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// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
/*
* Copyright (C) 2023 DH electronics GmbH
*/
#include <dt-bindings/clock/imx6ul-clock.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/regulator/dlg,da9063-regulator.h>
#include "imx6ull.dtsi"
/ {
aliases {
/delete-property/ mmc0;
/delete-property/ mmc1;
};
memory@80000000 {
/* Appropriate memory size will be filled by U-Boot */
reg = <0x80000000 0>;
device_type = "memory";
};
};
&cpu0 {
/*
* Due to the design as a solderable SOM, there are no capacitors
* below the SoC, therefore higher voltages are required.
*/
operating-points = <
/* kHz uV */
900000 1275000
792000 1250000 /* Voltage increased */
528000 1175000
396000 1025000
198000 950000
>;
fsl,soc-operating-points = <
/* KHz uV */
900000 1250000
792000 1250000 /* Voltage increased */
528000 1175000
396000 1175000
198000 1175000
>;
};
&gpio1 {
pinctrl-0 = <&pinctrl_spi1_switch>;
pinctrl-names = "default";
/*
* Pin SPI_BOOT_FLASH_EN (GPIO 1.9) is a switch for either using the
* DHCOM SPI1 interface or accessing the SPI bootflash. Both using
* ecspi1, but muxed to different pins. The DHCOM SPI1 interface uses
* the pins PAD_LCD_DATA21..23 and the SPI bootflash uses the pins
* PAD_CSI_DATA04..07. If the SPI bootflash is enabled the pins for
* DHCOM GPIOs N/O/P/Q/R/S/T/U aren't usable anymore, because they
* are used for the bus interface to the SPI bootflash. The GPIOs are
* disconnected by a buffer which is also controlled via the pin
* SPI_BOOT_FLASH_EN. Therefore the access to the bootflash is a
* special case and is disabled by setting GPIO 1.9 to high.
*/
spi1-switch-hog {
gpio-hog;
gpios = <9 0>;
output-high;
line-name = "spi1-switch";
};
};
&i2c1 {
clock-frequency = <100000>;
pinctrl-0 = <&pinctrl_i2c1>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
pinctrl-names = "default", "gpio";
scl-gpios = <&gpio1 28 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
sda-gpios = <&gpio1 29 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";
pmic@58 {
compatible = "dlg,da9061";
reg = <0x58>;
onkey {
compatible = "dlg,da9061-onkey", "dlg,da9062-onkey";
status = "disabled";
};
regulators {
vdd_soc_in_1v4: buck1 {
regulator-allowed-modes = <DA9063_BUCK_MODE_SLEEP>; /* PFM */
regulator-always-on;
regulator-boot-on;
regulator-initial-mode = <DA9063_BUCK_MODE_SLEEP>;
regulator-max-microvolt = <1400000>;
regulator-min-microvolt = <1400000>;
regulator-name = "vdd_soc_in_1v4";
};
vcc_3v3: buck2 {
regulator-allowed-modes = <DA9063_BUCK_MODE_SYNC>; /* PWM */
regulator-always-on;
regulator-boot-on;
regulator-initial-mode = <DA9063_BUCK_MODE_SYNC>;
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
regulator-name = "vcc_3v3";
};
/*
* The current DRR3 memory can be supplied with a
* voltage of either 1.35V or 1.5V. For reasons of
* backward compatibility to only 1.5V DDR3 memory,
* the voltage is set to 1.5V.
