From 7012f551081fde9be260e5cf5ef7dd5117aca09f Mon Sep 17 00:00:00 2001 From: Yannic Moog Date: Mon, 20 Oct 2025 14:49:26 +0200 Subject: [PATCH] arm64: dts: imx8mp pollux: add expansion board overlay An expansion board (PEB-AV-10) may be connected to the imx8mp-phyboard-pollux. Its main purpose is to provide multimedia interfaces, featuring a 3.5mm headphone jack, a USB-A port and LVDS as well as backlight connectors. Introduce the expansion board as dtsi, as it may be used standalone as an expansion board, as well as in combination with display panels. These display panels will include the dtsi. Reviewed-by: Peng Fan Signed-off-by: Yannic Moog Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/Makefile | 3 + .../imx8mp-phyboard-pollux-peb-av-10.dtsi | 198 ++++++++++++++++++ .../imx8mp-phyboard-pollux-peb-av-10.dtso | 9 + 3 files changed, 210 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-peb-av-10.dtsi create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-peb-av-10.dtso diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 276172c1fd2cd..c8194a95681df 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -228,10 +228,13 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-nitrogen-smarc-universal-board.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb imx8mp-phyboard-pollux-etml1010g3dra-dtbs += imx8mp-phyboard-pollux-rdk.dtb \ imx8mp-phyboard-pollux-etml1010g3dra.dtbo +imx8mp-phyboard-pollux-peb-av-10-dtbs += imx8mp-phyboard-pollux-rdk.dtb \ + imx8mp-phyboard-pollux-peb-av-10.dtbo imx8mp-phyboard-pollux-ph128800t006-dtbs += imx8mp-phyboard-pollux-rdk.dtb \ imx8mp-phyboard-pollux-ph128800t006.dtbo imx8mp-phyboard-pollux-rdk-no-eth-dtbs += imx8mp-phyboard-pollux-rdk.dtb imx8mp-phycore-no-eth.dtbo dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-etml1010g3dra.dtb +dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-peb-av-10.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-ph128800t006.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk-no-eth.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mp-prt8ml.dtb diff --git a/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-peb-av-10.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-peb-av-10.dtsi new file mode 100644 index 0000000000000..bb740f845855a --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-peb-av-10.dtsi @@ -0,0 +1,198 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (C) 2025 PHYTEC Messtechnik GmbH + */ + +#include +#include +#include "imx8mp-pinfunc.h" + +&{/} { + backlight_lvds0: backlight0 { + compatible = "pwm-backlight"; + pinctrl-0 = <&pinctrl_lvds0>; + pinctrl-names = "default"; + power-supply = <®_vcc_12v>; + status = "disabled"; + }; + + panel_lvds0: panel-lvds0 { + backlight = <&backlight_lvds0>; + power-supply = <®_vcc_3v3_sw>; + status = "disabled"; + + port { + panel0_in: endpoint { + remote-endpoint = <&ldb_lvds_ch0>; + }; + }; + }; + + reg_vcc_12v: regulator-12v { + compatible = "regulator-fixed"; + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <12000000>; + regulator-min-microvolt = <12000000>; + regulator-name = "VCC_12V"; + }; + + reg_vcc_1v8_audio: regulator-1v8 { + compatible = "regulator-fixed"; + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <1800000>; + regulator-name = "VCC_1V8_Audio"; + }; + + reg_vcc_3v3_analog: regulator-3v3 { + compatible = "regulator-fixed"; + regulator-always-on; + regulator-boot-on; + regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <3300000>; + regulator-name = "VCC_3V3_Analog"; + }; + + sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "snd-peb-av-10"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&dailink_master>; + simple-audio-card,frame-master = <&dailink_master>; + simple-audio-card,mclk-fs = <32>; + simple-audio-card,widgets = + "Line", "Line In", + "Speaker", "Speaker", + "Microphone", "Microphone Jack", + "Headphone", "Headphone Jack"; + simple-audio-card,routing = + "Speaker", "SPOP", + "Speaker", "SPOM", + "Headphone Jack", "HPLOUT", + "Headphone Jack", "HPROUT", + "LINE1L", "Line In", + "LINE1R", "Line In", + "MIC3R", "Microphone Jack", + "Microphone Jack", "Mic Bias"; + + simple-audio-card,cpu { + sound-dai = <&sai2>; + }; + + dailink_master: simple-audio-card,codec { + sound-dai = <&codec>; + clocks = <&clk IMX8MP_CLK_SAI2>; + }; + }; +}; + +&i2c4 { + clock-frequency = <400000>; + pinctrl-0 = <&pinctrl_i2c4>; + pinctrl-1 = <&pinctrl_i2c4_gpio>; + pinctrl-names = "default", "gpio"; + scl-gpios = <&gpio5 20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + sda-gpios = <&gpio5 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + codec: codec@18 { + compatible = "ti,tlv320aic3007"; + reg = <0x18>; + pinctrl-0 = <&pinctrl_tlv320>; + pinctrl-names = "default"; + #sound-dai-cells = <0>; + reset-gpios = <&gpio4 28 GPIO_ACTIVE_LOW>; + ai3x-gpio-func = <0xd 0x0>; + ai3x-micbias-vg = <2>; + AVDD-supply = <®_vcc_3v3_analog>; + DRVDD-supply = <®_vcc_3v3_analog>; + DVDD-supply = <®_vcc_1v8_audio>; + IOVDD-supply = <®_vcc_3v3_sw>; + }; + + eeprom@57 { + compatible = "atmel,24c32"; + reg = <0x57>; + pagesize = <32>; + vcc-supply = <®_vcc_3v3_sw>; + }; +}; + +&ldb_lvds_ch0 { + remote-endpoint = <&panel0_in>; +}; + +&pwm4 { + pinctrl-0 = <&pinctrl_pwm4>; + pinctrl-names = "default"; +}; + +&sai2 { + pinctrl-0 = <&pinctrl_sai2>; + pinctrl-names = "default"; + assigned-clocks = <&clk IMX8MP_CLK_SAI2>; + assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>; + assigned-clock-rates = <12288000>; + clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI2_IPG>, + <&clk IMX8MP_CLK_DUMMY>, + <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI2_MCLK1>, + <&clk IMX8MP_CLK_DUMMY>, + <&clk IMX8MP_CLK_DUMMY>, + <&clk IMX8MP_AUDIO_PLL1_OUT>, + <&clk IMX8MP_AUDIO_PLL2_OUT>; + clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3", "pll8k", + "pll11k"; + #sound-dai-cells = <0>; + fsl,sai-mclk-direction-output; + fsl,sai-synchronous-rx; + status = "okay"; +}; + +&iomuxc { + pinctrl_i2c4: i2c4grp { + fsl,pins = < + MX8MP_IOMUXC_I2C4_SCL__I2C4_SCL 0x400001c2 + MX8MP_IOMUXC_I2C4_SDA__I2C4_SDA 0x400001c2 + >; + }; + + pinctrl_i2c4_gpio: i2c4gpiogrp { + fsl,pins = < + MX8MP_IOMUXC_I2C4_SCL__GPIO5_IO20 0x1e2 + MX8MP_IOMUXC_I2C4_SDA__GPIO5_IO21 0x1e2 + >; + }; + + pinctrl_lvds0: lvds0grp { + fsl,pins = < + MX8MP_IOMUXC_SAI3_TXD__GPIO5_IO01 0x12 + >; + }; + + pinctrl_pwm4: pwm4grp { + fsl,pins = < + MX8MP_IOMUXC_SAI3_MCLK__PWM4_OUT 0x12 + >; + }; + + pinctrl_sai2: sai2grp { + fsl,pins = < + MX8MP_IOMUXC_SAI2_MCLK__AUDIOMIX_SAI2_MCLK 0xd6 + MX8MP_IOMUXC_SAI2_RXFS__AUDIOMIX_SAI2_RX_SYNC 0xd6 + MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK 0xd6 + MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00 0xd6 + MX8MP_IOMUXC_SAI2_RXD0__AUDIOMIX_SAI2_RX_DATA00 0xd6 + >; + }; + + pinctrl_tlv320: tlv320grp { + fsl,pins = < + MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0x16 + MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x16 + >; + }; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-peb-av-10.dtso b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-peb-av-10.dtso new file mode 100644 index 0000000000000..95078618ee095 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-peb-av-10.dtso @@ -0,0 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (C) 2025 PHYTEC Messtechnik GmbH + */ + +/dts-v1/; +/plugin/; + +#include "imx8mp-phyboard-pollux-peb-av-10.dtsi" -- 2.47.3