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path: root/drivers/input/touchscreen/mxs-lradc-ts.c
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Diffstat (limited to 'drivers/input/touchscreen/mxs-lradc-ts.c')
-rw-r--r--drivers/input/touchscreen/mxs-lradc-ts.c19
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/input/touchscreen/mxs-lradc-ts.c b/drivers/input/touchscreen/mxs-lradc-ts.c
index 58c016cd6809..9e36fee38d61 100644
--- a/drivers/input/touchscreen/mxs-lradc-ts.c
+++ b/drivers/input/touchscreen/mxs-lradc-ts.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Freescale MXS LRADC touchscreen driver
*
@@ -7,16 +8,6 @@
* Authors:
* Marek Vasut <marex@denx.de>
* Ksenija Stanojevic <ksenija.stanojevic@gmail.com>
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/device.h>
@@ -30,7 +21,7 @@
#include <linux/of_irq.h>
#include <linux/platform_device.h>
-const char *mxs_lradc_ts_irq_names[] = {
+static const char * const mxs_lradc_ts_irq_names[] = {
"mxs-lradc-touchscreen",
"mxs-lradc-channel6",
"mxs-lradc-channel7",
@@ -584,7 +575,7 @@ static void mxs_lradc_ts_hw_init(struct mxs_lradc_ts *ts)
static int mxs_lradc_ts_register(struct mxs_lradc_ts *ts)
{
- struct input_dev *input = ts->ts_input;
+ struct input_dev *input;
struct device *dev = ts->dev;
input = devm_input_allocate_device(dev);
@@ -615,7 +606,6 @@ static int mxs_lradc_ts_probe(struct platform_device *pdev)
struct device_node *node = dev->parent->of_node;
struct mxs_lradc *lradc = dev_get_drvdata(dev->parent);
struct mxs_lradc_ts *ts;
- struct resource *iores;
int ret, irq, virq, i;
u32 ts_wires = 0, adapt;
@@ -629,8 +619,7 @@ static int mxs_lradc_ts_probe(struct platform_device *pdev)
ts->dev = dev;
spin_lock_init(&ts->lock);
- iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- ts->base = devm_ioremap(dev, iores->start, resource_size(iores));
+ ts->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(ts->base))
return PTR_ERR(ts->base);