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ARM: dts: dra72-evm: Audio support 

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
>;
};