The board uses tlv320aic3106 codec connected to McASP3. The master clock for the codec and McASP3 is coming from ATL2. McASP3 is the master on the I2S bus. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx> --- arch/arm/boot/dts/dra72-evm.dts | 114 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 114 insertions(+) diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts index 33be5c64bda3..249000d50090 100644 --- a/arch/arm/boot/dts/dra72-evm.dts +++ b/arch/arm/boot/dts/dra72-evm.dts @@ -9,6 +9,7 @@ #include "dra72x.dtsi" #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/clk/ti-dra7-atl.h> / { model = "TI DRA722"; @@ -102,6 +103,40 @@ }; }; }; + + sound0: sound@0 { + compatible = "simple-audio-card"; + simple-audio-card,name = "DRA7xx-EVM"; + simple-audio-card,widgets = + "Headphone", "Headphone Jack", + "Line", "Line Out", + "Microphone", "Mic Jack", + "Line", "Line In"; + simple-audio-card,routing = + "Headphone Jack", "HPLOUT", + "Headphone Jack", "HPROUT", + "Line Out", "LLOUT", + "Line Out", "RLOUT", + "MIC3L", "Mic Jack", + "MIC3R", "Mic Jack", + "Mic Jack", "Mic Bias", + "LINE1L", "Line In", + "LINE1R", "Line In"; + simple-audio-card,format = "dsp_b"; + simple-audio-card,bitclock-master = <&sound0_master>; + simple-audio-card,frame-master = <&sound0_master>; + simple-audio-card,bitclock-inversion; + + sound0_master: simple-audio-card,cpu { + sound-dai = <&mcasp3>; + system-clock-frequency = <5644800>; + }; + + simple-audio-card,codec { + sound-dai = <&tlv320aic3106>; + clocks = <&atl_clkin2_ck>; + }; + }; }; &dra7_pmx_core { @@ -236,6 +271,31 @@ 0x3b8 (PIN_INPUT_PULLDOWN | MUX_MODE14) /* gpio7_12 HPD */ >; }; + + atl_pins: pinmux_atl_pins { + pinctrl-single,pins = < + 0x298 (PIN_OUTPUT | MUX_MODE5) /* xref_clk1.atl_clk1 */ + 0x29c (PIN_OUTPUT | MUX_MODE5) /* xref_clk2.atl_clk2 */ + >; + }; + + mcasp3_pins: pinmux_mcasp3_pins { + pinctrl-single,pins = < + 0x324 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp3_aclkx */ + 0x328 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp3_fsx */ + 0x32c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp3_axr0 */ + 0x330 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp3_axr1 */ + >; + }; + + mcasp3_sleep_pins: pinmux_mcasp3_sleep_pins { + pinctrl-single,pins = < + 0x324 (PIN_INPUT_PULLDOWN | MUX_MODE15) + 0x328 (PIN_INPUT_PULLDOWN | MUX_MODE15) + 0x32c (PIN_INPUT_PULLDOWN | MUX_MODE15) + 0x330 (PIN_INPUT_PULLDOWN | MUX_MODE15) + >; + }; }; &i2c1 { @@ -376,6 +436,21 @@ output-low; }; }; + + tlv320aic3106: tlv320aic3106@19 { + #sound-dai-cells = <0>; + compatible = "ti,tlv320aic3106"; + reg = <0x19>; + adc-settle-ms = <40>; + ai3x-micbias-vg = <1>; /* 2.0V */ + status = "okay"; + + /* Regulators */ + AVDD-supply = <&evm_3v3>; + IOVDD-supply = <&evm_3v3>; + DRVDD-supply = <&evm_3v3>; + DVDD-supply = <&aic_dvdd>; + }; }; &i2c5 { @@ -719,3 +794,42 @@ }; }; }; + +&atl { + pinctrl-names = "default"; + pinctrl-0 = <&atl_pins>; + + assigned-clocks = <&abe_dpll_sys_clk_mux>, + <&atl_gfclk_mux>, + <&dpll_abe_ck>, + <&dpll_abe_m2x2_ck>, + <&atl_clkin2_ck>; + assigned-clock-parents = <&sys_clkin2>, <&dpll_abe_m2_ck>; + assigned-clock-rates = <0>, <0>, <180633600>, <361267200>, <5644800>; + + status = "okay"; + + atl2 { + bws = <DRA7_ATL_WS_MCASP2_FSX>; + aws = <DRA7_ATL_WS_MCASP3_FSX>; + }; +}; + +&mcasp3 { + #sound-dai-cells = <0>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&mcasp3_pins>; + pinctrl-1 = <&mcasp3_sleep_pins>; + + assigned-clocks = <&mcasp3_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 + >; +}; -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html