diff options
| author |   Arnd Bergmann <arnd@arndb.de> | 2019-09-11 23:20:45 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2022-05-07 22:55:48 +0200 |
| commit | f0b66b606ad0409c55539aa8326dd6b386b6594a (patch) | |
| tree | 0af704c6ce277c69e8ec751e273a829f2950bb98 /drivers/input | |
| parent | ARM: pxa: mainstone-wm97xx: use gpio lookup table (diff) | |
| download | linux-dev-f0b66b606ad0409c55539aa8326dd6b386b6594a.tar.xz linux-dev-f0b66b606ad0409c55539aa8326dd6b386b6594a.zip | |
ARM: pxa: zylonite: use gpio lookup instead mfp header
The mach/mfp.h header is only used by this one driver
for hardcoded gpio numbers. Change that to use a lookup
table instead.
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: linux-input@vger.kernel.org
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/touchscreen/zylonite-wm97xx.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/input/touchscreen/zylonite-wm97xx.c b/drivers/input/touchscreen/zylonite-wm97xx.c index f57bdf083188..cabdd6e3c6f8 100644 --- a/drivers/input/touchscreen/zylonite-wm97xx.c +++ b/drivers/input/touchscreen/zylonite-wm97xx.c @@ -17,14 +17,13 @@ #include <linux/moduleparam.h> #include <linux/kernel.h> #include <linux/delay.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/io.h> #include <linux/soc/pxa/cpu.h> #include <linux/wm97xx.h> -#include <mach/mfp.h> #include <mach/regs-ac97.h> struct continuous { @@ -181,14 +180,17 @@ static struct wm97xx_mach_ops zylonite_mach_ops = { static int zylonite_wm97xx_probe(struct platform_device *pdev) { struct wm97xx *wm = platform_get_drvdata(pdev); - int gpio_touch_irq; - - if (cpu_is_pxa320()) - gpio_touch_irq = mfp_to_gpio(MFP_PIN_GPIO15); - else - gpio_touch_irq = mfp_to_gpio(MFP_PIN_GPIO26); + struct gpio_desc *gpio_touch_irq; + int err; + + gpio_touch_irq = devm_gpiod_get(&pdev->dev, "touch", GPIOD_IN); + err = PTR_ERR_OR_ZERO(gpio_touch_irq); + if (err) { + dev_err(&pdev->dev, "Cannot get irq gpio: %d\n", err); + return err; + } - wm->pen_irq = gpio_to_irq(gpio_touch_irq); + wm->pen_irq = gpiod_to_irq(gpio_touch_irq); irq_set_irq_type(wm->pen_irq, IRQ_TYPE_EDGE_BOTH); wm97xx_config_gpio(wm, WM97XX_GPIO_13, WM97XX_GPIO_IN, |