*/
vcc_ddr_1v35: buck3 {
regulator-allowed-modes = <DA9063_BUCK_MODE_SYNC>; /* PWM */
regulator-always-on;
regulator-boot-on;
regulator-initial-mode = <DA9063_BUCK_MODE_SYNC>;
regulator-max-microvolt = <1500000>;
regulator-min-microvolt = <1500000>;
regulator-name = "vcc_ddr_1v35";
};
vcc_2v5: ldo1 {
regulator-always-on;
regulator-boot-on;
regulator-max-microvolt = <2500000>;
regulator-min-microvolt = <2500000>;
regulator-name = "vcc_2v5";
};
vdd_snvs_in_3v3: ldo2 {
regulator-always-on;
regulator-boot-on;
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
regulator-name = "vdd_snvs_in_3v3";
};
vcc_1v8: ldo3 {
regulator-always-on;
regulator-boot-on;
regulator-max-microvolt = <1800000>;
regulator-min-microvolt = <1800000>;
regulator-name = "vcc_1v8";
};
vcc_1v2: ldo4 {
regulator-always-on;
regulator-boot-on;
regulator-max-microvolt = <1200000>;
regulator-min-microvolt = <1200000>;
regulator-name = "vcc_1v2";
};
};
thermal {
compatible = "dlg,da9061-thermal", "dlg,da9062-thermal";
status = "disabled";
};
watchdog {
compatible = "dlg,da9061-watchdog", "dlg,da9062-watchdog";
status = "disabled";
};
};
};
&ocotp {
/* Don't get write access by default */
read-only;
};
®_arm {
vin-supply = <&vdd_soc_in_1v4>;
};
®_soc {
vin-supply = <&vdd_soc_in_1v4>;
};
/* BT on LGA (BT_REG_ON is connected to LGA pin E1) */
&uart2 {
pinctrl-0 = <&pinctrl_uart2>;
pinctrl-names = "default";
uart-has-rtscts;
status = "okay";
/*
* Actually, the maximum speed of the chip is 4MBdps, but there are
* limitations that prevent this speed. It hasn't yet been figured out
* what the reason for this is. Currently, the maximum speed of 3MBdps
* can be used without any problems. If the limitation can be overcome,
* the speed can be increased accordingly.
*/
bluetooth: bluetooth {
compatible = "brcm,bcm43430a1-bt"; /* muRata 1DX */
max-speed = <3000000>;
vbat-supply = <&vcc_3v3>;
vddio-supply = <&vcc_3v3>;
};
};
/* WiFi on LGA (WL_REG_ON is connected to LGA pin E3) */
&usdhc1 {
#address-cells = <1>;
#size-cells = <0>;
bus-width = <4>;
no-1-8-v;
non-removable;
keep-power-in-suspend;
pinctrl-0 = <&pinctrl_usdhc1_wifi>;
pinctrl-names = "default";
wakeup-source;
status = "okay";
brcmf: wifi@1 {
compatible = "brcm,bcm43430a1-fmac", "brcm,bcm4329-fmac"; /* muRata 1DX */
reg = <1>;
};
};
&iomuxc {
pinctrl_i2c1: i2c1-grp {
fsl,pins = <
MX6UL_PAD_UART4_TX_DATA__I2C1_SCL 0x4001b8b0
MX6UL_PAD_UART4_RX_DATA__I2C1_SDA 0x4001b8b0
>;
};
pinctrl_i2c1_gpio: i2c1-gpio-grp {
fsl,pins = <
MX6UL_PAD_UART4_TX_DATA__GPIO1_IO28 0x4001b8b0
MX6UL_PAD_UART4_RX_DATA__GPIO1_IO29 0x4001b8b0
>;
};
pinctrl_spi1_switch: spi1-switch-grp {
fsl,pins = <
MX6UL_PAD_GPIO1_IO09__GPIO1_IO09 0x120b0 /* SPI_BOOT_FLASH_EN */
>;
};
pinctrl_uart2: uart2-grp {
fsl,pins = <
MX6UL_PAD_UART2_TX_DATA__UART2_DCE_TX 0x1b0b1
MX6UL_PAD_UART2_RX_DATA__UART2_DCE_RX 0x1b0b1
MX6UL_PAD_UART3_RX_DATA__UART2_DCE_RTS 0x1b0b1
MX6UL_PAD_UART3_TX_DATA__UART2_DCE_CTS 0x1b0b1
>;
};
pinctrl_usdhc1_wifi: usdhc1-wifi-grp {
fsl,pins = <
MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x1b0b0
MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x10010
MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x1b0b0
MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x1b0b0
MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x1b0b0
MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x1b0b0
>;
};
};
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