arm64: dts: ti: k3-am625-verdin: add dahlia carrier board

Add Dahlia carrier board support.

Upstream-Status: Pending

Initial DTS to be used for bring-up an validation of the V1.0 design,
we'll decide on the step forward to mainline this once the bring-up
and validation will be done.

Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>

4 files changed, 248 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
index 5b25ba59f1b0..640e3e68e31f 100644
--- a/arch/arm64/boot/dts/ti/Makefile
+++ b/arch/arm64/boot/dts/ti/Makefile
@@ -90,7 +90,9 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-sk-rpi-hdr-pwm.dtbo
 dtb-$(CONFIG_ARCH_K3) += k3-am625-sk-rpi-hdr-spi.dtbo
 dtb-$(CONFIG_ARCH_K3) += k3-am62x-lp-sk-nand.dtbo
 
+dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-dahlia.dtb
 dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-nonwifi-dev.dtb
+dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dahlia.dtb
 dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dev.dtb
 
 dtb-$(CONFIG_ARCH_K3) += k3-j721e-fpdlink-cpb-fusion.dtbo
diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi b/arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi
new file mode 100644
index 000000000000..46e4577d77ea
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-dahlia.dtsi
@@ -0,0 +1,209 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2023 Toradex
+ */
+
+/ {
+	reg_1v8_sw: regulator-1v8-sw {
+		compatible = "regulator-fixed";
+		regulator-max-microvolt = <1800000>;
+		regulator-min-microvolt = <1800000>;
+		regulator-name = "On-carrier +V1.8_SW";
+	};
+
+	sound_card: sound-card {
+		compatible = "simple-audio-card";
+		simple-audio-card,bitclock-master = <&dailink_master>;
+		simple-audio-card,format = "i2s";
+		simple-audio-card,frame-master = <&dailink_master>;
+		simple-audio-card,name = "verdin-wm8904";
+
+		simple-audio-card,routing =
+			"Headphone Jack", "HPOUTL",
+			"Headphone Jack", "HPOUTR",
+			"IN2L", "Line In Jack",
+			"IN2R", "Line In Jack",
+			"Headphone Jack", "MICBIAS",
+			"IN1L", "Headphone Jack";
+		simple-audio-card,widgets =
+			"Microphone", "Headphone Jack",
+			"Headphone", "Headphone Jack",
+			"Line", "Line In Jack";
+
+		dailink_master: simple-audio-card,codec {
+			clocks = <&k3_clks 157 10>;
+			sound-dai = <&wm8904_1a>;
+		};
+
+		simple-audio-card,cpu {
+			sound-dai = <&mcasp0>;
+		};
+	};
+};
+
+/* Verdin ETHs */
+&cpsw3g {
+	status = "okay";
+};
+
+/* MDIO, shared by Verdin ETH_1 (On-module PHY) and Verdin ETH_2_RGMII */
+&cpsw3g_mdio {
+	status = "okay";
+};
+
+/* Verdin ETH_1 (On-module PHY) */
+&cpsw_port1 {
+	status = "okay";
+};
+
+/* Verdin PWM_1, PWM_2 */
+&epwm0 {
+	status = "okay";
+};
+
+/* Verdin PWM_3_DSI */
+&epwm1 {
+	status = "okay";
+};
+
+&main_gpio0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_ctrl_sleep_moci &pinctrl_gpio_5 &pinctrl_gpio_6 &pinctrl_gpio_7 &pinctrl_gpio_8>;
+};
+
+/* Verdin I2C_1 */
+&main_i2c1 {
+	status = "okay";
+
+	/* Audio Codec */
+	wm8904_1a: audio-codec@1a {
+		compatible = "wlf,wm8904";
+		reg = <0x1a>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_i2s1_mclk>;
+		/* POSTDIV4_16FF_MAIN_2_HSDIVOUT8_CLK -> AUDIO_EXT_REFCLK1 */
+		assigned-clocks = <&k3_clks 157 10>;
+		assigned-clock-parents = <&k3_clks 157 18>;
