https://e2e.ti.com/support/audio-group/audio/f/audio-forum/623559/linux-tlv320aic3106-tlv320aic3106
部件号:TLV320AIC3106工具/软件:Linux
您好,先生,
我正在使用tlv320aic3106音频编解码器IC播放我的wav文件。 我能听到的音频太快。您能建议我在alsamixer或驱动程序中进行哪些更改,以便以适当的速度播放音频。
&am33xx_pinmux{
bone_audio_cap_audio_pins:pinmix_bone_audio_cap_audio_pins{
pinctrl-single,pins =<
0x1ac (PIN_INPUT_PULLDOWN | MUX_MODE0)/*(A14) McASP0_ahclkx.McASP0_ahclkx */
0x190 (PIN_INPUT_PULLDOWN | MUX_MODE0)/*(A13) McASP0_aclkx.McASP0_aclkx */
0x194 (PIN_INPUT_PULLDOWN | MUX_MODE0)/*(B13) McASP0_FSX.McASP0_FSX */
0x198 (PIN_OUTPT_PULLDOWN | MUX_MODE0)/*(D12) McASP0_axr0.McASP0_axr0 */
0x1a8 (PIN_INPUT_PULLDOWN | MUX_MODE0)/*(D13) McASP0_axr1.McASP0_axr1 */
>;
}
}
声音{
兼容="ti,DA830-EVM-AUDIO";
TI,型号="DA830 EVM";
TI,音频编解码器=<&tlv320aic3x>;
TI,McASP-controller =<&McASP0>;
TI,codec-clock-rate =<1200万>;
TI,音频路由=
"耳机插孔", "HPLOUT",
"耳机插孔", "HPROUT",
"线路输出", "LLOOUt",
"线路输出", "RLOUT",
LINE1L, Line In,
"LINE1R", "线路输入";
};
i2c0{
pinctrl-names ="default";
pinctrl-0 =<&i2c0_pins>;
状态="正常";
时钟频率=<40万>;
tlv320aic3x:tlv320aic3x@18{
兼容="ti,tlv320aic3x";
REG =<0x18>;
状态="正常";
ldoin-supply =<&audio_ldoin>;
IOV-SUPPLY =<&AUDIO_IOV>;
dV-supply =<&audio_dv>;
av-supply =<&audio_av>;
};
&McASP0 {
pinctrl-names ="default";
pinctrl-0 =<&bone_audio_cap_audio_pins>;
状态="正常";
OP-mode =<0>;/* MCASP_IIS_MODE */
TDM插槽=<2>;
num-serializer =<16>;
serial-dir =</* 0:非活动,1:TX,2:Rx */
1 2 0 0
0 0 0 0
0 0 0 0
0 0 0 0
>;
tx-num-evt =<1>;
rx-num-evt =<1>;
};
谨致问候
普拉卡什