1 files changed, 0 insertions, 114 deletions
diff --git a/drivers/mux/mux-gpio.c b/drivers/mux/mux-gpio.c
deleted file mode 100644
index 468bf1709606..000000000000
--- a/drivers/mux/mux-gpio.c
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * GPIO-controlled multiplexer driver
- *
- * Copyright (C) 2017 Axentia Technologies AB
- *
- * Author: Peter Rosin <peda@axentia.se>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/err.h>
-#include <linux/gpio/consumer.h>
-#include <linux/module.h>
-#include <linux/mux/driver.h>
-#include <linux/of_platform.h>
-#include <linux/platform_device.h>
-#include <linux/property.h>
-
-struct mux_gpio {
-	struct gpio_descs *gpios;
-	int *val;
-};
-
-static int mux_gpio_set(struct mux_control *mux, int state)
-{
-	struct mux_gpio *mux_gpio = mux_chip_priv(mux->chip);
-	int i;
-
-	for (i = 0; i < mux_gpio->gpios->ndescs; i++)
-		mux_gpio->val[i] = (state >> i) & 1;
-
-	gpiod_set_array_value_cansleep(mux_gpio->gpios->ndescs,
-				       mux_gpio->gpios->desc,
-				       mux_gpio->val);
-
-	return 0;
-}
-
-static const struct mux_control_ops mux_gpio_ops = {
-	.set = mux_gpio_set,
-};
-
-static const struct of_device_id mux_gpio_dt_ids[] = {
-	{ .compatible = "gpio-mux", },
-	{ /* sentinel */ }
-};
-MODULE_DEVICE_TABLE(of, mux_gpio_dt_ids);
-
-static int mux_gpio_probe(struct platform_device *pdev)
-{
-	struct device *dev = &pdev->dev;
-	struct mux_chip *mux_chip;
-	struct mux_gpio *mux_gpio;
-	int pins;
-	s32 idle_state;
-	int ret;
-
-	pins = gpiod_count(dev, "mux");
-	if (pins < 0)
-		return pins;
-
-	mux_chip = devm_mux_chip_alloc(dev, 1, sizeof(*mux_gpio) +
-				       pins * sizeof(*mux_gpio->val));
-	if (IS_ERR(mux_chip))
-		return PTR_ERR(mux_chip);
-
-	mux_gpio = mux_chip_priv(mux_chip);
-	mux_gpio->val = (int *)(mux_gpio + 1);
-	mux_chip->ops = &mux_gpio_ops;
-
-	mux_gpio->gpios = devm_gpiod_get_array(dev, "mux", GPIOD_OUT_LOW);
-	if (IS_ERR(mux_gpio->gpios)) {
-		ret = PTR_ERR(mux_gpio->gpios);
-		if (ret != -EPROBE_DEFER)
-			dev_err(dev, "failed to get gpios\n");
-		return ret;
-	}
-	WARN_ON(pins != mux_gpio->gpios->ndescs);
-	mux_chip->mux->states = 1 << pins;
-
-	ret = device_property_read_u32(dev, "idle-state", (u32 *)&idle_state);
-	if (ret >= 0 && idle_state != MUX_IDLE_AS_IS) {
-		if (idle_state < 0 || idle_state >= mux_chip->mux->states) {
-			dev_err(dev, "invalid idle-state %u\n", idle_state);
-			return -EINVAL;
-		}
-
-		mux_chip->mux->idle_state = idle_state;
-	}
-
-	ret = devm_mux_chip_register(dev, mux_chip);
-	if (ret < 0)
-		return ret;
-
-	dev_info(dev, "%u-way mux-controller registered\n",
-		 mux_chip->mux->states);
-
-	return 0;
-}
-
-static struct platform_driver mux_gpio_driver = {
-	.driver = {
-		.name = "gpio-mux",
-		.of_match_table	= of_match_ptr(mux_gpio_dt_ids),
-	},
-	.probe = mux_gpio_probe,
-};
-module_platform_driver(mux_gpio_driver);
-
-MODULE_DESCRIPTION("GPIO-controlled multiplexer driver");
-MODULE_AUTHOR("Peter Rosin <peda@axentia.se>");
-MODULE_LICENSE("GPL v2");