The patch
ASoC: qcom: apq8016-sbc: add support to routing via DT
has been applied to the asoc tree at
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git
All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted.
You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed.
If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced.
Please add any relevant lists and maintainers to the CCs when replying to this mail.
Thanks, Mark
From 05f9033f74798aa27569ad7866b952ff51f83c26 Mon Sep 17 00:00:00 2001
From: Srinivas Kandagatla srinivas.kandagatla@linaro.org Date: Tue, 6 Sep 2016 10:57:43 +0100 Subject: [PATCH] ASoC: qcom: apq8016-sbc: add support to routing via DT
This patch adds support to allow audio routing via Device Tree. This is mostly used to specify MICBIAS and other power supplies relation.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org Signed-off-by: Mark Brown broonie@kernel.org --- .../devicetree/bindings/sound/qcom,apq8016-sbc.txt | 30 ++++++++++++++++++++++ sound/soc/qcom/apq8016_sbc.c | 9 +++++++ 2 files changed, 39 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt b/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt index 48129368d4d9..d9d8635ff94c 100644 --- a/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt +++ b/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt @@ -16,6 +16,24 @@ Required properties: * "spkr-iomux" - qcom,model : Name of the sound card.
+- qcom,audio-routing : A list of the connections between audio components. + Each entry is a pair of strings, the first being the + connection's sink, the second being the connection's + source. Valid names could be power supplies, MicBias + of msm8x16_wcd codec and the jacks on the board: + + Power supplies: + * MIC BIAS External1 + * MIC BIAS External2 + * MIC BIAS Internal1 + * MIC BIAS Internal2 + + Board connectors: + * Headset Mic + * Secondary Mic", + * DMIC + * Ext Spk + Dai-link subnode properties and subnodes:
Required dai-link subnodes: @@ -37,6 +55,18 @@ sound: sound { reg-names = "mic-iomux", "spkr-iomux"; qcom,model = "DB410c";
+ qcom,audio-routing = + "MIC BIAS External1", "Handset Mic", + "MIC BIAS Internal2", "Headset Mic", + "MIC BIAS External1", "Secondary Mic", + "AMIC1", "MIC BIAS External1", + "AMIC2", "MIC BIAS Internal2", + "AMIC3", "MIC BIAS External1", + "DMIC1", "MIC BIAS Internal1", + "MIC BIAS Internal1", "Digital Mic1", + "DMIC2", "MIC BIAS Internal1", + "MIC BIAS Internal1", "Digital Mic2"; + /* I2S - Internal codec */ internal-dai-link@0 { cpu { /* PRIMARY */ diff --git a/sound/soc/qcom/apq8016_sbc.c b/sound/soc/qcom/apq8016_sbc.c index 5c3ccf3f8fdf..07f91e918b23 100644 --- a/sound/soc/qcom/apq8016_sbc.c +++ b/sound/soc/qcom/apq8016_sbc.c @@ -85,6 +85,15 @@ static struct apq8016_sbc_data *apq8016_sbc_parse_of(struct snd_soc_card *card) return ERR_PTR(ret); }
+ /* DAPM routes */ + if (of_property_read_bool(node, "qcom,audio-routing")) { + ret = snd_soc_of_parse_audio_routing(card, + "qcom,audio-routing"); + if (ret) + return ERR_PTR(ret); + } + + /* Populate links */ num_links = of_get_child_count(node);