+		assigned-clock-rates = <25000000>; /* for 48KHz +/- 1.7% */
+		clocks = <&k3_clks 157 10>;
+		clock-names = "mclk";
+		AVDD-supply = <&reg_1v8_sw>;
+		CPVDD-supply = <&reg_1v8_sw>;
+		DBVDD-supply = <&reg_1v8_sw>;
+		DCVDD-supply = <&reg_1v8_sw>;
+		MICVDD-supply = <&reg_1v8_sw>;
+		#sound-dai-cells = <0>;
+	};
+
+	/* Current measurement into module VCC */
+	hwmon@40 {
+		compatible = "ti,ina219";
+		reg = <0x40>;
+		shunt-resistor = <10000>;
+	};
+
+	/* Temperature sensor */
+	sensor@4f {
+		compatible = "ti,tmp75c";
+		reg = <0x4f>;
+	};
+
+	/* EEPROM */
+	eeprom@57 {
+		compatible = "st,24c02";
+		reg = <0x57>;
+		pagesize = <16>;
+	};
+};
+
+/* Verdin I2C_2_DSI */
+&main_i2c2 {
+	status = "okay";
+};
+
+/* Verdin I2C_4_CSI */
+&main_i2c3 {
+	status = "okay";
+};
+
+/* Verdin CAN_1 */
+&main_mcan0 {
+	status = "okay";
+};
+
+/* Verdin SPI_1 */
+&main_spi1 {
+	status = "okay";
+};
+
+/* Verdin UART_3 */
+&main_uart0 {
+	status = "okay";
+};
+
+/* Verdin UART_1 */
+&main_uart1 {
+	status = "okay";
+};
+
+/* Verdin I2S_1 */
+&mcasp0 {
+	status = "okay";
+};
+
+&mcu_gpio0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_gpio_1 &pinctrl_gpio_2 &pinctrl_gpio_3 &pinctrl_gpio_4>;
+};
+
+/* Verdin I2C_3_HDMI */
+&mcu_i2c0 {
+	status = "okay";
+};
+
+/* Verdin UART_4 */
+&mcu_uart0 {
+	status = "okay";
+};
+
+/* Verdin QSPI_1 */
+&ospi0 {
+	status = "okay";
+};
+
+/* Verdin SD_1 */
+&sdhci1 {
+	/* limit to 100MHz to prevent signal integrity issues */
+	max-frequency = <100000000>;
+	ti,driver-strength-ohm = <33>;
+	status = "okay";
+};
+
+/* Verdin USB_1 */
+&usbss0 {
+	status = "okay";
+};
+
+&usb0 {
+	status = "okay";
+};
+
+/* Verdin USB_2 */
+&usbss1 {
+	status = "okay";
+};
+
+&usb1 {
+	status = "okay";
+};
+
+/* Verdin CTRL_WAKE1_MICO# */
+&verdin_gpio_keys {
+	status = "okay";
+};
+
+/* Verdin UART_2 */
+/* TODO: enable it, currently reserved by DM firmware */
+&wkup_uart0 {
+	status = "disabled";
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-nonwifi-dahlia.dts b/arch/arm64/boot/dts/ti/k3-am625-verdin-nonwifi-dahlia.dts
new file mode 100644
index 000000000000..412007235478
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-nonwifi-dahlia.dts
@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2023 Toradex
+ */
+
+/dts-v1/;
+
+#include "k3-am625-verdin.dtsi"
+#include "k3-am625-verdin-nonwifi.dtsi"
+#include "k3-am625-verdin-dahlia.dtsi"
+
+/ {
+	model = "Toradex Verdin AM62 on Dahlia Board";
+	compatible = "toradex,verdin-am62-nonwifi-dahlia",
+		     "toradex,verdin-am62-nonwifi",
+		     "toradex,verdin-am62",
+		     "ti,am625";
+};
+
diff --git a/arch/arm64/boot/dts/ti/k3-am625-verdin-wifi-dahlia.dts b/arch/arm64/boot/dts/ti/k3-am625-verdin-wifi-dahlia.dts
new file mode 100644
index 000000000000..cc460b3e7fdd
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am625-verdin-wifi-dahlia.dts
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2023 Toradex
+ */
+
+/dts-v1/;
+
+#include "k3-am625-verdin.dtsi"
+#include "k3-am625-verdin-wifi.dtsi"
+#include "k3-am625-verdin-dahlia.dtsi"
+
+/ {
+	model = "Toradex Verdin AM62 WB on Dahlia Board";
+	compatible = "toradex,verdin-am62-wifi-dahlia",
+		     "toradex,verdin-am62-wifi",
+		     "toradex,verdin-am62",
+		     "ti,am625";
+};