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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2015, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2024, Linaro Ltd.
+ */
+
+/dts-v1/;
+
+#include "msm8916-pm8916.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
+#include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
+#include <dt-bindings/sound/apq8016-lpass.h>
+
+/ {
+ model = "Schneider Electric HMIBSC Board";
+ compatible = "schneider,apq8016-hmibsc", "qcom,apq8016";
+
+ aliases {
+ i2c1 = &blsp_i2c6;
+ i2c3 = &blsp_i2c4;
+ i2c4 = &blsp_i2c3;
+ mmc0 = &sdhc_1; /* eMMC */
+ mmc1 = &sdhc_2; /* SD card */
+ serial0 = &blsp_uart1;
+ serial1 = &blsp_uart2;
+ spi0 = &blsp_spi5;
+ usid0 = &pm8916_0;
+ };
+
+ chosen {
+ stdout-path = "serial0";
+ };
+
+ hdmi-out {
+ compatible = "hdmi-connector";
+ type = "a";
+
+ port {
+ hdmi_con: endpoint {
+ remote-endpoint = <&adv7533_out>;
+ };
+ };
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ autorepeat;
+ pinctrl-0 = <&msm_key_volp_n_default>;
+ pinctrl-names = "default";
+
+ button {
+ label = "Volume Up";
+ linux,code = <KEY_VOLUMEUP>;
+ gpios = <&tlmm 107 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-0 = <&pm8916_mpps_leds>;
+ pinctrl-names = "default";
+
+ led-1 {
+ function = LED_FUNCTION_WLAN;
+ color = <LED_COLOR_ID_YELLOW>;
+ gpios = <&pm8916_mpps 2 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "phy0tx";
+ default-state = "off";
+ };
+
+ led-2 {
+ function = LED_FUNCTION_BLUETOOTH;
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&pm8916_mpps 3 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "bluetooth-power";
+ default-state = "off";
+ };
+ };
+
+ memory@80000000 {
+ reg = <0 0x80000000 0 0x40000000>;
+ };
+
+ reserved-memory {
+ ramoops@bff00000 {
+ compatible = "ramoops";
+ reg = <0x0 0xbff00000 0x0 0x100000>;
+ record-size = <0x20000>;
+ console-size = <0x20000>;
+ ftrace-size = <0x20000>;
+ ecc-size = <16>;
+ };
+ };
+
+ usb-hub {
+ compatible = "smsc,usb3503";
+ reset-gpios = <&pm8916_gpios 1 GPIO_ACTIVE_LOW>;
+ initial-mode = <1>;
+ };
+
+ usb_id: usb-id {
+ compatible = "linux,extcon-usb-gpio";
+ id-gpios = <&tlmm 110 GPIO_ACTIVE_HIGH>;
+ pinctrl-0 = <&usb_id_default>;
+ pinctrl-names = "default";
+ };
+};
+
+&blsp_i2c3 {
+ status = "okay";
+
+ eeprom@50 {
+ compatible = "atmel,24c32";
+ reg = <0x50>;
+ };
+};
+
+&blsp_i2c4 {
+ status = "okay";
+
+ adv_bridge: bridge@39 {
+ compatible = "adi,adv7533";
+ reg = <0x39>;
+ interrupts-extended = <&tlmm 31 IRQ_TYPE_EDGE_FALLING>;
+
+ adi,dsi-lanes = <4>;
+ clocks = <&rpmcc RPM_SMD_BB_CLK2>;
+ clock-names = "cec";
+ pd-gpios = <&tlmm 32 GPIO_ACTIVE_HIGH>;
+
+ avdd-supply = <&pm8916_l6>;
+ a2vdd-supply = <&pm8916_l6>;
+ dvdd-supply = <&pm8916_l6>;
+ pvdd-supply = <&pm8916_l6>;
+ v1p2-supply = <&pm8916_l6>;
+ v3p3-supply = <&pm8916_l17>;
+
+ pinctrl-0 = <&adv7533_int_active &adv7533_switch_active>;
+ pinctrl-1 = <&adv7533_int_suspend &adv7533_switch_suspend>;
+ pinctrl-names = "default","sleep";
+ #sound-dai-cells = <0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ adv7533_in: endpoint {
+ remote-endpoint = <&mdss_dsi0_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ adv7533_out: endpoint {
+ remote-endpoint = <&hdmi_con>;
+ };
+ };
+ };
+ };
+};
+
+&blsp_i2c6 {
+ status = "okay";
+
+ rtc@30 {
+ compatible = "sii,s35390a";
+ reg = <0x30>;
+ };
+
+ eeprom@50 {
+ compatible = "atmel,24c256";
+ reg = <0x50>;
+ };
+};
+
+&blsp_spi5 {
+ cs-gpios = <&tlmm 18 GPIO_ACTIVE_LOW>;
+ status = "okay";
+
+ tpm@0 {
+ compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
+ reg = <0>;
+ spi-max-frequency = <500000>;
+ };
+};
+
+&blsp_uart1 {
+ label = "UART0";
+ status = "okay";
