Tool/software: Linux
Hi all,
Environment : Linux kernel version 4.4.84. Mcasp8 instead of mcasp3 as a communication for codec. There is no MCLK signal in the result.Here's my configuration,plase help me check. Thanks.
sound0: sound0 {
compatible = "simple-audio-card";
simple-audio-card,name = "DRA7xx-jamr3";
simple-audio-card,format = "dsp_b";
simple-audio-card,bitclock-master = <&jamr3_sound_master>;
simple-audio-card,frame-master = <&jamr3_sound_master>;
simple-audio-card,bitclock-inversion;
jamr3_sound_master: simple-audio-card,cpu {
sound-dai = <&mcasp8>;
system-clock-frequency = <11289600>;
};
simple-audio-card,codec {
sound-dai = <&tlv320aic3106>;
clocks = <&atl_clkin2_ck>;
};
};
&atl {
assigned-clocks = <&abe_dpll_sys_clk_mux>,
<&atl_gfclk_mux>,
<&dpll_abe_ck>,
<&dpll_abe_m2x2_ck>,
<&atl_clkin1_ck>,
<&atl_clkin2_ck>;
assigned-clock-parents = <&sys_clkin2>, <&dpll_abe_m2_ck>;
assigned-clock-rates = <0>, <0>, <180633600>, <361267200>,
<11289600>, <11289600>;
status = "okay";
atl2 {
bws = <DRA7_ATL_WS_MCASP2_FSX>;
aws = <DRA7_ATL_WS_MCASP8_FSX>;
};
};
&mcasp8 {
#sound-dai-cells = <0>;
assigned-clocks = <&mcasp8_ahclkx_mux>;
assigned-clock-parents = <&atl_clkin2_ck>;
status = "okay";
op-mode = <0>; /* MCASP_IIS_MODE */
tdm-slots = <2>;
/* 4 serializer */
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
1 2 0 0
>;
tx-num-evt = <32>;
rx-num-evt = <32>;
shared-dai;
};
