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From: bcousson@baylibre•com (Benoit Cousson)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH RFC] ARM/dts: am335x-boneblack: Add HDMI audio support
Date: Tue, 19 Nov 2013 14:02:50 +0100	[thread overview]
Message-ID: <528B617A.4080102@baylibre.com> (raw)
In-Reply-To: <18d71a32fb46d34197fd2e0ec5dc8ebc36371704.1384863282.git.jsarha@ti.com>

Hi Jyri,

A side question related to audio cape support on BBB. In the "official" 
3.8.13 CircuitCo version the HDMI audio support was breaking the 
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 <jsarha@ti•com>
> ---
>   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/dts/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 = <
> +			0x1ac (PIN_INPUT_PULLUP | MUX_MODE0) /* mcasp0_ahclkx.mcasp0_ahclkx */
> +			0x19c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mcasp0_ahclkr.mcasp0_axr2 */
> +			0x194 (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mcasp0_fsx.mcasp0_fsx */
> +			0x190 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* mcasp0_aclkx.mcasp0_aclkx */
> +			0x06c (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a11.gpio1_27 */
> +		>;
> +	};
>   };
>
>   &lcdc {
>   	status = "okay";
>   };
>
> +&mcasp0	{
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mcasp0_pins>;
> +	status = "okay";
> +	op-mode = <0>;	/* MCASP_IIS_MODE */
> +	tdm-slots = <2>;
> +	serial-dir = <	/* 0: INACTIVE, 1: TX, 2: RX */
> +			0 0 1 0
> +		>;
> +	tx-num-evt = <1>;
> +	rx-num-evt = <1>;
> +};
> +
>   / {
>   	hdmi {
>   		compatible = "ti,tilcdc,slave";
> @@ -75,4 +98,33 @@
>   		pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
>   		status = "okay";
>   	};
> +
> +	clk_mcasp0_fixed: clk_mcasp0_fixed {
> +		#clock-cells = <0>;
> +		compatible = "fixed-clock";
> +		clock-frequency = <24576000>;
> +	};
> +
> +	clk_mcasp0: clk_mcasp0 {
> +		#clock-cells = <0>;
> +		compatible = "gpio-clock";
> +		clocks = <&clk_mcasp0_fixed>;
> +		enable-gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>; /* BeagleBone Black Clk enable on GPIO1_27 */
> +	};
> +
> +	hdmi_audio: hdmi_audio at 0 {
> +	       compatible = "linux,hdmi-audio";
> +	       status = "okay";
> +	};
> +
> +	sound {
> +		compatible = "ti,am33xx-beaglebone-black";
> +		ti,model = "TI BeagleBone Black";
> +		ti,audio-codec = <&hdmi_audio>;
> +		ti,mcasp-controller = <&mcasp0>;
> +		ti,audio-routing =
> +			"HDMI Out",	"TX";
> +		clocks = <&clk_mcasp0>;
> +		clock-names = "ti,codec-clock";
> +	};
>   };
>


