// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2022 Rockchip Electronics Co., Ltd. */ #include "rv1106-evb.dtsi" / { chosen { bootargs = "earlycon=uart8250,mmio32,0xff4c0000 console=ttyFIQ0 root=/dev/mmcblk0p5 rootfstype=ext4 rootwait snd_soc_core.prealloc_buffer_size_kbytes=16 coherent_pool=0"; }; acodec_sound: acodec-sound { compatible = "simple-audio-card"; simple-audio-card,name = "rv1103-acodec"; simple-audio-card,format = "i2s"; simple-audio-card,mclk-fs = <256>; simple-audio-card,cpu { sound-dai = <&i2s0_8ch>; }; simple-audio-card,codec { sound-dai = <&acodec>; }; }; vdd_arm: vdd-arm { compatible = "pwm-regulator"; pwms = <&pwm0 0 5000 1>; regulator-name = "vdd_arm"; regulator-min-microvolt = <724000>; regulator-max-microvolt = <1078000>; regulator-init-microvolt = <950000>; regulator-always-on; regulator-boot-on; regulator-settling-time-up-us = <250>; }; }; &acodec { #sound-dai-cells = <0>; pa-ctl-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>; status = "okay"; }; &cpu0 { cpu-supply = <&vdd_arm>; }; &emmc { bus-width = <4>; cap-mmc-highspeed; non-removable; mmc-hs200-1_8v; rockchip,default-sample-phase = <90>; no-sdio; no-sd; status = "okay"; }; &i2c4 { status = "okay"; clock-frequency = <400000>; pinctrl-names = "default"; pinctrl-0 = <&i2c4m2_xfer>; }; &i2s0_8ch { #sound-dai-cells = <0>; status = "okay"; }; &pwm0 { status = "okay"; }; &sdmmc { max-frequency = <50000000>; no-sdio; no-mmc; bus-width = <4>; cap-mmc-highspeed; cap-sd-highspeed; disable-wp; pinctrl-names = "normal", "idle"; pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_det &sdmmc0_bus4>; pinctrl-1 = <&sdmmc0_idle_pins &sdmmc0_det>; status = "okay"; }; &sfc { status = "okay"; flash@0 { compatible = "jedec,spi-nor"; reg = <0>; spi-max-frequency = <80000000>; spi-rx-bus-width = <4>; spi-tx-bus-width = <1>; }; };