change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/sound/soc/codecs/ak4104.c
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@@ -1,19 +1,15 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * AK4104 ALSA SoC (ASoC) driver
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  *
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  * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
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- *
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- *  This program is free software; you can redistribute  it and/or modify it
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- *  under the terms of  the GNU General  Public License as published by the
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- *  Free Software Foundation;  either version 2 of the  License, or (at your
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- *  option) any later version.
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  */
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 #include <linux/module.h>
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 #include <linux/slab.h>
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 #include <linux/spi/spi.h>
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 #include <linux/of_device.h>
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-#include <linux/of_gpio.h>
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+#include <linux/gpio/consumer.h>
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 #include <linux/regulator/consumer.h>
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 #include <sound/asoundef.h>
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 #include <sound/core.h>
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@@ -268,8 +264,8 @@
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 static int ak4104_spi_probe(struct spi_device *spi)
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 {
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-	struct device_node *np = spi->dev.of_node;
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 	struct ak4104_private *ak4104;
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+	struct gpio_desc *reset_gpiod;
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 	unsigned int val;
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 	int ret;
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@@ -297,19 +293,10 @@
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 		return ret;
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 	}
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-	if (np) {
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-		enum of_gpio_flags flags;
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-		int gpio = of_get_named_gpio_flags(np, "reset-gpio", 0, &flags);
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-
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-		if (gpio_is_valid(gpio)) {
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-			ret = devm_gpio_request_one(&spi->dev, gpio,
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-				     flags & OF_GPIO_ACTIVE_LOW ?
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-					GPIOF_OUT_INIT_LOW : GPIOF_OUT_INIT_HIGH,
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-				     "ak4104 reset");
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-			if (ret < 0)
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-				return ret;
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-		}
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-	}
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+	reset_gpiod = devm_gpiod_get_optional(&spi->dev, "reset",
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+					      GPIOD_OUT_HIGH);
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+	if (PTR_ERR(reset_gpiod) == -EPROBE_DEFER)
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+		return -EPROBE_DEFER;
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 	/* read the 'reserved' register - according to the datasheet, it
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 	 * should contain 0x5b. Not a good way to verify the presence of