// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2022 Rockchip Electronics Co., Ltd. * Copyright (c) 2025 plan44.ch/luz * Copyright (c) 2026 Onion Corporation */ /dts-v1/; #include "rv1103b.dtsi" / { sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; pinctrl-names = "default"; pinctrl-0 = <&wifi_enable_h>; post-power-on-delay-ms = <300>; reset-gpios = <&gpio2 RK_PB2 GPIO_ACTIVE_LOW>; }; vcc3v3_sd: vcc3v3-sd { compatible = "regulator-fixed"; gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>; pinctrl-names = "default"; pinctrl-0 = <&sdmmc_pwren>; regulator-name = "vcc3v3_sd"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; vccio_sd: vccio-sd { compatible = "regulator-gpio"; gpios = <&gpio0 RK_PA3 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&sdmmc_volt>; regulator-name = "vccio_sd"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; states = <3300000 1 1800000 0>; }; }; &uart0 { bootph-all; pinctrl-names = "default"; pinctrl-0 = <&uart0m0_xfer>; }; &fspi0 { spi_nand: flash@0 { compatible = "spi-nand"; reg = <0>; bootph-pre-ram; bootph-some-ram; spi-max-frequency = <75000000>; spi-rx-bus-width = <4>; spi-tx-bus-width = <1>; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { reg = <0x00000000 0x00040000>; label = "env"; }; partition@40000 { reg = <0x00040000 0x00100000>; label = "idblock"; read-only; }; partition@140000 { reg = <0x00140000 0x00100000>; label = "uboot"; read-only; }; partition@240000 { reg = <0x00240000 0x00800000>; label = "boot"; }; partition@a40000 { reg = <0x00a40000 0x0f5c0000>; label = "ubi"; }; }; }; }; &sdmmc0 { bus-width = <4>; cap-mmc-highspeed; cap-sd-highspeed; disable-wp; no-sdio; no-mmc; sd-uhs-sdr104; vmmc-supply = <&vcc3v3_sd>; vqmmc-supply = <&vccio_sd>; status = "disabled"; }; &sdmmc1 { bus-width = <4>; cap-sd-highspeed; cap-sdio-irq; keep-power-in-suspend; mmc-pwrseq = <&sdio_pwrseq>; no-sd; no-mmc; non-removable; pinctrl-names = "default"; pinctrl-0 = <&sdmmc1_cmd &sdmmc1_clk &sdmmc1_bus4>; status = "disabled"; }; &pinctrl { sdio-pwrseq { /omit-if-no-ref/ wifi_enable_h: wifi-enable-h { rockchip,pins = <2 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>; }; }; sdmmc { /omit-if-no-ref/ sdmmc_pwren: sdmmc-pwren { rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; }; /omit-if-no-ref/ sdmmc_volt: sdmmc-volt { rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; }; }; wireless-wlan { /omit-if-no-ref/ wifi_host_wake_irq: wifi-host-wake-irq { rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>; }; }; };