1 files changed, 0 insertions, 95 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0440-Fixed-48k-timing-issue.patch b/target/linux/brcm2708/patches-4.19/950-0440-Fixed-48k-timing-issue.patch
deleted file mode 100644
index 541e18ac06..0000000000
--- a/target/linux/brcm2708/patches-4.19/950-0440-Fixed-48k-timing-issue.patch
+++ /dev/null
@@ -1,95 +0,0 @@
-From 539e2eef7dbfb58ab028a5530430611973dd4c84 Mon Sep 17 00:00:00 2001
-From: IQaudIO <gordon@iqaudio.com>
-Date: Thu, 6 Jun 2019 10:20:55 +0100
-Subject: [PATCH] Fixed 48k timing issue
-
----
- sound/soc/bcm/iqaudio-codec.c | 33 ++++++++++++++++++++++++++++-----
- 1 file changed, 28 insertions(+), 5 deletions(-)
-
---- a/sound/soc/bcm/iqaudio-codec.c
-+++ b/sound/soc/bcm/iqaudio-codec.c
-@@ -45,11 +45,15 @@ static int snd_rpi_iqaudio_pll_control(s
- 					  0);
- 		if (ret)
- 			dev_err(card->dev, "Failed to bypass PLL: %d\n", ret);
-+		/* Allow PLL time to bypass */
-+		msleep(100);
- 	} else if (SND_SOC_DAPM_EVENT_ON(event)) {
- 		ret = snd_soc_dai_set_pll(codec_dai, 0, DA7213_SYSCLK_PLL, 0,
- 					  pll_out);
- 		if (ret)
- 			dev_err(card->dev, "Failed to enable PLL: %d\n", ret);
-+		/* Allow PLL time to lock */
-+		msleep(100);
- 	}
- 
- 	return ret;
-@@ -71,6 +75,13 @@ static int snd_rpi_iqaudio_post_dapm_eve
-      return 0;
- }
- 
-+static const struct snd_kcontrol_new dapm_controls[] = {
-+	SOC_DAPM_PIN_SWITCH("HP Jack"),
-+	SOC_DAPM_PIN_SWITCH("MIC Jack"),
-+	SOC_DAPM_PIN_SWITCH("Onboard MIC"),
-+	SOC_DAPM_PIN_SWITCH("AUX Jack"),
-+};
-+
- static const struct snd_soc_dapm_widget dapm_widgets[] = {
- 	SND_SOC_DAPM_HP("HP Jack", NULL),
- 	SND_SOC_DAPM_MIC("MIC Jack", NULL),
-@@ -87,14 +98,14 @@ static const struct snd_soc_dapm_route a
- 	{"HP Jack", NULL, "HPR"},
- 	{"HP Jack", NULL, "PLL Control"},
- 
--	{"AUX Jack", NULL, "AUXR"},
--	{"AUX Jack", NULL, "AUXL"},
-+	{"AUXR", NULL, "AUX Jack"},
-+	{"AUXL", NULL, "AUX Jack"},
- 	{"AUX Jack", NULL, "PLL Control"},
- 
- 	/* Assume Mic1 is linked to Headset and Mic2 to on-board mic */
--	{"MIC Jack", NULL, "MIC1"},
-+	{"MIC1", NULL, "MIC Jack"},
- 	{"MIC Jack", NULL, "PLL Control"},
--	{"Onboard MIC", NULL, "MIC2"},
-+	{"MIC2", NULL, "Onboard MIC"},
- 	{"Onboard MIC", NULL, "PLL Control"},
- };
- 
-@@ -106,6 +117,16 @@ static int snd_rpi_iqaudio_codec_init(st
- 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- 	int ret;
- 
-+	/*
-+	 * Disable AUX Jack Pin by default to prevent PLL being enabled at
-+	 * startup. This avoids holding the PLL to a fixed SR config for
-+	 * subsequent streams.
-+	 *
-+	 * This pin can still be enabled later, as required by user-space.
-+	 */
-+	snd_soc_dapm_disable_pin(&rtd->card->dapm, "AUX Jack");
-+	snd_soc_dapm_sync(&rtd->card->dapm);
-+
- 	/* Set bclk ratio to align with codec's BCLK rate */
- 	ret = snd_soc_dai_set_bclk_ratio(cpu_dai, 64);
- 	if (ret) {
-@@ -168,6 +189,8 @@ static struct snd_soc_card snd_rpi_iqaud
- 	.owner			= THIS_MODULE,
- 	.dai_link		= snd_rpi_iqaudio_codec_dai,
- 	.num_links		= ARRAY_SIZE(snd_rpi_iqaudio_codec_dai),
-+	.controls		= dapm_controls,
-+	.num_controls		= ARRAY_SIZE(dapm_controls),
- 	.dapm_widgets		= dapm_widgets,
- 	.num_dapm_widgets	= ARRAY_SIZE(dapm_widgets),
- 	.dapm_routes		= audio_map,
-@@ -204,7 +227,7 @@ static int snd_rpi_iqaudio_codec_probe(s
- 
- 		if (of_property_read_string(pdev->dev.of_node,
- 					"dai_stream_name", &dai->stream_name))
--			dai->stream_name = "IQaudIO CODEC HiFi v1.1";
-+			dai->stream_name = "IQaudIO CODEC HiFi v1.2";
- 
- 	}
-