| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20250915-imx8mp-pollux-display-overlays-v1-2-59508d578f0f@phytec.de>
Date: Mon, 15 Sep 2025 13:54:36 +0200
From: Yannic Moog <y.moog@...tec.de>
To: Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>, Fabio Estevam
<festevam@...il.com>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski
<krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>
CC: <imx@...ts.linux.dev>, <linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<upstream@...ts.phytec.de>, Yannic Moog <y.moog@...tec.de>
Subject: [PATCH 2/3] 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.
Signed-off-by: Yannic Moog <y.moog@...tec.de>
---
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(+)
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 805ab9e5942bc9e2b9776e92412f56e969b6b39a..9c121041128972d2239e2cc74df98b0bf7de1ac2 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -220,10 +220,13 @@ 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-skov-basic.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 0000000000000000000000000000000000000000..d5dcb91b2a9c41bcfa3288923d8458cf593aa4b3
--- /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
+/*
+ * Copyright (C) 2025 PHYTEC Messtechnik GmbH
+ */
+
+#include <dt-bindings/clock/imx8mp-clock.h>
+#include <dt-bindings/gpio/gpio.h>
+#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 0000000000000000000000000000000000000000..27289b68dc46676d870535511f06b805df59dfa1
--- /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
+/*
+ * Copyright (C) 2025 PHYTEC Messtechnik GmbH
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "imx8mp-phyboard-pollux-peb-av-10.dtsi"
--
2.43.0
Powered by blists - more mailing lists