// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
* Copyright (c) 2023, Linaro Ltd
*/
/dts-v1/;
#include "qcm2290.dtsi"
#include "pm2250.dtsi"
/ {
model = "Qualcomm Technologies, Inc. Robotics RB1";
compatible = "qcom,qrb2210-rb1", "qcom,qrb2210", "qcom,qcm2290";
aliases {
serial0 = &uart0;
sdhc1 = &sdhc_1;
sdhc2 = &sdhc_2;
};
chosen {
stdout-path = "serial0:115200n8";
};
gpio-keys {
compatible = "gpio-keys";
label = "gpio-keys";
pinctrl-0 = <&key_volp_n>;
pinctrl-names = "default";
key-volume-up {
label = "Volume Up";
linux,code = <KEY_VOLUMEUP>;
gpios = <&tlmm 96 GPIO_ACTIVE_LOW>;
debounce-interval = <15>;
linux,can-disable;
wakeup-source;
};
};
vreg_hdmi_out_1p2: regulator-hdmi-out-1p2 {
compatible = "regulator-fixed";
regulator-name = "VREG_HDMI_OUT_1P2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
vin-supply = <&vdc_1v2>;
regulator-always-on;
regulator-boot-on;
};
lt9611_3v3: regulator-lt9611-3v3 {
compatible = "regulator-fixed";
regulator-name = "LT9611_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vdc_3v3>;
regulator-always-on;
regulator-boot-on;
};
/* Main barrel jack input */
vdc_12v: regulator-vdc-12v {
compatible = "regulator-fixed";
regulator-name = "DC_12V";
regulator-min-microvolt = <12000000>;
regulator-max-microvolt = <12000000>;
regulator-always-on;
regulator-boot-on;
};
/* 1.2V supply stepped down from the barrel jack input */
vdc_1v2: regulator-vdc-1v2 {
compatible = "regulator-fixed";
regulator-name = "VDC_1V2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
vin-supply = <&vdc_12v>;
regulator-always-on;
regulator-boot-on;
};
/* 3.3V supply stepped down from the barrel jack input */
vdc_3v3: regulator-vdc-3v3 {
compatible = "regulator-fixed";
regulator-name = "VDC_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vdc_12v>;
regulator-always-on;
regulator-boot-on;
};
/* 5V supply stepped down from the barrel jack input */
vdc_5v: regulator-vdc-5v {
compatible = "regulator-fixed";
regulator-name = "VDC_5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
regulator-boot-on;
};
/* "Battery" voltage for the SoM, stepped down from the barrel jack input */
vdc_vbat_som: regulator-vdc-vbat {
compatible = "regulator-fixed";
regulator-name = "VBAT_SOM";
regulator-min-microvolt = <4200000>;
regulator-max-microvolt = <4200000>;
regulator-always-on;
regulator-boot-on;
};
/* PM2250 charger out, supplied by VBAT */
vph_pwr: regulator-vph-pwr {
compatible = "regulator-fixed";
regulator-name = "vph_pwr";
regulator-min-microvolt = <3700000>;
regulator-max-microvolt = <3700000>;
vin-supply = <&vdc_vbat_som>;
regulator-always-on;
regulator-boot-on;
};
};
&pm2250_resin {
linux,code = <KEY_VOLUMEDOWN>;
status = "okay";
};
&qupv3_id_0 {
status = "okay";
};
&rpm_requests {
regulators {
compatible = "qcom,rpm-pm2250-regulators";
vdd_s3-supply = <&vph_pwr>;
vdd_s4-supply = <&vph_pwr>;
vdd_l1_l2_l3_l5_l6_l7_l8_l9_l10_l11_l12-supply = <&pm2250_s3>;
vdd_l4_l17_l18_l19_l20_l21_l22-supply = <&vph_pwr>;
vdd_l13_l14_l15_l16-supply = <&pm2250_s4>;
/*
* S1 - VDD_APC
* S2 - VDD_CX
*/
pm2250_s3: s3 {
/* 0.4V-1.6625V -> 1.3V (Power tree requirements) */
regulator-min-microvolts = <1350000>;
regulator-max-microvolts = <1350000>;
regulator-boot-on;
};
pm2250_s4: s4 {
/* 1.2V-2.35V -> 2.05V (Power tree requirements) */
regulator-min-microvolts = <2072000>;
regulator-max-microvolts = <2072000>;
regulator-boot-on;
};
/* L1 - VDD_MX */
pm2250_l2: l2 {
/* LPDDR4X VDD2 */
regulator-min-microvolts = <1136000>;
regulator-max-microvolts = <1136000>;
regulator-always-on;
regulator-boot-on;
};
pm2250_l3: l3 {
/* LPDDR4X VDDQ */
regulator-min-microvolts = <616000>;
regulator-max-microvolts = <616000>;