-- 
Beno?t Cousson
BayLibre
Embedded Linux Technology Lab
www.baylibre.com

  reply	other threads:[~2013-11-19 13:02 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-19 12:12 [PATCH RFC 0/9] Beaglebone-Black HDMI audio Jyri Sarha
2013-11-19 12:12 ` [PATCH RFC 1/9] clk: add gpio controlled clock Jyri Sarha
2013-11-19 12:12 ` [PATCH RFC 2/9] ASoC: davinci-evm: Add named clock reference to DT bindings Jyri Sarha
2013-11-19 18:18   ` Mark Brown
2013-11-19 12:12 ` [PATCH RFC 3/9] ASoC: davinci-evm: HDMI audio support for TDA998x trough McASP I2S bus Jyri Sarha
2013-11-19 15:07   ` Thomas Petazzoni
2013-11-19 12:12 ` [PATCH RFC 4/9] ASoC: hdmi-codec: Add devicetree binding with documentation Jyri Sarha
2013-11-19 17:50   ` Mark Brown
2013-11-20  9:23   ` Jean-Francois Moine
2013-11-20 10:09     ` Mark Brown
2013-11-20 12:34       ` Jean-Francois Moine
2013-11-20 13:33         ` Mark Brown
2013-11-19 12:12 ` [PATCH RFC 5/9] ASoC: hdmi-codec: Add SNDRV_PCM_FMTBIT_32_LE playback format Jyri Sarha
2013-11-19 18:21   ` Mark Brown
2013-11-19 12:12 ` [PATCH RFC 6/9] ASoC: davinci: HDMI audio build for AM33XX and TDA998x Jyri Sarha
2013-11-19 12:12 ` [PATCH RFC 7/9] drm/tilcdc: Add I2C HDMI audio config for tda998x Jyri Sarha
2013-11-19 12:12 ` [PATCH RFC 8/9] ARM: OMAP2+: omap2plus_defconfig: Enable tilcdc and TDA998X HDMI support Jyri Sarha
2013-11-19 12:12 ` [PATCH RFC 9/9] ARM: OMAP2+: omap2plus_defconfig: Enable BeagleBone Black HDMI audio support Jyri Sarha
2013-11-19 12:21 ` [PATCH RFC] DTS Changes for Beaglebone-Black HDMI audio Jyri Sarha
2013-11-19 12:21   ` [PATCH RFC] ARM/dts: am335x-boneblack: Add HDMI audio support Jyri Sarha
2013-11-19 13:02     ` Benoit Cousson [this message]
2013-11-19 13:29       ` Jyri Sarha
2013-12-20 10:36 ` [PATCH RFC v2 REPOST 0/8] Beaglebone-Black HDMI audio Jyri Sarha
2013-12-20 10:37   ` [PATCH RFC v2 REPOST 1/8] clk: add gpio controlled clock Jyri Sarha
2013-12-20 10:38   ` [PATCH RFC v2 REPOST 2/8] ASoC: davinci-evm: Add named clock reference to DT bindings Jyri Sarha
2013-12-31 13:16     ` Mark Brown
2014-01-15 11:12       ` Jyri Sarha
2013-12-20 10:39   ` [PATCH RFC v2 REPOST 3/8] ASoC: davinci-evm: HDMI audio support for TDA998x trough McASP I2S bus Jyri Sarha
2013-12-31 13:25     ` Mark Brown
2014-01-15 11:27       ` Jyri Sarha
2014-01-15 13:48         ` [alsa-devel] " Anssi Hannula
2014-01-15 16:28           ` Jyri Sarha
2014-01-15 15:51         ` Jean-Francois Moine
2014-01-22  9:20           ` Jyri Sarha
2014-01-22 10:19             ` Jean-Francois Moine
2014-01-22 10:46               ` Jean-Francois Moine
2014-01-24 12:57                 ` Jyri Sarha
2014-01-24 16:54                   ` Jean-Francois Moine
2014-01-21 19:15         ` Mark Brown
2014-01-24 13:01           ` Jyri Sarha
2013-12-20 10:40   ` [PATCH RFC v2 REPOST 4/8] ASoC: hdmi-codec: Add devicetree binding with documentation Jyri Sarha
2013-12-31 13:26     ` Mark Brown
2013-12-20 10:40   ` [PATCH RFC v2 REPOST 5/8] ASoC: davinci: HDMI audio build for AM33XX and TDA998x Jyri Sarha
2013-12-20 10:41   ` [PATCH RFC v2 REPOST 6/8] drm/tilcdc: Add I2C HDMI audio config for tda998x Jyri Sarha
2013-12-20 10:42   ` [PATCH RFC v2 REPOST 7/8] ARM: OMAP2+: omap2plus_defconfig: Enable tilcdc and TDA998X HDMI support Jyri Sarha
2013-12-20 10:43   ` [PATCH RFC v2 REPOST 8/8] ARM: OMAP2+: omap2plus_defconfig: Enable BeagleBone Black HDMI audio support Jyri Sarha
2013-12-20 11:30   ` [alsa-devel] [PATCH RFC v2 REPOST 0/8] Beaglebone-Black HDMI audio Mark Brown
2013-12-20 11:51     ` Jyri Sarha

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