media: i2c: s5c73m3: remove support for platform data

There are no existing users of s5c73m3_platform_data in the tree, and
new users should either be using device tree, ACPI, or static device
properties, so let's remove it from the driver.
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

drivers/media/i2c/s5c73m3/s5c73m3-core.c

@@ -26,7 +26,6 @@
 #include <media/v4l2-device.h>
 #include <media/v4l2-subdev.h>
 #include <media/v4l2-mediabus.h>
-#include <media/i2c/s5c73m3.h>
 #include <media/v4l2-fwnode.h>
 
 #include "s5c73m3.h"
@@ -1522,25 +1521,16 @@ static const struct v4l2_subdev_ops oif_subdev_ops = {
 	.video	= &s5c73m3_oif_video_ops,
 };
 
-static int s5c73m3_get_platform_data(struct s5c73m3 *state)
+static int s5c73m3_get_dt_data(struct s5c73m3 *state)
 {
-	struct i2c_client *c = state->i2c_client;
-	struct device *dev = &c->dev;
-	const struct s5c73m3_platform_data *pdata = dev->platform_data;
+	struct device *dev = &state->i2c_client->dev;
 	struct device_node *node = dev->of_node;
 	struct device_node *node_ep;
 	struct v4l2_fwnode_endpoint ep = { .bus_type = 0 };
 	int ret;
 
-	if (!node) {
-		if (!pdata) {
-			dev_err(dev, "Platform data not specified\n");
+	if (!node)
 		return -EINVAL;
-		}
-
-		state->mclk_frequency = pdata->mclk_frequency;
-		return 0;
-	}
 
 	state->clock = devm_clk_get(dev, S5C73M3_CLK_NAME);
 	if (IS_ERR(state->clock))
@@ -1603,7 +1593,7 @@ static int s5c73m3_probe(struct i2c_client *client)
 		return -ENOMEM;
 
 	state->i2c_client = client;
-	ret = s5c73m3_get_platform_data(state);
+	ret = s5c73m3_get_dt_data(state);
 	if (ret < 0)
 		return ret;
 

drivers/media/i2c/s5c73m3/s5c73m3-ctrls.c

@@ -23,7 +23,6 @@
 #include <media/v4l2-device.h>
 #include <media/v4l2-subdev.h>
 #include <media/v4l2-mediabus.h>
-#include <media/i2c/s5c73m3.h>
 
 #include "s5c73m3.h"
 

drivers/media/i2c/s5c73m3/s5c73m3.h

@@ -16,7 +16,6 @@
 #include <media/v4l2-common.h>
 #include <media/v4l2-ctrls.h>
 #include <media/v4l2-subdev.h>
-#include <media/i2c/s5c73m3.h>
 
 #define DRIVER_NAME			"S5C73M3"
 

include/media/i2c/s5c73m3.h

-/*
- * Samsung LSI S5C73M3 8M pixel camera driver
- *
- * Copyright (C) 2012, Samsung Electronics, Co., Ltd.
- * Sylwester Nawrocki <s.nawrocki@samsung.com>
- * Andrzej Hajda <a.hajda@samsung.com>
- *
- * 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.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-#ifndef MEDIA_S5C73M3__
-#define MEDIA_S5C73M3__
-
-#include <linux/videodev2.h>
-#include <media/v4l2-mediabus.h>
-
-/**
- * struct s5c73m3_platform_data - s5c73m3 driver platform data
- * @mclk_frequency: sensor's master clock frequency in Hz
- * @bus_type:    bus type
- * @nlanes:      maximum number of MIPI-CSI lanes used
- * @horiz_flip:  default horizontal image flip value, non zero to enable
- * @vert_flip:   default vertical image flip value, non zero to enable
- */
-
-struct s5c73m3_platform_data {
-	unsigned long mclk_frequency;
-
-	enum v4l2_mbus_type bus_type;
-	u8 nlanes;
-	u8 horiz_flip;
-	u8 vert_flip;
-};
-
-#endif /* MEDIA_S5C73M3__ */