diff options
Diffstat (limited to 'drivers/input/mouse/navpoint.c')
| -rw-r--r-- | drivers/input/mouse/navpoint.c | 41 |
1 files changed, 15 insertions, 26 deletions
diff --git a/drivers/input/mouse/navpoint.c b/drivers/input/mouse/navpoint.c index c00dc1275d..ba757783c2 100644 --- a/drivers/input/mouse/navpoint.c +++ b/drivers/input/mouse/navpoint.c @@ -10,7 +10,7 @@ #include <linux/platform_device.h> #include <linux/clk.h> #include <linux/delay.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/input.h> #include <linux/input/navpoint.h> #include <linux/interrupt.h> @@ -32,7 +32,7 @@ struct navpoint { struct ssp_device *ssp; struct input_dev *input; struct device *dev; - int gpio; + struct gpio_desc *gpiod; int index; u8 data[1 + HEADER_LENGTH(0xff)]; }; @@ -170,16 +170,14 @@ static void navpoint_up(struct navpoint *navpoint) dev_err(navpoint->dev, "timeout waiting for SSSR[CSS] to clear\n"); - if (gpio_is_valid(navpoint->gpio)) - gpio_set_value(navpoint->gpio, 1); + gpiod_set_value(navpoint->gpiod, 1); } static void navpoint_down(struct navpoint *navpoint) { struct ssp_device *ssp = navpoint->ssp; - if (gpio_is_valid(navpoint->gpio)) - gpio_set_value(navpoint->gpio, 0); + gpiod_set_value(navpoint->gpiod, 0); pxa_ssp_write_reg(ssp, SSCR0, 0); @@ -216,18 +214,9 @@ static int navpoint_probe(struct platform_device *pdev) return -EINVAL; } - if (gpio_is_valid(pdata->gpio)) { - error = gpio_request_one(pdata->gpio, GPIOF_OUT_INIT_LOW, - "SYNAPTICS_ON"); - if (error) - return error; - } - ssp = pxa_ssp_request(pdata->port, pdev->name); - if (!ssp) { - error = -ENODEV; - goto err_free_gpio; - } + if (!ssp) + return -ENODEV; /* HaRET does not disable devices before jumping into Linux */ if (pxa_ssp_read_reg(ssp, SSCR0) & SSCR0_SSE) { @@ -242,10 +231,18 @@ static int navpoint_probe(struct platform_device *pdev) goto err_free_mem; } + navpoint->gpiod = gpiod_get_optional(&pdev->dev, + NULL, GPIOD_OUT_LOW); + if (IS_ERR(navpoint->gpiod)) { + error = PTR_ERR(navpoint->gpiod); + dev_err(&pdev->dev, "error getting GPIO\n"); + goto err_free_mem; + } + gpiod_set_consumer_name(navpoint->gpiod, "SYNAPTICS_ON"); + navpoint->ssp = ssp; navpoint->input = input; navpoint->dev = &pdev->dev; - navpoint->gpio = pdata->gpio; input->name = pdev->name; input->dev.parent = &pdev->dev; @@ -288,17 +285,12 @@ err_free_mem: input_free_device(input); kfree(navpoint); pxa_ssp_free(ssp); -err_free_gpio: - if (gpio_is_valid(pdata->gpio)) - gpio_free(pdata->gpio); return error; } static void navpoint_remove(struct platform_device *pdev) { - const struct navpoint_platform_data *pdata = - dev_get_platdata(&pdev->dev); struct navpoint *navpoint = platform_get_drvdata(pdev); struct ssp_device *ssp = navpoint->ssp; @@ -308,9 +300,6 @@ static void navpoint_remove(struct platform_device *pdev) kfree(navpoint); pxa_ssp_free(ssp); - - if (gpio_is_valid(pdata->gpio)) - gpio_free(pdata->gpio); } static int navpoint_suspend(struct device *dev) |