diff options
Diffstat (limited to 'drivers/input/touchscreen/sun4i-ts.c')
| -rw-r--r-- | drivers/input/touchscreen/sun4i-ts.c | 36 |
1 files changed, 14 insertions, 22 deletions
diff --git a/drivers/input/touchscreen/sun4i-ts.c b/drivers/input/touchscreen/sun4i-ts.c index d2e14d9e5975..e8286060043a 100644 --- a/drivers/input/touchscreen/sun4i-ts.c +++ b/drivers/input/touchscreen/sun4i-ts.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Allwinner sunxi resistive touchscreen controller driver * @@ -5,16 +6,6 @@ * * The hwmon parts are based on work by Corentin LABBE which is: * Copyright (C) 2013 Corentin LABBE <clabbe.montjoie@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. */ /* @@ -31,7 +22,7 @@ * in the kernel). So this driver offers straight forward, reliable single * touch functionality only. * - * s.a. A20 User Manual "1.15 TP" (Documentation/arm/sunxi/README) + * s.a. A20 User Manual "1.15 TP" (Documentation/arch/arm/sunxi.rst) * (looks like the description in the A20 User Manual v1.3 is better * than the one in the A10 User Manual v.1.5) */ @@ -201,12 +192,12 @@ static int sun4i_get_temp(const struct sun4i_ts_data *ts, int *temp) return 0; } -static int sun4i_get_tz_temp(void *data, int *temp) +static int sun4i_get_tz_temp(struct thermal_zone_device *tz, int *temp) { - return sun4i_get_temp(data, temp); + return sun4i_get_temp(thermal_zone_device_priv(tz), temp); } -static const struct thermal_zone_of_device_ops sun4i_ts_tz_ops = { +static const struct thermal_zone_device_ops sun4i_ts_tz_ops = { .get_temp = sun4i_get_tz_temp, }; @@ -246,6 +237,7 @@ static int sun4i_ts_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; struct device *hwmon; + struct thermal_zone_device *thermal; int error; u32 reg; bool ts_attached; @@ -309,8 +301,7 @@ static int sun4i_ts_probe(struct platform_device *pdev) input_set_drvdata(ts->input, ts); } - ts->base = devm_ioremap_resource(dev, - platform_get_resource(pdev, IORESOURCE_MEM, 0)); + ts->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(ts->base)) return PTR_ERR(ts->base); @@ -365,7 +356,10 @@ static int sun4i_ts_probe(struct platform_device *pdev) if (IS_ERR(hwmon)) return PTR_ERR(hwmon); - devm_thermal_zone_of_sensor_register(ts->dev, 0, ts, &sun4i_ts_tz_ops); + thermal = devm_thermal_of_zone_register(ts->dev, 0, ts, + &sun4i_ts_tz_ops); + if (IS_ERR(thermal)) + return PTR_ERR(thermal); writel(TEMP_IRQ_EN(1), ts->base + TP_INT_FIFOC); @@ -381,7 +375,7 @@ static int sun4i_ts_probe(struct platform_device *pdev) return 0; } -static int sun4i_ts_remove(struct platform_device *pdev) +static void sun4i_ts_remove(struct platform_device *pdev) { struct sun4i_ts_data *ts = platform_get_drvdata(pdev); @@ -391,8 +385,6 @@ static int sun4i_ts_remove(struct platform_device *pdev) /* Deactivate all IRQs */ writel(0, ts->base + TP_INT_FIFOC); - - return 0; } static const struct of_device_id sun4i_ts_of_match[] = { @@ -404,9 +396,9 @@ static const struct of_device_id sun4i_ts_of_match[] = { MODULE_DEVICE_TABLE(of, sun4i_ts_of_match); static struct platform_driver sun4i_ts_driver = { - .driver = { + .driver = { .name = "sun4i-ts", - .of_match_table = of_match_ptr(sun4i_ts_of_match), + .of_match_table = sun4i_ts_of_match, }, .probe = sun4i_ts_probe, .remove = sun4i_ts_remove, |