diff options
Diffstat (limited to 'patches/linux-3.12/0770-ARM-dts-am335x-evm-Add-audio-support-for-am335x-evm..patch')
| -rw-r--r-- | patches/linux-3.12/0770-ARM-dts-am335x-evm-Add-audio-support-for-am335x-evm..patch | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/patches/linux-3.12/0770-ARM-dts-am335x-evm-Add-audio-support-for-am335x-evm..patch b/patches/linux-3.12/0770-ARM-dts-am335x-evm-Add-audio-support-for-am335x-evm..patch new file mode 100644 index 0000000..fdb9cbd --- /dev/null +++ b/patches/linux-3.12/0770-ARM-dts-am335x-evm-Add-audio-support-for-am335x-evm..patch @@ -0,0 +1,96 @@ +From: Darren Etheridge <detheridge@ti.com> +Date: Sun, 20 Oct 2013 20:04:10 +0300 +Subject: [PATCH] ARM: dts: am335x-evm: Add audio support for am335x-evm.dts + +Adds sound, tlv320aic3106, mcasp1, and am335x_evm_audio_pin nodes. + +Signed-off-by: Darren Etheridge <detheridge@ti.com> +Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> +Signed-off-by: Jyri Sarha <jsarha@ti.com> +Signed-off-by: Benoit Cousson <bcousson@baylibre.com> +--- + arch/arm/boot/dts/am335x-evm.dts | 50 ++++++++++++++++++++++++++++++++++++++++ + 1 file changed, 50 insertions(+) + +diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts +index eabacf9..9874294 100644 +--- a/arch/arm/boot/dts/am335x-evm.dts ++++ b/arch/arm/boot/dts/am335x-evm.dts +@@ -119,6 +119,19 @@ + }; + }; + }; ++ ++ sound { ++ compatible = "ti,da830-evm-audio"; ++ ti,model = "AM335x-EVM"; ++ ti,audio-codec = <&tlv320aic3106>; ++ ti,mcasp-controller = <&mcasp1>; ++ ti,codec-clock-rate = <12000000>; ++ ti,audio-routing = ++ "Headphone Jack", "HPLOUT", ++ "Headphone Jack", "HPROUT", ++ "LINE1L", "Line In", ++ "LINE1R", "Line In"; ++ }; + }; + + &am33xx_pinmux { +@@ -279,6 +292,15 @@ + 0xec 0x00 /* lcd_ac_bias_en.lcd_ac_bias_en, OUTPUT | MODE0 */ + >; + }; ++ ++ am335x_evm_audio_pins: am335x_evm_audio_pins { ++ pinctrl-single,pins = < ++ 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_rx_dv.mcasp1_aclkx */ ++ 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_txd3.mcasp1_fsx */ ++ 0x108 (PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* mii1_col.mcasp1_axr2 */ ++ 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */ ++ >; ++ }; + }; + + &uart0 { +@@ -373,6 +395,18 @@ + compatible = "ti,tmp275"; + reg = <0x48>; + }; ++ ++ tlv320aic3106: tlv320aic3106@1b { ++ compatible = "ti,tlv320aic3106"; ++ reg = <0x1b>; ++ status = "okay"; ++ ++ /* Regulators */ ++ AVDD-supply = <&vaux2_reg>; ++ IOVDD-supply = <&vaux2_reg>; ++ DRVDD-supply = <&vaux2_reg>; ++ DVDD-supply = <&vbat>; ++ }; + }; + + &lcdc { +@@ -476,6 +510,22 @@ + + #include "tps65910.dtsi" + ++&mcasp1 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&am335x_evm_audio_pins>; ++ ++ status = "okay"; ++ ++ op-mode = <0>; /* MCASP_IIS_MODE */ ++ tdm-slots = <2>; ++ /* 4 serializers */ ++ serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */ ++ 0 0 1 2 ++ >; ++ tx-num-evt = <1>; ++ rx-num-evt = <1>; ++}; ++ + &tps { + vcc1-supply = <&vbat>; + vcc2-supply = <&vbat>; |