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Commit 69898f67 authored by Laxminath Kasam's avatar Laxminath Kasam
Browse files

ASoC: msm: migrate to cdc pinctrl functions 



For audio pinctrl settings in internal codec,
use cdc pinctrl functions to activate and
suspend gpios.

Change-Id: Ib0de01379a02636d35b49770aa82ea53de7c2768
Signed-off-by: default avatarLaxminath Kasam <lkasam@codeaurora.org>
parent 7296f6d9

Documentation/devicetree/bindings/sound/qcom-audio-dev.txt

+12 −17
Original line number Diff line number Diff line
@@ -361,6 +361,10 @@ Required properties: 


 - compatible : "qcom,msm-cdc-pinctrl"



Optional properties:

 - qcom,lpi-gpios : This boolean property is added if GPIOs are under

		    LPI TLMM.



* msm-dai-slim



Required properties:
@@ -1655,6 +1659,10 @@ mclk frequency needs to be configured for internal and external PA. 
- qcom,wsa-max-devs : Maximum number of WSA881x devices present in the target

- qcom,wsa-devs : List of phandles for all possible WSA881x devices supported for the target

- qcom,wsa-aux-dev-prefix : Name prefix with Left/Right configuration for WSA881x device

- qcom,cdc-pdm-gpios : phandle for pdm gpios.

- qcom,cdc-comp-gpios : phandle for compander gpios.

- qcom,cdc-dmic-gpios : phandle for Digital mic clk and data gpios.

- qcom,cdc-sdw-gpios : phandle for soundwire clk and data gpios.



Example:

	 sound {
@@ -1675,24 +1683,11 @@ Example: 
			"AMIC1", "MIC BIAS External",

			"AMIC2", "MIC BIAS Internal2",

			"AMIC3", "MIC BIAS External";

		qcom,msm-gpios =

			"int_pdm",

			"us_eu_gpio";

		qcom,pinctrl-names =

			"all_off",

			"int_pdm_act",

			"us_eu_gpio_act",

			"int_pdm_us_eu_gpio_act";

		pinctrl-names =

			"all_off",

			"int_pdm_act",

			"us_eu_gpio_act",

			"int_pdm_us_eu_gpio_act";

		pinctrl-0 = <&cdc_pdm_lines_sus &cdc_pdm_lines_2_sus &cross_conn_det_sus>;

		pinctrl-1 = <&cdc_pdm_lines_act &cdc_pdm_lines_2_act &cross_conn_det_sus>;

		pinctrl-2 = <&cdc_pdm_lines_sus &cdc_pdm_lines_2_sus &cross_conn_det_act>;

		pinctrl-3 = <&cdc_pdm_lines_act &cdc_pdm_lines_2_act &cross_conn_det_act>;

		qcom,cdc-us-euro-gpios = <&msm_gpio 63 0>;

		qcom,cdc-pdm-gpios = <&cdc_pdm_gpios>;

		qcom,cdc-comp-gpios = <&cdc_comp_gpios>;

		qcom,cdc-dmic-gpios = <&cdc_dmic_gpios>;

		qcom,cdc-sdw-gpios = <&cdc_sdw_gpios>;

		asoc-platform = <&pcm0>, <&pcm1>, <&voip>, <&voice>,

				<&loopback>, <&compress>, <&hostless>,

				<&afe>, <&lsm>, <&routing>, <&lpa>;

drivers/mfd/msm-cdc-pinctrl.c

+9 −7
Original line number Diff line number Diff line
@@ -180,13 +180,15 @@ static int msm_cdc_pinctrl_probe(struct platform_device *pdev) 
		ret = PTR_ERR(gpio_data->pinctrl_sleep);

		goto err_lookup_state;

	}



	/* skip setting to sleep state for LPI_TLMM GPIOs */

	if (!of_property_read_bool(pdev->dev.of_node, "qcom,lpi-gpios")) {

		/* Set pinctrl state to aud_sleep by default */

		ret = pinctrl_select_state(gpio_data->pinctrl,

					   gpio_data->pinctrl_sleep);

		if (ret)

			dev_err(&pdev->dev, "%s: set cdc gpio sleep state fail: %d\n",

				__func__, ret);

	}



	gpio_data->gpio = of_get_named_gpio(pdev->dev.of_node,

					    "qcom,cdc-rst-n-gpio", 0);

sound/soc/codecs/msmfalcon_cdc/msm-digital-cdc.c

+4 −3
Original line number Diff line number Diff line
@@ -232,11 +232,11 @@ static int msm_dig_cdc_codec_config_compander(struct snd_soc_codec *codec, 


			/* Enable Compander GPIO */

			if (dig_cdc->codec_hph_comp_gpio)

				dig_cdc->codec_hph_comp_gpio(1);

				dig_cdc->codec_hph_comp_gpio(1, codec);

		} else if (SND_SOC_DAPM_EVENT_OFF(event)) {

			/* Disable Compander GPIO */

			if (dig_cdc->codec_hph_comp_gpio)

				dig_cdc->codec_hph_comp_gpio(0);

				dig_cdc->codec_hph_comp_gpio(0, codec);



			snd_soc_update_bits(codec,

				MSM89XX_CDC_CORE_COMP0_B2_CTL, 0x0F, 0x05);
@@ -264,7 +264,8 @@ static int msm_dig_cdc_codec_config_compander(struct snd_soc_codec *codec, 
 *

 */

void msm_dig_cdc_hph_comp_cb(

	int (*codec_hph_comp_gpio)(bool enable), struct snd_soc_codec *codec)

	int (*codec_hph_comp_gpio)(bool enable, struct snd_soc_codec *codec),

	struct snd_soc_codec *codec)

{

	struct msm_dig_priv *dig_cdc = snd_soc_codec_get_drvdata(codec);

sound/soc/codecs/msmfalcon_cdc/msm-digital-cdc.h

+3 −2
Original line number Diff line number Diff line
@@ -35,7 +35,7 @@ enum { 
struct msm_dig_priv {

	struct snd_soc_codec *codec;

	u32 comp_enabled[MSM89XX_RX_MAX];

	int (*codec_hph_comp_gpio)(bool enable);

	int (*codec_hph_comp_gpio)(bool enable, struct snd_soc_codec *codec);

	s32 dmic_1_2_clk_cnt;

	s32 dmic_3_4_clk_cnt;

	bool dec_active[NUM_DECIMATORS];
@@ -85,7 +85,8 @@ enum { 
};



extern void msm_dig_cdc_hph_comp_cb(

		int (*codec_hph_comp_gpio)(bool enable),

		int (*codec_hph_comp_gpio)(

			bool enable, struct snd_soc_codec *codec),

		struct snd_soc_codec *codec);

int msm_dig_codec_info_create_codec_entry(struct snd_info_entry *codec_root,

					  struct snd_soc_codec *codec);

sound/soc/msm/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -119,6 +119,7 @@ config SND_SOC_INT_CODEC 
	select MSM_QDSP6_PDR

	select MSM_QDSP6_NOTIFIER

	select MSM_QDSP6V2_CODECS

	select MSM_CDC_PINCTRL

	select SND_SOC_MSM_SDW

	select SND_SOC_MSMFALCON_CDC

	select QTI_PP