[PATCH 3/3 v3] media: ov9650: Drop platform data code path

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Nothing in the kernel uses the platform data code path.
Drop it, and drop the use of the old legacy <linux/gpio.h>
API in the process.

Cc: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
Cc: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
Cc: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
ChangeLog v2->v3:
- Rebase on v6.1-rc1
ChangeLog v1->v2:
- Rebase on v6.0-rc1
---
 drivers/media/i2c/ov9650.c | 49 ++------------------------------------
 include/media/i2c/ov9650.h | 24 -------------------
 2 files changed, 2 insertions(+), 71 deletions(-)
 delete mode 100644 include/media/i2c/ov9650.h

diff --git a/drivers/media/i2c/ov9650.c b/drivers/media/i2c/ov9650.c
index 4d458993e6d6..7e7cb1e4520e 100644
--- a/drivers/media/i2c/ov9650.c
+++ b/drivers/media/i2c/ov9650.c
@@ -10,7 +10,6 @@
  */
 #include <linux/clk.h>
 #include <linux/delay.h>
-#include <linux/gpio.h>
 #include <linux/gpio/consumer.h>
 #include <linux/i2c.h>
 #include <linux/kernel.h>
@@ -30,7 +29,6 @@
 #include <media/v4l2-image-sizes.h>
 #include <media/v4l2-subdev.h>
 #include <media/v4l2-mediabus.h>
-#include <media/i2c/ov9650.h>
 
 static int debug;
 module_param(debug, int, 0644);
@@ -1402,38 +1400,6 @@ static const struct v4l2_subdev_ops ov965x_subdev_ops = {
 	.video = &ov965x_video_ops,
 };
 
-/*
- * Reset and power down GPIOs configuration
- */
-static int ov965x_configure_gpios_pdata(struct ov965x *ov965x,
-				const struct ov9650_platform_data *pdata)
-{
-	int ret, i;
-	int gpios[NUM_GPIOS];
-	struct device *dev = regmap_get_device(ov965x->regmap);
-
-	gpios[GPIO_PWDN] = pdata->gpio_pwdn;
-	gpios[GPIO_RST]  = pdata->gpio_reset;
-
-	for (i = 0; i < ARRAY_SIZE(ov965x->gpios); i++) {
-		int gpio = gpios[i];
-
-		if (!gpio_is_valid(gpio))
-			continue;
-		ret = devm_gpio_request_one(dev, gpio,
-					    GPIOF_OUT_INIT_HIGH, "OV965X");
-		if (ret < 0)
-			return ret;
-		v4l2_dbg(1, debug, &ov965x->sd, "set gpio %d to 1\n", gpio);
-
-		gpio_set_value_cansleep(gpio, 1);
-		gpio_export(gpio, 0);
-		ov965x->gpios[i] = gpio_to_desc(gpio);
-	}
-
-	return 0;
-}
-
 static int ov965x_configure_gpios(struct ov965x *ov965x)
 {
 	struct device *dev = regmap_get_device(ov965x->regmap);
@@ -1493,7 +1459,6 @@ static int ov965x_detect_sensor(struct v4l2_subdev *sd)
 
 static int ov965x_probe(struct i2c_client *client)
 {
-	const struct ov9650_platform_data *pdata = client->dev.platform_data;
 	struct v4l2_subdev *sd;
 	struct ov965x *ov965x;
 	int ret;
@@ -1513,17 +1478,7 @@ static int ov965x_probe(struct i2c_client *client)
 		return PTR_ERR(ov965x->regmap);
 	}
 
-	if (pdata) {
-		if (pdata->mclk_frequency == 0) {
-			dev_err(&client->dev, "MCLK frequency not specified\n");
-			return -EINVAL;
-		}
-		ov965x->mclk_frequency = pdata->mclk_frequency;
-
-		ret = ov965x_configure_gpios_pdata(ov965x, pdata);
-		if (ret < 0)
-			return ret;
-	} else if (dev_fwnode(&client->dev)) {
+	if (dev_fwnode(&client->dev)) {
 		ov965x->clk = devm_clk_get(&client->dev, NULL);
 		if (IS_ERR(ov965x->clk))
 			return PTR_ERR(ov965x->clk);
@@ -1534,7 +1489,7 @@ static int ov965x_probe(struct i2c_client *client)
 			return ret;
 	} else {
 		dev_err(&client->dev,
-			"Neither platform data nor device property specified\n");
+			"No device properties specified\n");
 
 		return -EINVAL;
 	}
diff --git a/include/media/i2c/ov9650.h b/include/media/i2c/ov9650.h
deleted file mode 100644
index 3ec7e06955b4..000000000000
--- a/include/media/i2c/ov9650.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * OV9650/OV9652 camera sensors driver
- *
- * Copyright (C) 2013 Sylwester Nawrocki <sylvester.nawrocki@xxxxxxxxx>
- */
-#ifndef OV9650_H_
-#define OV9650_H_
-
-/**
- * struct ov9650_platform_data - ov9650 driver platform data
- * @mclk_frequency: the sensor's master clock frequency in Hz
- * @gpio_pwdn:	    number of a GPIO connected to OV965X PWDN pin
- * @gpio_reset:     number of a GPIO connected to OV965X RESET pin
- *
- * If any of @gpio_pwdn or @gpio_reset are unused then they should be
- * set to a negative value. @mclk_frequency must always be specified.
- */
-struct ov9650_platform_data {
-	unsigned long mclk_frequency;
-	int gpio_pwdn;
-	int gpio_reset;
-};
-#endif /* OV9650_H_ */
-- 
2.34.1




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