es8388_sound: es8388-sound { status = "okay"; compatible = "rockchip,multicodecs-card"; rockchip,card-name = "rockchip-es8388"; hp-det-gpio = <&gpio1 RK_PD5 GPIO_ACTIVE_LOW>; io-channels = <&saradc 3>; io-channel-names = "adc-detect"; keyup-threshold-microvolt = <1800000...
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card 0 :板载音频处理芯片rockchip-es8388 card 1、2 :HDMI声音输出 card 0 和 card 1 是这些设备在Linux里注册的设备,我们可以通过应用程序调用这些接口21.1.3. 声卡驱动目录查看声卡驱动目录1 ls /dev/snd/ 1 2 3 4 root@lubancat:~# ls /dev/snd/ by-id controlC0 controlC2 pcmC1D0c pcmC2D0c...
sound-dai = <&es8388>; system-clock-frequency = <12288000>; }; }; amp_headphone: headphone-amplifier { compatible = "simple-audio-amplifier"; enable-gpios = <&gpio1 RK_PD2 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&headphone_amplifier_en>; sound-name-prefix = ...
echo 'SUBSYSTEM=="sound", ENV{ID_PATH}=="platform-es8388-sound", ENV{SOUND_DESCRIPTION}="ES8388 Audio"' >> $SDCARD/etc/udev/rules.d/90-naming-audios.rules 23+ 24+ return0 25+ } patch/u-boot/legacy/board_hinlink-h88k/fix_source_so_boot_scr_works.patch ...
es8388_sound: es8388-sound { status = "okay"; compatible = "rockchip,multicodecs-card"; rockchip,card-name = "rockchip-es8388"; hp-det-gpio = <&gpio1 RK_PD5 GPIO_ACTIVE_LOW>; //耳机检测脚 io-channels = <&saradc 3>; //耳机adc检测通道 io-channel-names = "adc-detect"; key...
总的来说其实需要配置的设备树节点就三个:ES8388,I2S0和I2C7. 2. 适配过程 2.1 设备树配置 其中需要的设备树各个配置如下: es8388_sound: es8388-sound{status="okay";compatible="rockchip,multicodecs-card";rockchip,card-name="rockchip,es8388";hp-det-gpio=<&gpio1 RK_PD3 GPIO_ACTIVE_HIGH>;io-...
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527 527 #sound-dai-cells = <0>; 528 528 compatible = "everest,es8388", "everest,es8323"; 529 529 reg = <0x11>; 530 - clocks = <&cru I2S0_8CH_MCLKOUT>; 530 + clocks = <&mclkout_i2s0>; 531 531 clock-names = "mclk"; 532 - assigned-clocks = <&cru I2S0_8CH_...
#sound-dai-cells = <0>; compatible = "everest,es8388", "everest,es8323"; reg = <0x10>; clocks = <&cru I2S0_8CH_MCLKOUT>; clocks = <&mclkout_i2s0>; clock-names = "mclk"; assigned-clocks = <&cru I2S0_8CH_MCLKOUT>; assigned-clocks = <&mclkout_i2s0>; assigned-clock-rates...