From 20d0b83e712b92163ddcfb313288272720272733 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 15 May 2023 18:24:24 +0200 Subject: [PATCH] arm64: dts: imx8mp: Add TC9595 bridge on DH electronics i.MX8M Plus DHCOM Add TC9595 DSI-to-DPI and DSI-to-(e)DP bridge to DH electronics i.MX8M Plus DHCOM SoM . The bridge is populated on the SoM, but disabled by default unless used for display output. Signed-off-by: Marek Vasut Signed-off-by: Shawn Guo --- .../arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi index 7e804f6..599c433 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi @@ -232,6 +232,36 @@ sda-gpios = <&gpio5 19 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "okay"; + tc_bridge: bridge@f { + compatible = "toshiba,tc9595", "toshiba,tc358767"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_tc9595>; + reg = <0xf>; + clock-names = "ref"; + clocks = <&clk IMX8MP_CLK_CLKOUT2>; + assigned-clocks = <&clk IMX8MP_CLK_CLKOUT2_SEL>, + <&clk IMX8MP_CLK_CLKOUT2>, + <&clk IMX8MP_AUDIO_PLL2_OUT>; + assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL2_OUT>; + assigned-clock-rates = <13000000>, <13000000>, <156000000>; + reset-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + tc_bridge_in: endpoint { + data-lanes = <1 2 3 4>; + remote-endpoint = <&dsi_out>; + }; + }; + }; + }; + pmic: pmic@25 { compatible = "nxp,pca9450c"; reg = <0x25>; @@ -398,6 +428,22 @@ status = "okay"; }; +&mipi_dsi { + samsung,burst-clock-frequency = <160000000>; + samsung,esc-clock-frequency = <10000000>; + + ports { + port@1 { + reg = <1>; + + dsi_out: endpoint { + data-lanes = <1 2 3 4>; + remote-endpoint = <&tc_bridge_in>; + }; + }; + }; +}; + &pwm1 { pinctrl-0 = <&pinctrl_pwm1>; pinctrl-names = "default"; @@ -863,6 +909,15 @@ >; }; + pinctrl_tc9595: dhcom-tc9595-grp { + fsl,pins = < + /* RESET_DSIBRIDGE */ + MX8MP_IOMUXC_SAI1_RXC__GPIO4_IO01 0x40000146 + /* DSI-CONV_INT Interrupt */ + MX8MP_IOMUXC_SAI5_RXD0__GPIO3_IO21 0x141 + >; + }; + pinctrl_touch: dhcom-touch-grp { fsl,pins = < /* #TOUCH_INT */ -- 2.7.4