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ARM: dts: dra72-evm: Audio support

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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@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Peter Ujfalusi 2015-08-24 10:20:05 +03:00 • committed by Tony Lindgren
parent 6ddd5fce84
commit a8d3b59cdd
1 changed files with 114 additions and 0 deletions
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114
arch/arm/boot/dts/dra72-evm.dts
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@ -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
>;
};