// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/dts-v1/;
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include "rk3128.dtsi"
/ {
model = "Geniatech XPI-3128";
compatible = "geniatech,xpi-3128", "rockchip,rk3128";
aliases {
ethernet0 = &gmac;
mmc0 = &emmc;
mmc1 = &sdmmc;
};
memory@60000000 {
device_type = "memory";
reg = <0x60000000 0x40000000>;
};
chosen {
stdout-path = &uart1;
};
adc-keys {
compatible = "adc-keys";
io-channels = <&saradc 1>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <3300000>;
button-recovery {
label = "Recovery";
linux,code = <KEY_VENDOR>;
press-threshold-microvolt = <0>;
};
};
dc_5v: regulator-dc-5v {
compatible = "regulator-fixed";
regulator-name = "DC_5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
regulator-boot-on;
};
hdmi-connnector {
compatible = "hdmi-connector";
type = "a";
port {
hdmi_connector_in: endpoint {
remote-endpoint = <&hdmi_connector_out>;
};
};
};
/*
* This is a vbus-supply, which also supplies the GL852G usb hub,
* thus has to be always-on
*/
host_pwr_5v: regulator-host-pwr-5v {
compatible = "regulator-fixed";
gpio = <&gpio3 RK_PC4 GPIO_ACTIVE_HIGH>;
startup-delay-us = <1500>;
regulator-name = "HOST_PWR_5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&dc_5v>;
pinctrl-names = "default";
pinctrl-0 = <&host_drv>;
enable-active-high;
regulator-always-on;
};
ir-receiver {
compatible = "gpio-ir-receiver";
gpios = <&gpio3 RK_PD2 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&ir_int>;
};
leds {
compatible = "gpio-leds";
led-power {
gpios = <&gpio0 RK_PD2 GPIO_ACTIVE_HIGH>;
function = LED_FUNCTION_POWER;
color = <LED_COLOR_ID_BLUE>;
default-state = "on";
pinctrl-names = "default";
pinctrl-0 = <&power_led>;
};
led-spd {
gpios = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>;
function = LED_FUNCTION_LAN;
color = <LED_COLOR_ID_GREEN>;
/*
* currently not allowed to be set as per
*
https://www.kernel.org/doc/Documentation/devicetree/bindings/leds/common.yaml
* and needs to set in userspace:
*
* linux,default-trigger = "netdev";
*/
pinctrl-names = "default";
pinctrl-0 = <&spd_led>;
};
};
mcu3v3: regulator-mcu3v3 {
compatible = "regulator-fixed";
regulator-name = "MCU3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_io>;
regulator-always-on;
regulator-boot-on;
};
vcc_ddr: regulator-vcc-ddr {
compatible = "regulator-fixed";
regulator-name = "VCC_DDR";
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <1500000>;
vin-supply = <&vcc_sys>;
regulator-always-on;
regulator-boot-on;
};
vcc_io: regulator-vcc-io {
compatible = "regulator-fixed";
regulator-name = "VCC_IO";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_sys>;
regulator-always-on;
regulator-boot-on;
};
vcc_lan: regulator-vcc-lan {
compatible = "regulator-fixed";
regulator-name = "VCC_LAN";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_io>;
regulator-always-on;
regulator-boot-on;
};
vcc_sd: regulator-vcc-sd {
compatible = "regulator-fixed";
gpio = <&gpio1 RK_PB6 GPIO_ACTIVE_LOW>;
startup-delay-us = <500>;
regulator-name = "VCC_SD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_io>;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc_pwren>;
};
vcc_sys: regulator-vcc-sys {
compatible = "regulator-fixed";
regulator-name = "VCC_SYS";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&dc_5v>;
regulator-always-on;
regulator-boot-on;
};
vcc33_hdmi: regulator-vcc33-hdmi {
compatible = "regulator-fixed";
regulator-name = "VCC33_HDMI";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcca_33>;
regulator-always-on;
regulator-boot-on;
};
vcca_33: regulator-vcca-33 {
compatible = "regulator-fixed";
regulator-name = "VCCA_33";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_sys>;
regulator-always-on;
regulator-boot-on;
};
vdd_11: regulator-vdd-11 {
compatible = "regulator-fixed";
regulator-name = "VDD_11";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
vin-supply = <&vcc_sys>;
regulator-always-on;
regulator-boot-on;
};
vdd11_hdmi: regulator-vdd11-hdmi {
compatible = "regulator-fixed";
regulator-name = "VDD11_HDMI";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
vin-supply = <&vdd_11>;
regulator-always-on;
regulator-boot-on;
};
vdd_arm: regulator-vdd-arm {
compatible = "pwm-regulator";
regulator-name = "VDD_ARM";
pwms = <&pwm1 0 25000 1>;
pwm-supply = <&vcc_sys>;
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1400000>;
regulator-always-on;
regulator-boot-on;
};
/*
* As per schematics vdd_log is minimum 900 mV, maximum 1400 mV.
* Since there are HW blocks in PD_LOGIC (which are all driven by
* this supply), that either do not have a driver at all or the
* driver does not implement regulator support we have to make
* sure here that the voltage never drops below 1050 mV.