+};
+
+&blsp_uart2 {
+ label = "UART1";
+ status = "okay";
+};
+
+&lpass {
+ status = "okay";
+};
+
+&mdss {
+ status = "okay";
+};
+
+&mdss_dsi0_out {
+ data-lanes = <0 1 2 3>;
+ remote-endpoint = <&adv7533_in>;
+};
+
+&pm8916_codec {
+ qcom,mbhc-vthreshold-low = <75 150 237 450 500>;
+ qcom,mbhc-vthreshold-high = <75 150 237 450 500>;
+ status = "okay";
+};
+
+&pm8916_gpios {
+ gpio-line-names =
+ "USB_HUB_RESET_N_PM",
+ "USB_SW_SEL_PM",
+ "NC",
+ "NC";
+
+ usb_hub_reset_pm: usb-hub-reset-pm-state {
+ pins = "gpio1";
+ function = PMIC_GPIO_FUNC_NORMAL;
+ input-disable;
+ output-high;
+ };
+
+ usb_hub_reset_pm_device: usb-hub-reset-pm-device-state {
+ pins = "gpio1";
+ function = PMIC_GPIO_FUNC_NORMAL;
+ input-disable;
+ output-low;
+ };
+
+ usb_sw_sel_pm: usb-sw-sel-pm-state {
+ pins = "gpio2";
+ function = PMIC_GPIO_FUNC_NORMAL;
+ power-source = <PM8916_GPIO_VPH>;
+ input-disable;
+ output-high;
+ };
+
+ usb_sw_sel_pm_device: usb-sw-sel-pm-device-state {
+ pins = "gpio2";
+ function = PMIC_GPIO_FUNC_NORMAL;
+ power-source = <PM8916_GPIO_VPH>;
+ input-disable;
+ output-low;
+ };
+};
+
+&pm8916_mpps {
+ gpio-line-names =
+ "NC",
+ "WLAN_LED_CTRL",
+ "BT_LED_CTRL",
+ "NC";
+
+ pm8916_mpps_leds: pm8916-mpps-state {
+ pins = "mpp2", "mpp3";
+ function = "digital";
+ output-low;
+ };
+};
+
+&pm8916_resin {
+ linux,code = <KEY_POWER>;
+ status = "okay";
+};
+
+&pm8916_rpm_regulators {
+ pm8916_l17: l17 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+};
+
+&sdhc_1 {
+ status = "okay";
+};
+
+&sdhc_2 {
+ pinctrl-0 = <&sdc2_default &sdc2_cd_default>;
+ pinctrl-1 = <&sdc2_sleep &sdc2_cd_default>;
+ pinctrl-names = "default", "sleep";
+ cd-gpios = <&tlmm 38 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+&sound {
+ pinctrl-0 = <&cdc_pdm_default &sec_mi2s_default>;
+ pinctrl-1 = <&cdc_pdm_sleep &sec_mi2s_sleep>;
+ pinctrl-names = "default", "sleep";
+ model = "HMIBSC";
+ audio-routing =
+ "AMIC2", "MIC BIAS Internal2",
+ "AMIC3", "MIC BIAS External1";
+ status = "okay";
+
+ quaternary-dai-link {
+ link-name = "ADV7533";
+ cpu {
+ sound-dai = <&lpass MI2S_QUATERNARY>;
+ };
+ codec {
+ sound-dai = <&adv_bridge 0>;
+ };
+ };
+
+ primary-dai-link {
+ link-name = "WCD";
+ cpu {
+ sound-dai = <&lpass MI2S_PRIMARY>;
+ };
+ codec {
+ sound-dai = <&lpass_codec 0>, <&pm8916_codec 0>;
+ };
+ };
+
+ tertiary-dai-link {
+ link-name = "WCD-Capture";
+ cpu {
+ sound-dai = <&lpass MI2S_TERTIARY>;
+ };
+ codec {
+ sound-dai = <&lpass_codec 1>, <&pm8916_codec 1>;
+ };
+ };
+};
+
+&tlmm {
+ pinctrl-0 = <&uart1_mux0_rs232_high &uart1_mux1_rs232_low>;
+ pinctrl-names = "default";
+
+ adv7533_int_active: adv533-int-active-state {
+ pins = "gpio31";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ };
+
+ adv7533_int_suspend: adv7533-int-suspend-state {
+ pins = "gpio31";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ adv7533_switch_active: adv7533-switch-active-state {
+ pins = "gpio32";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ };
+
+ adv7533_switch_suspend: adv7533-switch-suspend-state {
+ pins = "gpio32";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ msm_key_volp_n_default: msm-key-volp-n-default-state {
+ pins = "gpio107";
+ function = "gpio";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+
+ sdc2_cd_default: sdc2-cd-default-state {
+ pins = "gpio38";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ /*
+ * UART1 being the debug console supports various modes of
+ * operation (RS-232/485/422) controlled via GPIOs configured
+ * mux as follows:
+ *
+ * gpio100 gpio99 UART mode
+ * 0 0 loopback
+ * 0 1 RS-232
+ * 1 0 RS-485
+ * 1 1 RS-422
+ *
+ * The default mode configured here is RS-232 mode.
