// SPDX-License-Identifier: GPL-2.0-or-later OR MIT /* * Copyright (c) 2025 FriendlyElec Computer Tech. Co., Ltd. * (http://www.friendlyelec.com) * * Copyright (c) 2025 Tianling Shen */ /dts-v1/; #include #include #include #include #include #include "rk3576.dtsi" / { model = "FriendlyElec NanoPi R76S"; compatible = "friendlyarm,nanopi-r76s", "rockchip,rk3576"; aliases { mmc0 = &sdhci; mmc1 = &sdmmc; mmc2 = &sdio; }; chosen { stdout-path = "serial0:1500000n8"; }; gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; pinctrl-0 = <&user_but_pin>; button-reset { label = "reset"; gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_LOW>; debounce-interval = <50>; linux,code = ; wakeup-source; }; }; gpio-leds { compatible = "gpio-leds"; pinctrl-names = "default"; pinctrl-0 = <&led1_h>, <&led_sys_h>, <&led2_h>; led-0 { color = ; function = LED_FUNCTION_LAN; gpios = <&gpio2 RK_PB0 GPIO_ACTIVE_HIGH>; }; led-1 { color = ; function = LED_FUNCTION_POWER; gpios = <&gpio2 RK_PB3 GPIO_ACTIVE_HIGH>; linux,default-trigger = "heartbeat"; }; led-2 { color = ; function = LED_FUNCTION_WAN; gpios = <&gpio4 RK_PC5 GPIO_ACTIVE_HIGH>; }; }; hdmi-con { compatible = "hdmi-connector"; hdmi-pwr-supply = <&vcc5v_hdmi_tx>; type = "a"; port { hdmi_con_in: endpoint { remote-endpoint = <&hdmi_out_con>; }; }; }; sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; clocks = <&hym8563>; clock-names = "ext_clock"; pinctrl-names = "default"; pinctrl-0 = <&wifi_reg_on_h>; post-power-on-delay-ms = <200>; reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>; }; vcc3v3_rtc_s5: regulator-vcc3v3-rtc-s5 { compatible = "regulator-fixed"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcc3v3_rtc_s5"; vin-supply = <&vcc5v0_sys_s5>; }; vcc5v_dcin: regulator-vcc5v-dcin { compatible = "regulator-fixed"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-name = "vcc5v_dcin"; }; vcc5v_hdmi_tx: regulator-vcc5v-hdmi-tx { compatible = "regulator-fixed"; enable-active-high; gpios = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&hdmi_tx_on_h>; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-name = "vcc5v_hdmi_tx"; vin-supply = <&vcc5v0_sys_s5>; }; vcc5v0_device_s0: regulator-vcc5v0-device-s0 { compatible = "regulator-fixed"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-name = "vcc5v0_device_s0"; vin-supply = <&vcc5v_dcin>; }; vcc5v0_sys_s5: regulator-vcc5v0-sys-s5 { compatible = "regulator-fixed"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-name = "vcc5v0_sys_s5"; vin-supply = <&vcc5v_dcin>; }; vcc5v0_usb_otg0: regulator-vcc5v0-usb-otg0 { compatible = "regulator-fixed"; enable-active-high; gpios = <&gpio0 RK_PD1 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&usb_otg0_pwren_h>; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-name = "vcc5v0_usb_otg0"; vin-supply = <&vcc5v0_sys_s5>; }; vcc_1v1_nldo_s3: regulator-vcc-1v1-nldo-s3 { compatible = "regulator-fixed"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1100000>; regulator-name = "vcc_1v1_nldo_s3"; vin-supply = <&vcc5v0_sys_s5>; }; vcc_1v8_s0: regulator-vcc-1v8-s0 { compatible = "regulator-fixed"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-name = "vcc_1v8_s0"; vin-supply = <&vcc_1v8_s3>; }; vcc_2v0_pldo_s3: regulator-vcc-2v0-pldo-s3 { compatible = "regulator-fixed"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <2000000>; regulator-max-microvolt = <2000000>; regulator-name = "vcc_2v0_pldo_s3"; vin-supply = <&vcc5v0_sys_s5>; }; vcc_3v3_s0: regulator-vcc-3v3-s0 { compatible = "regulator-fixed"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcc_3v3_s0"; vin-supply = <&vcc_3v3_s3>; }; }; &combphy0_ps { status = "okay"; }; &combphy1_psu { status = "okay"; }; &cpu_b0 { cpu-supply = <&vdd_cpu_big_s0>; }; &cpu_b1 { cpu-supply = <&vdd_cpu_big_s0>; }; &cpu_b2 { cpu-supply = <&vdd_cpu_big_s0>; }; &cpu_b3 { cpu-supply = <&vdd_cpu_big_s0>; }; &cpu_l0 { cpu-supply = <&vdd_cpu_lit_s0>; }; &cpu_l1 { cpu-supply = <&vdd_cpu_lit_s0>; }; &cpu_l2 { cpu-supply = <&vdd_cpu_lit_s0>; }; &cpu_l3 { cpu-supply = <&vdd_cpu_lit_s0>; }; &gpu { mali-supply = <&vdd_gpu_s0>; status = "okay"; }; &hdmi { status = "okay"; }; &hdmi_in { hdmi_in_vp0: endpoint { remote-endpoint = <&vp0_out_hdmi>; }; }; &hdmi_out { hdmi_out_con: endpoint { remote-endpoint = <&hdmi_con_in>; }; }; &hdmi_sound { status = "okay"; }; &hdptxphy { status = "okay"; }; &i2c1 { status = "okay"; pmic@23 { compatible = "rockchip,rk806"; reg = <0x23>; #gpio-cells = <2>; gpio-controller; interrupt-parent = <&gpio0>; interrupts = <6 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>, <&rk806_dvs2_null>, <&rk806_dvs3_null>; system-power-controller; vcc1-supply = <&vcc5v0_sys_s5>; vcc2-supply = <&vcc5v0_sys_s5>; vcc3-supply = <&vcc5v0_sys_s5>; vcc4-supply = <&vcc5v0_sys_s5>; vcc5-supply = <&vcc5v0_sys_s5>; vcc6-supply = <&vcc5v0_sys_s5>; vcc7-supply = <&vcc5v0_sys_s5>; vcc8-supply = <&vcc5v0_sys_s5>; vcc9-supply = <&vcc5v0_sys_s5>; vcc10-supply = <&vcc5v0_sys_s5>; vcc11-supply = <&vcc_2v0_pldo_s3>; vcc12-supply = <&vcc5v0_sys_s5>; vcc13-supply = <&vcc_1v1_nldo_s3>; vcc14-supply = <&vcc_1v1_nldo_s3>; vcca-supply = <&vcc5v0_sys_s5>; rk806_dvs1_null: dvs1-null-pins { pins = "gpio_pwrctrl1"; function = "pin_fun0"; }; rk806_dvs1_pwrdn: dvs1-pwrdn-pins { pins = "gpio_pwrctrl1"; function = "pin_fun2"; }; rk806_dvs1_rst: dvs1-rst-pins { pins = "gpio_pwrctrl1"; function = "pin_fun3"; }; rk806_dvs1_slp: dvs1-slp-pins { pins = "gpio_pwrctrl1"; function = "pin_fun1"; }; rk806_dvs2_dvs: dvs2-dvs-pins { pins = "gpio_pwrctrl2"; function = "pin_fun4"; }; rk806_dvs2_gpio: dvs2-gpio-pins { pins = "gpio_pwrctrl2"; function = "pin_fun5"; }; rk806_dvs2_null: dvs2-null-pins { pins = "gpio_pwrctrl2"; function = "pin_fun0"; }; rk806_dvs2_pwrdn: dvs2-pwrdn-pins { pins = "gpio_pwrctrl2"; function = "pin_fun2"; }; rk806_dvs2_rst: dvs2-rst-pins { pins = "gpio_pwrctrl2"; function = "pin_fun3"; }; rk806_dvs2_slp: dvs2-slp-pins { pins = "gpio_pwrctrl2"; function = "pin_fun1"; }; rk806_dvs3_dvs: dvs3-dvs-pins { pins = "gpio_pwrctrl3"; function = "pin_fun4"; }; rk806_dvs3_gpio: dvs3-gpio-pins { pins = "gpio_pwrctrl3"; function = "pin_fun5"; }; rk806_dvs3_null: dvs3-null-pins { pins = "gpio_pwrctrl3"; function = "pin_fun0"; }; rk806_dvs3_pwrdn: dvs3-pwrdn-pins { pins = "gpio_pwrctrl3"; function = "pin_fun2"; }; rk806_dvs3_rst: dvs3-rst-pins { pins = "gpio_pwrctrl3"; function = "pin_fun3"; }; rk806_dvs3_slp: dvs3-slp-pins { pins = "gpio_pwrctrl3"; function = "pin_fun1"; }; regulators { vdd_cpu_big_s0: dcdc-reg1 { regulator-always-on; regulator-boot-on; regulator-enable-ramp-delay = <400>; regulator-min-microvolt = <550000>; regulator-max-microvolt = <950000>; regulator-name = "vdd_cpu_big_s0"; regulator-ramp-delay = <12500>; regulator-state-mem { regulator-off-in-suspend; }; }; vdd_npu_s0: dcdc-reg2 { regulator-boot-on; regulator-enable-ramp-delay = <400>; regulator-min-microvolt = <550000>; regulator-max-microvolt = <950000>; regulator-name = "vdd_npu_s0"; regulator-ramp-delay = <12500>; regulator-state-mem { regulator-off-in-suspend; }; }; vdd_cpu_lit_s0: dcdc-reg3 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <550000>; regulator-max-microvolt = <950000>; regulator-name = "vdd_cpu_lit_s0"; regulator-ramp-delay = <12500>; regulator-state-mem { regulator-off-in-suspend; regulator-suspend-microvolt = <750000>; }; }; vcc_3v3_s3: dcdc-reg4 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcc_3v3_s3"; regulator-state-mem { regulator-on-in-suspend; regulator-suspend-microvolt = <3300000>; }; }; vdd_gpu_s0: dcdc-reg5 { regulator-boot-on; regulator-enable-ramp-delay = <400>; regulator-min-microvolt = <550000>; regulator-max-microvolt = <900000>; regulator-name = "vdd_gpu_s0"; regulator-ramp-delay = <12500>; regulator-state-mem { regulator-off-in-suspend; regulator-suspend-microvolt = <850000>; }; }; vddq_ddr_s0: dcdc-reg6 { regulator-always-on; regulator-boot-on; regulator-name = "vddq_ddr_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vdd_logic_s0: dcdc-reg7 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <550000>; regulator-max-microvolt = <800000>; regulator-name = "vdd_logic_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vcc_1v8_s3: dcdc-reg8 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-name = "vcc_1v8_s3"; regulator-state-mem { regulator-on-in-suspend; regulator-suspend-microvolt = <1800000>; }; }; vdd2_ddr_s3: dcdc-reg9 { regulator-always-on; regulator-boot-on; regulator-name = "vdd2_ddr_s3"; regulator-state-mem { regulator-on-in-suspend; }; }; vdd_ddr_s0: dcdc-reg10 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <550000>; regulator-max-microvolt = <1200000>; regulator-name = "vdd_ddr_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vcca_1v8_s0: pldo-reg1 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-name = "vcca_1v8_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vcca1v8_pldo2_s0: pldo-reg2 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-name = "vcca1v8_pldo2_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vdda_1v2_s0: pldo-reg3 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-name = "vdda_1v2_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vcca_3v3_s0: pldo-reg4 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcca_3v3_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vccio_sd_s0: pldo-reg5 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-name = "vccio_sd_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vcca1v8_pldo6_s3: pldo-reg6 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-name = "vcca1v8_pldo6_s3"; regulator-state-mem { regulator-on-in-suspend; regulator-suspend-microvolt = <1800000>; }; }; vdd_0v75_s3: nldo-reg1 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <750000>; regulator-max-microvolt = <750000>; regulator-name = "vdd_0v75_s3"; regulator-state-mem { regulator-on-in-suspend; regulator-suspend-microvolt = <750000>; }; }; vdda_ddr_pll_s0: nldo-reg2 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <850000>; regulator-max-microvolt = <850000>; regulator-name = "vdda_ddr_pll_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vdda0v75_hdmi_s0: nldo-reg3 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <837500>; regulator-max-microvolt = <837500>; regulator-name = "vdda0v75_hdmi_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vdda_0v85_s0: nldo-reg4 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <850000>; regulator-max-microvolt = <850000>; regulator-name = "vdda_0v85_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; vdda_0v75_s0: nldo-reg5 { regulator-always-on; regulator-boot-on; regulator-min-microvolt = <750000>; regulator-max-microvolt = <750000>; regulator-name = "vdda_0v75_s0"; regulator-state-mem { regulator-off-in-suspend; }; }; }; }; }; &i2c2 { status = "okay"; hym8563: rtc@51 { compatible = "haoyu,hym8563"; reg = <0x51>; #clock-cells = <0>; clock-output-names = "hym8563"; interrupt-parent = <&gpio0>; interrupts = ; pinctrl-names = "default"; pinctrl-0 = <&rtc_int_l>; wakeup-source; }; }; &pcie0 { pinctrl-names = "default"; pinctrl-0 = <&pcie0_perstn>; reset-gpios = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>; vpcie3v3-supply = <&vcc_3v3_s3>; status = "okay"; }; &pcie1 { pinctrl-names = "default"; pinctrl-0 = <&pcie1_perstn>; reset-gpios = <&gpio0 RK_PC7 GPIO_ACTIVE_HIGH>; vpcie3v3-supply = <&vcc_3v3_s3>; status = "okay"; }; &pinctrl { bt { bt_reg_on_h: bt-reg-on-h { rockchip,pins = <3 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>; }; bt_wake_host_h: bt-wake-host-h { rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_down>; }; host_wake_bt_h: host-wake-bt-h { rockchip,pins = <3 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>; }; }; gpio-keys { user_but_pin: user-but-pin { rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>; }; }; gpio-leds { led_sys_h: led-sys-h { rockchip,pins = <2 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>; }; led1_h: led1-h { rockchip,pins = <2 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>; }; led2_h: led2-h { rockchip,pins = <4 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>; }; }; hdmi { hdmi_tx_on_h: hdmi-tx-on-h { rockchip,pins = <4 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>; }; }; hym8563 { rtc_int_l: rtc-int-l { rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>; }; }; pcie { pcie0_perstn: pcie0-perstn { rockchip,pins = <2 RK_PB4 RK_FUNC_GPIO &pcfg_pull_up>; }; pcie1_perstn: pcie1-perstn { rockchip,pins = <0 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>; }; }; usb { usb_otg0_pwren_h: usb-otg0-pwren-h { rockchip,pins = <0 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>; }; }; wifi { wifi_wake_host_h: wifi-wake-host-h { rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_down>; }; wifi_reg_on_h: wifi-reg-on-h { rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>; }; }; }; &sai6 { status = "okay"; }; &sdmmc { bus-width = <4>; cap-mmc-highspeed; cap-sd-highspeed; disable-wp; no-mmc; no-sdio; sd-uhs-sdr104; vmmc-supply = <&vcc_3v3_s3>; vqmmc-supply = <&vccio_sd_s0>; status = "okay"; }; &sdio { #address-cells = <1>; #size-cells = <0>; bus-width = <4>; cap-sd-highspeed; cap-sdio-irq; disable-wp; keep-power-in-suspend; mmc-pwrseq = <&sdio_pwrseq>; no-mmc; no-sd; non-removable; sd-uhs-sdr104; vmmc-supply = <&vcc_3v3_s3>; vqmmc-supply = <&vcc_1v8_s3>; wakeup-source; status = "okay"; rtl8822cs: wifi@1 { reg = <1>; interrupt-parent = <&gpio0>; interrupts = ; interrupt-names = "host-wake"; pinctrl-names = "default"; pinctrl-0 = <&wifi_wake_host_h>; }; }; &sdhci { bus-width = <8>; cap-mmc-highspeed; full-pwr-cycle-in-suspend; mmc-hs400-1_8v; mmc-hs400-enhanced-strobe; no-sdio; no-sd; non-removable; status = "okay"; }; &saradc { vref-supply = <&vcca_1v8_s0>; status = "okay"; }; &u2phy0 { status = "okay"; }; &u2phy0_otg { phy-supply = <&vcc5v0_usb_otg0>; status = "okay"; }; &uart0 { status = "okay"; }; &uart5 { pinctrl-names = "default"; pinctrl-0 = <&uart5m0_xfer &uart5m0_ctsn &uart5m0_rtsn>; uart-has-rtscts; status = "okay"; bluetooth { compatible = "realtek,rtl8822cs-bt"; enable-gpios = <&gpio3 RK_PC7 GPIO_ACTIVE_HIGH>; device-wake-gpios = <&gpio3 RK_PD0 GPIO_ACTIVE_HIGH>; host-wake-gpios = <&gpio0 RK_PB1 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&bt_wake_host_h &host_wake_bt_h &bt_reg_on_h>; }; }; &usbdp_phy { status = "okay"; }; &usb_drd0_dwc3 { dr_mode = "host"; extcon = <&u2phy0>; status = "okay"; }; &vop { status = "okay"; }; &vop_mmu { status = "okay"; }; &vp0 { vp0_out_hdmi: endpoint@ROCKCHIP_VOP2_EP_HDMI0 { reg = ; remote-endpoint = <&hdmi_in_vp0>; }; };