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Subject[PATCH v5 1/9] ASoC: rockchip: Remove obsolete dmic-delay
Date
This property is no longer used.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
Acked-by: Rob Herring <robh@kernel.org>

---

Changes in v5: None
Changes in v4:
Use non-zero drv id to avoid legacy dai naming instead of switching to
snd_soc_register_codec.

Changes in v3: None
Changes in v2: None

.../bindings/sound/rockchip,rk3399-gru-sound.txt | 7 -------
sound/soc/rockchip/rk3399_gru_sound.c | 14 --------------
2 files changed, 21 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/rockchip,rk3399-gru-sound.txt b/Documentation/devicetree/bindings/sound/rockchip,rk3399-gru-sound.txt
index eac91db07178..f19b6c830a34 100644
--- a/Documentation/devicetree/bindings/sound/rockchip,rk3399-gru-sound.txt
+++ b/Documentation/devicetree/bindings/sound/rockchip,rk3399-gru-sound.txt
@@ -6,17 +6,10 @@ Required properties:
connected to the codecs
- rockchip,codec: The phandle of the MAX98357A/RT5514/DA7219 codecs

-Optional properties:
-- dmic-wakeup-delay-ms : specify delay time (ms) for DMIC ready.
- If this option is specified, which means it's required dmic need
- delay for DMIC to ready so that rt5514 can avoid recording before
- DMIC send valid data
-
Example:

sound {
compatible = "rockchip,rk3399-gru-sound";
rockchip,cpu = <&i2s0>;
rockchip,codec = <&max98357a &rt5514 &da7219>;
- dmic-wakeup-delay-ms = <20>;
};
diff --git a/sound/soc/rockchip/rk3399_gru_sound.c b/sound/soc/rockchip/rk3399_gru_sound.c
index 3475c61a5fa0..70876d3c34e6 100644
--- a/sound/soc/rockchip/rk3399_gru_sound.c
+++ b/sound/soc/rockchip/rk3399_gru_sound.c
@@ -38,8 +38,6 @@

#define SOUND_FS 256

-static unsigned int rt5514_dmic_delay;
-
static struct snd_soc_jack rockchip_sound_jack;

static const struct snd_soc_dapm_widget rockchip_dapm_widgets[] = {
@@ -125,9 +123,6 @@ static int rockchip_sound_rt5514_hw_params(struct snd_pcm_substream *substream,
return ret;
}

- /* Wait for DMIC stable */
- msleep(rt5514_dmic_delay);
-
return 0;
}

@@ -348,15 +343,6 @@ static int rockchip_sound_probe(struct platform_device *pdev)
return -ENODEV;
}

- /* Set DMIC delay */
- ret = device_property_read_u32(&pdev->dev, "dmic-delay",
- &rt5514_dmic_delay);
- if (ret) {
- rt5514_dmic_delay = 0;
- dev_dbg(&pdev->dev,
- "no optional property 'dmic-delay' found, default: no delay\n");
- }
-
rockchip_dailinks[DAILINK_RT5514_DSP].cpu_name = kstrdup_const(dev_name(dev), GFP_KERNEL);
rockchip_dailinks[DAILINK_RT5514_DSP].cpu_dai_name = kstrdup_const(dev_name(dev), GFP_KERNEL);
rockchip_dailinks[DAILINK_RT5514_DSP].platform_name = kstrdup_const(dev_name(dev), GFP_KERNEL);
--
2.11.0

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