*/
vdd_log: regulator-vdd-log {
compatible = "pwm-regulator";
regulator-name = "VDD_LOG";
pwms = <&pwm2 0 25000 1>;
pwm-dutycycle-range = <30 100>;
pwm-supply = <&vcc_sys>;
regulator-min-microvolt = <1050000>;
regulator-max-microvolt = <1400000>;
regulator-ramp-delay = <4000>;
regulator-always-on;
regulator-boot-on;
};
};
&cpu0 {
cpu-supply = <&vdd_arm>;
};
&display_subsystem {
status = "okay";
};
&emmc {
bus-width = <8>;
vmmc-supply = <&vcc_io>;
pinctrl-names = "default";
pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
cap-mmc-highspeed;
mmc-ddr-3_3v;
no-sd;
no-sdio;
status = "okay";
};
&gmac {
clock_in_out = "output";
phy-supply = <&vcc_lan>;
phy-mode = "rmii";
phy-handle = <&phy0>;
assigned-clocks = <&cru SCLK_MAC_SRC>;
assigned-clock-rates = <50000000>;
pinctrl-names = "default";
pinctrl-0 = <&rmii_pins>;
status = "okay";
};
&gpio0 {
gpio-line-names = /* GPIO0 A0-A7 */
"", "", "HEADER_5", "HEADER_3",
"", "", "", "",
/* GPIO0 B0-B7 */
"HEADER_22", "HEADER_23", "", "HEADER_19",
"HEADER_26", "HEADER_21", "HEADER_24", "",
/* GPIO0 C0-C7 */
"", "HEADER_18", "", "",
"", "", "", "",
/* GPIO0 D0-D7 */
"HEADER_36", "", "", "",
"", "", "HEADER_13", "";
};
&gpio1 {
gpio-line-names = /* GPIO1 A0-A7 */
"HEADER_7", "HEADER_35", "HEADER_33", "HEADER_37",
"HEADER_40", "HEADER_38", "", "",
/* GPIO1 B0-B7 */
"HEADER_11", "", "", "HEADER_29",
"HEADER_31", "", "", "",
/* GPIO1 C0-C7 */
"", "", "", "",
"", "", "", "",
/* GPIO1 D0-D7 */
"", "", "", "",
"", "", "", "";
};
&gpio2 {
gpio-line-names = /* GPIO2 A0-A7 */
"", "", "", "",
"", "", "", "",
/* GPIO2 B0-B7 */
"", "", "", "",
"", "", "", "",
/* GPIO2 C0-C7 */
"", "", "", "",
"HEADER_27", "", "", "",
/* GPIO2 D0-D7 */
"", "", "HEADER_8", "HEADER_10",
"", "", "", "";
};
&gpio3 {
gpio-line-names = /* GPIO3 A0-A7 */
"", "", "", "",
"", "", "", "",
/* GPIO3 B0-B7 */
"", "", "", "",
"", "", "", "",
/* GPIO3 C0-C7 */
"", "HEADER_32", "", "",
"", "", "", "HEADER_12",
/* GPIO3 D0-D7 */
"", "", "", "HEADER_15",
"", "", "", "";
};
&gpu {
mali-supply = <&vdd_log>;
status = "okay";
};
&hdmi {
status = "okay";
};
&hdmi_out {
hdmi_connector_out: endpoint {
remote-endpoint = <&hdmi_connector_in>;
};
};
&mdio {
phy0: ethernet-phy@1 {
compatible = "ethernet-phy-ieee802.3-c22";
reg = <1>;
max-speed = <100>;
/* T2.2.4 min. 1 us */
reset-assert-us = <10>;
/* T2.2.1 + T2.2.2 + T2.2.3 min. 6.05 us */
reset-deassert-us = <20>;
reset-gpios = <&gpio2 RK_PD0 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&dp83848c_rst>;
};
};
&pinctrl {
dp83848c {
dp83848c_rst: dp83848c-rst {
rockchip,pins = <2 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
ir-receiver {
ir_int: ir-int {
rockchip,pins = <3 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
leds {
power_led: power-led {
rockchip,pins = <0 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;
};
spd_led: spd-led {
rockchip,pins = <3 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
usb2 {
host_drv: host-drv {
rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&pwm1 {
status = "okay";
};
&pwm2 {
status = "okay";
};
&saradc {
vref-supply = <&vcc_io>;
status = "okay";
};
&sdmmc {
bus-width = <4>;
vmmc-supply = <&vcc_sd>;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc_bus4 &sdmmc_clk &sdmmc_cmd &sdmmc_det>;
disable-wp;
cap-sd-highspeed;
no-mmc;
no-sdio;
status = "okay";
};
&uart1 {
status = "okay";
};
&usb_host_ehci {
status = "okay";
};
&usb_otg {
vusb_a-supply = <&vcc_io>;
vusb_d-supply = <&vdd_11>;
status = "okay";
};
&usb2phy {
status = "okay";
};
&usb2phy_host {
status = "okay";
};
&usb2phy_otg {
status = "okay";
};
&vop {
status = "okay";
};
