diff options
| author | Dmitry Lifshitz <lifshitz@compulab.co.il> | 2015-12-01 21:03:12 +0300 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-12-03 19:19:44 +0300 |
| commit | 4424cd009648f45991a7123f6ce383e1d4e7d53e (patch) | |
| tree | a924932437cb749188c32e16971d04d845416c86 /arch | |
| parent | 2d47fc3b9801332a5110c363c2880d78826c668a (diff) | |
| download | linux-4424cd009648f45991a7123f6ce383e1d4e7d53e.tar.xz | |
ARM: dts: am57xx: cl-som-am57x: add analog audio support
Add analog audio DT nodes:
1. simple-audio-card node
2. wm8731 codec node
3. MCASP3 pinmux
Signed-off-by: Dmitry Lifshitz <lifshitz@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/boot/dts/am57xx-cl-som-am57x.dts | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts index a75c382dde78..b2c44515f62d 100644 --- a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts +++ b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts @@ -50,6 +50,33 @@ regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; + + sound0: sound@0 { + compatible = "simple-audio-card"; + simple-audio-card,name = "CL-SOM-AM57x-Sound-Card"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&dailink0_master>; + simple-audio-card,frame-master = <&dailink0_master>; + simple-audio-card,widgets = + "Headphone", "Headphone Jack", + "Microphone", "Microphone Jack", + "Line", "Line Jack"; + simple-audio-card,routing = + "Headphone Jack", "RHPOUT", + "Headphone Jack", "LHPOUT", + "LLINEIN", "Line Jack", + "MICIN", "Mic Bias", + "Mic Bias", "Microphone Jack"; + + dailink0_master: simple-audio-card,cpu { + sound-dai = <&mcasp3>; + }; + + simple-audio-card,codec { + sound-dai = <&wm8731>; + system-clock-frequency = <12000000>; + }; + }; }; &dra7_pmx_core { @@ -196,6 +223,24 @@ DRA7XX_CORE_IOPAD(0x3464, PIN_INPUT_PULLDOWN | MUX_MODE14) /* gpmc_a9.gpio1_31 */ >; }; + + mcasp3_pins_default: mcasp3_pins_default { + pinctrl-single,pins = < + DRA7XX_CORE_IOPAD(0x3724, PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp3_aclkx.mcasp3_aclkx */ + DRA7XX_CORE_IOPAD(0x3728, PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp3_fsx.mcasp3_fsx */ + DRA7XX_CORE_IOPAD(0x372c, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp3_axr0.mcasp3_axr0 */ + DRA7XX_CORE_IOPAD(0x3730, PIN_INPUT_PULLDOWN | MUX_MODE0) /* mcasp3_axr1.mcasp3_axr1 */ + >; + }; + + mcasp3_pins_sleep: mcasp3_pins_sleep { + pinctrl-single,pins = < + DRA7XX_CORE_IOPAD(0x3724, PIN_INPUT | MUX_MODE15) + DRA7XX_CORE_IOPAD(0x3728, PIN_INPUT | MUX_MODE15) + DRA7XX_CORE_IOPAD(0x372c, PIN_INPUT | MUX_MODE15) + DRA7XX_CORE_IOPAD(0x3730, PIN_INPUT | MUX_MODE15) + >; + }; }; &i2c1 { @@ -392,6 +437,13 @@ reg = <0x50>; pagesize = <16>; }; + + wm8731: wm8731@1a { + #sound-dai-cells = <0>; + compatible = "wlf,wm8731"; + reg = <0x1a>; + status = "okay"; + }; }; &cpu0 { @@ -538,3 +590,18 @@ &usb2 { dr_mode = "peripheral"; }; + +&mcasp3 { + #sound-dai-cells = <0>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&mcasp3_pins_default>; + pinctrl-1 = <&mcasp3_pins_sleep>; + status = "okay"; + + op-mode = <0>; /* MCASP_IIS_MODE */ + tdm-slots = <2>; + /* 4 serializers */ + serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */ + 1 2 0 0 + >; +}; |