+ */
+ uart1_mux0_rs232_high: uart1-mux0-rs232-state {
+ bootph-all;
+ pins = "gpio99";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ output-high;
+ };
+
+ uart1_mux1_rs232_low: uart1-mux1-rs232-state {
+ bootph-all;
+ pins = "gpio100";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ output-low;
+ };
+
+ usb_id_default: usb-id-default-state {
+ pins = "gpio110";
+ function = "gpio";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+};
+
+&usb {
+ extcon = <&usb_id>, <&usb_id>;
+ pinctrl-0 = <&usb_sw_sel_pm &usb_hub_reset_pm>;
+ pinctrl-1 = <&usb_sw_sel_pm_device &usb_hub_reset_pm_device>;
+ pinctrl-names = "default", "device";
+ status = "okay";
+};
+
+&usb_hs_phy {
+ extcon = <&usb_id>;
+};
+
+&wcnss {
+ firmware-name = "qcom/apq8016/wcnss.mbn";
+ status = "okay";
+};
+
+&wcnss_ctrl {
+ firmware-name = "qcom/apq8016/WCNSS_qcom_wlan_nv_sbc.bin";
+};
+
+&wcnss_iris {
+ compatible = "qcom,wcn3620";
+};
+
+&wcnss_mem {
+ status = "okay";
+};
+
+/* PINCTRL - additions to nodes defined in msm8916.dtsi */
+
+/*
+ * 2mA drive strength is not enough when connecting multiple
+ * I2C devices with different pull up resistors.
+ */
+&blsp_i2c4_default {
+ drive-strength = <16>;
+};
+
+&blsp_i2c6_default {
+ drive-strength = <16>;
+};
+
+&blsp_uart1_default {
+ bootph-all;
+};
+
+/* Enable CoreSight */
+&cti0 { status = "okay"; };
+&cti1 { status = "okay"; };
+&cti12 { status = "okay"; };
+&cti13 { status = "okay"; };
+&cti14 { status = "okay"; };
+&cti15 { status = "okay"; };
+&debug0 { status = "okay"; };
+&debug1 { status = "okay"; };
+&debug2 { status = "okay"; };
+&debug3 { status = "okay"; };
+&etf { status = "okay"; };
+&etm0 { status = "okay"; };
+&etm1 { status = "okay"; };
+&etm2 { status = "okay"; };
+&etm3 { status = "okay"; };
+&etr { status = "okay"; };
+&funnel0 { status = "okay"; };
+&funnel1 { status = "okay"; };
+&replicator { status = "okay"; };
+&stm { status = "okay"; };
+&tpiu { status = "okay"; };
Schneider HMIBSC board dts has already been reviewed upstream on the linux-arm-msm mailing list. So once it comes through the Linux kernel release cycle into the U-Boot dts/upstream subtree, a switch to OF_UPSTREAM can be made. For the time being maintain the U-Boot copy. Link: https://lore.kernel.org/linux-kernel/20240403043416.3800259-4-sumit.garg@linaro.org/ Signed-off-by: Sumit Garg <sumit.garg@linaro.org> --- arch/arm/dts/apq8016-schneider-hmibsc.dts | 491 ++++++++++++++++++++++ 1 file changed, 491 insertions(+) create mode 100644 arch/arm/dts/apq8016-schneider-hmibsc.dts