + }; + }; +}; + &sdhci0 { /* eMMC */ pinctrl-names =3D "default";