From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benoit Cousson Subject: Re: [PATCH RFC] ARM/dts: am335x-boneblack: Add HDMI audio support Date: Tue, 19 Nov 2013 14:02:50 +0100 Message-ID: <528B617A.4080102@baylibre.com> References: <18d71a32fb46d34197fd2e0ec5dc8ebc36371704.1384863282.git.jsarha@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <18d71a32fb46d34197fd2e0ec5dc8ebc36371704.1384863282.git.jsarha@ti.com> Sender: linux-omap-owner@vger.kernel.org To: Jyri Sarha , linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, alsa-devel@alsa-project.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org Hi Jyri, A side question related to audio cape support on BBB. In the "official"= =20 3.8.13 CircuitCo version the HDMI audio support was breaking the=20 audio-cape support due to some bad hacks in the mcasp driver. Is this still the case with you series? Thanks, Benoit On 19/11/2013 13:21, Jyri Sarha wrote: > Adds mcasp0_pins, clk_mcasp0_fixed, clk_mcasp0, mcasp0, hdmi_audio, > and sound nodes. > > Signed-off-by: Jyri Sarha > --- > arch/arm/boot/dts/am335x-boneblack.dts | 52 +++++++++++++++++++++= +++++++++++ > 1 file changed, 52 insertions(+) > > diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/d= ts/am335x-boneblack.dts > index 6b71ad9..b5a2404 100644 > --- a/arch/arm/boot/dts/am335x-boneblack.dts > +++ b/arch/arm/boot/dts/am335x-boneblack.dts > @@ -60,12 +60,35 @@ > 0x1b0 0x03 /* xdma_event_intr0, OMAP_MUX_MODE3 | AM33XX_PIN= _OUTPUT */ > >; > }; > + > + mcasp0_pins: mcasp0_pins { > + pinctrl-single,pins =3D < > + 0x1ac (PIN_INPUT_PULLUP | MUX_MODE0) /* mcasp0_ahclkx.mcasp0_ahcl= kx */ > + 0x19c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mcasp0_ahclkr.mcasp0_a= xr2 */ > + 0x194 (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mcasp0_fsx.mcasp0_fsx */ > + 0x190 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp0_aclkx.mcasp0_ac= lkx */ > + 0x06c (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a11.gpio1_27 */ > + >; > + }; > }; > > &lcdc { > status =3D "okay"; > }; > > +&mcasp0 { > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&mcasp0_pins>; > + status =3D "okay"; > + op-mode =3D <0>; /* MCASP_IIS_MODE */ > + tdm-slots =3D <2>; > + serial-dir =3D < /* 0: INACTIVE, 1: TX, 2: RX */ > + 0 0 1 0 > + >; > + tx-num-evt =3D <1>; > + rx-num-evt =3D <1>; > +}; > + > / { > hdmi { > compatible =3D "ti,tilcdc,slave"; > @@ -75,4 +98,33 @@ > pinctrl-1 =3D <&nxp_hdmi_bonelt_off_pins>; > status =3D "okay"; > }; > + > + clk_mcasp0_fixed: clk_mcasp0_fixed { > + #clock-cells =3D <0>; > + compatible =3D "fixed-clock"; > + clock-frequency =3D <24576000>; > + }; > + > + clk_mcasp0: clk_mcasp0 { > + #clock-cells =3D <0>; > + compatible =3D "gpio-clock"; > + clocks =3D <&clk_mcasp0_fixed>; > + enable-gpios =3D <&gpio1 27 GPIO_ACTIVE_HIGH>; /* BeagleBone Black= Clk enable on GPIO1_27 */ > + }; > + > + hdmi_audio: hdmi_audio@0 { > + compatible =3D "linux,hdmi-audio"; > + status =3D "okay"; > + }; > + > + sound { > + compatible =3D "ti,am33xx-beaglebone-black"; > + ti,model =3D "TI BeagleBone Black"; > + ti,audio-codec =3D <&hdmi_audio>; > + ti,mcasp-controller =3D <&mcasp0>; > + ti,audio-routing =3D > + "HDMI Out", "TX"; > + clocks =3D <&clk_mcasp0>; > + clock-names =3D "ti,codec-clock"; > + }; > }; > --=20 Beno=EEt Cousson BayLibre Embedded Linux Technology Lab www.baylibre.com -- To unsubscribe from this list: send the line "unsubscribe linux-omap" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html