diff options
Diffstat (limited to 'drivers/input/misc/pmic8xxx-pwrkey.c')
| -rw-r--r-- | drivers/input/misc/pmic8xxx-pwrkey.c | 39 |
1 files changed, 23 insertions, 16 deletions
diff --git a/drivers/input/misc/pmic8xxx-pwrkey.c b/drivers/input/misc/pmic8xxx-pwrkey.c index b49b738aa9c6..ef938405a9c6 100644 --- a/drivers/input/misc/pmic8xxx-pwrkey.c +++ b/drivers/input/misc/pmic8xxx-pwrkey.c @@ -18,9 +18,9 @@ #include <linux/input.h> #include <linux/interrupt.h> #include <linux/platform_device.h> +#include <linux/regmap.h> #include <linux/log2.h> -#include <linux/mfd/pm8xxx/core.h> #include <linux/input/pmic8xxx-pwrkey.h> #define PON_CNTL_1 0x1C @@ -36,22 +36,22 @@ struct pmic8xxx_pwrkey { int key_press_irq; }; -static irqreturn_t pwrkey_press_irq(int irq, void *_pwrkey) +static irqreturn_t pwrkey_press_irq(int irq, void *_pwr) { - struct pmic8xxx_pwrkey *pwrkey = _pwrkey; + struct input_dev *pwr = _pwr; - input_report_key(pwrkey->pwr, KEY_POWER, 1); - input_sync(pwrkey->pwr); + input_report_key(pwr, KEY_POWER, 1); + input_sync(pwr); return IRQ_HANDLED; } -static irqreturn_t pwrkey_release_irq(int irq, void *_pwrkey) +static irqreturn_t pwrkey_release_irq(int irq, void *_pwr) { - struct pmic8xxx_pwrkey *pwrkey = _pwrkey; + struct input_dev *pwr = _pwr; - input_report_key(pwrkey->pwr, KEY_POWER, 0); - input_sync(pwrkey->pwr); + input_report_key(pwr, KEY_POWER, 0); + input_sync(pwr); return IRQ_HANDLED; } @@ -88,7 +88,8 @@ static int pmic8xxx_pwrkey_probe(struct platform_device *pdev) int key_press_irq = platform_get_irq(pdev, 1); int err; unsigned int delay; - u8 pon_cntl; + unsigned int pon_cntl; + struct regmap *regmap; struct pmic8xxx_pwrkey *pwrkey; const struct pm8xxx_pwrkey_platform_data *pdata = dev_get_platdata(&pdev->dev); @@ -103,6 +104,12 @@ static int pmic8xxx_pwrkey_probe(struct platform_device *pdev) return -EINVAL; } + regmap = dev_get_regmap(pdev->dev.parent, NULL); + if (!regmap) { + dev_err(&pdev->dev, "failed to locate regmap for the device\n"); + return -ENODEV; + } + pwrkey = kzalloc(sizeof(*pwrkey), GFP_KERNEL); if (!pwrkey) return -ENOMEM; @@ -123,7 +130,7 @@ static int pmic8xxx_pwrkey_probe(struct platform_device *pdev) delay = (pdata->kpd_trigger_delay_us << 10) / USEC_PER_SEC; delay = 1 + ilog2(delay); - err = pm8xxx_readb(pdev->dev.parent, PON_CNTL_1, &pon_cntl); + err = regmap_read(regmap, PON_CNTL_1, &pon_cntl); if (err < 0) { dev_err(&pdev->dev, "failed reading PON_CNTL_1 err=%d\n", err); goto free_input_dev; @@ -136,7 +143,7 @@ static int pmic8xxx_pwrkey_probe(struct platform_device *pdev) else pon_cntl &= ~PON_CNTL_PULL_UP; - err = pm8xxx_writeb(pdev->dev.parent, PON_CNTL_1, pon_cntl); + err = regmap_write(regmap, PON_CNTL_1, pon_cntl); if (err < 0) { dev_err(&pdev->dev, "failed writing PON_CNTL_1 err=%d\n", err); goto free_input_dev; @@ -154,7 +161,7 @@ static int pmic8xxx_pwrkey_probe(struct platform_device *pdev) platform_set_drvdata(pdev, pwrkey); err = request_irq(key_press_irq, pwrkey_press_irq, - IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_press", pwrkey); + IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_press", pwr); if (err < 0) { dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n", key_press_irq, err); @@ -162,7 +169,7 @@ static int pmic8xxx_pwrkey_probe(struct platform_device *pdev) } err = request_irq(key_release_irq, pwrkey_release_irq, - IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_release", pwrkey); + IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_release", pwr); if (err < 0) { dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n", key_release_irq, err); @@ -194,8 +201,8 @@ static int pmic8xxx_pwrkey_remove(struct platform_device *pdev) device_init_wakeup(&pdev->dev, 0); - free_irq(key_press_irq, pwrkey); - free_irq(key_release_irq, pwrkey); + free_irq(key_press_irq, pwrkey->pwr); + free_irq(key_release_irq, pwrkey->pwr); input_unregister_device(pwrkey->pwr); kfree(pwrkey); |