regulator-always-on;
regulator-boot-on;
};
pm2250_l4: l4 {
/* max = 3.05V -> max = just below 3V (SDHCI2) */
regulator-min-microvolts = <1648000>;
regulator-max-microvolts = <2992000>;
regulator-allow-set-load;
};
pm2250_l5: l5 {
/* CSI/DSI */
regulator-min-microvolts = <1232000>;
regulator-max-microvolts = <1232000>;
regulator-allow-set-load;
regulator-boot-on;
};
pm2250_l6: l6 {
/* DRAM PLL */
regulator-min-microvolts = <928000>;
regulator-max-microvolts = <928000>;
regulator-always-on;
regulator-boot-on;
};
pm2250_l7: l7 {
/* Wi-Fi CX/MX */
regulator-min-microvolts = <664000>;
regulator-max-microvolts = <664000>;
};
/*
* L8 - VDD_LPI_CX
* L9 - VDD_LPI_MX
*/
pm2250_l10: l10 {
/* Wi-Fi RFA */
regulator-min-microvolts = <1300000>;
regulator-max-microvolts = <1300000>;
};
pm2250_l11: l11 {
/* GPS RF1 */
regulator-min-microvolts = <1000000>;
regulator-max-microvolts = <1000000>;
regulator-boot-on;
};
pm2250_l12: l12 {
/* USB PHYs */
regulator-min-microvolts = <928000>;
regulator-max-microvolts = <928000>;
regulator-allow-set-load;
regulator-boot-on;
};
pm2250_l13: l13 {
/* USB/QFPROM/PLLs */
regulator-min-microvolts = <1800000>;
regulator-max-microvolts = <1800000>;
regulator-allow-set-load;
regulator-boot-on;
};
pm2250_l14: l14 {
/* SDHCI1 VQMMC */
regulator-min-microvolts = <1800000>;
regulator-max-microvolts = <1800000>;
regulator-allow-set-load;
/* Broken hardware, never turn it off! */
regulator-always-on;
};
pm2250_l15: l15 {
/* WCD/DSI/BT VDDIO */
regulator-min-microvolts = <1800000>;
regulator-max-microvolts = <1800000>;
regulator-allow-set-load;
regulator-always-on;
regulator-boot-on;
};
pm2250_l16: l16 {
/* GPS RF2 */
regulator-min-microvolts = <1800000>;
regulator-max-microvolts = <1800000>;
regulator-boot-on;
};
pm2250_l17: l17 {
regulator-min-microvolts = <3000000>;
regulator-max-microvolts = <3000000>;
};
pm2250_l18: l18 {
/* VDD_PXn */
regulator-min-microvolts = <1800000>;
regulator-max-microvolts = <1800000>;
};
pm2250_l19: l19 {
/* VDD_PXn */
regulator-min-microvolts = <1800000>;
regulator-max-microvolts = <1800000>;
};
pm2250_l20: l20 {
/* SDHCI1 VMMC */
regulator-min-microvolts = <2856000>;
regulator-max-microvolts = <2856000>;
regulator-allow-set-load;
};
pm2250_l21: l21 {
/* SDHCI2 VMMC */
regulator-min-microvolts = <2960000>;
regulator-max-microvolts = <3300000>;
regulator-allow-set-load;
regulator-boot-on;
};
pm2250_l22: l22 {
/* Wi-Fi */
regulator-min-microvolts = <3312000>;
regulator-max-microvolts = <3312000>;
};
};
};
&sdhc_1 {
vmmc-supply = <&pm2250_l20>;
vqmmc-supply = <&pm2250_l14>;
pinctrl-0 = <&sdc1_state_on>;
pinctrl-1 = <&sdc1_state_off>;
pinctrl-names = "default", "sleep";
non-removable;
supports-cqe;
no-sdio;
no-sd;
status = "okay";
};
&sdhc_2 {
vmmc-supply = <&pm2250_l21>;
vqmmc-supply = <&pm2250_l4>;
cd-gpios = <&tlmm 88 GPIO_ACTIVE_LOW>;
pinctrl-0 = <&sdc2_state_on &sd_det_in_on>;
pinctrl-1 = <&sdc2_state_off &sd_det_in_off>;
pinctrl-names = "default", "sleep";
no-sdio;
no-mmc;
status = "okay";
};
&tlmm {
sd_det_in_on: sd-det-in-on-state {
pins = "gpio88";
function = "gpio";
drive-strength = <2>;
bias-pull-up;
};
sd_det_in_off: sd-det-in-off-state {
pins = "gpio88";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
key_volp_n: key-volp-n-state {
pins = "gpio96";
function = "gpio";
bias-pull-up;
output-disable;
};
};
/* UART connected to the Micro-USB port via a FTDI chip */
&uart0 {
compatible = "qcom,geni-debug-uart";
status = "okay";
};
&usb {
status = "okay";
};
&usb_hsphy {
vdd-supply = <&pm2250_l12>;
vdda-pll-supply = <&pm2250_l13>;
vdda-phy-dpdm-supply = <&pm2250_l21>;
status = "okay";
};
&xo_board {
clock-frequency = <38400000>;
};