i2c/tps65010: Vibrator hookup to gpiolib

All the tps6501{0,1,2,3,4} chips have a signal for hooking up with
a vibrator (for non-auditory cell phone "ring") ... expose that as
one more (output-only) GPIO.

[ dbrownell@users.sourceforge.net: comments; list tps65014 too ]

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

1 files changed, 9 insertions, 3 deletions

diff --git a/drivers/i2c/chips/tps65010.c b/drivers/i2c/chips/tps65010.c
index cf02e8fceb42..acf8b9d5f575 100644
--- a/drivers/i2c/chips/tps65010.c
+++ b/drivers/i2c/chips/tps65010.c
@@ -456,14 +456,17 @@ static irqreturn_t tps65010_irq(int irq, void *_tps)
 
 /* offsets 0..3 == GPIO1..GPIO4
  * offsets 4..5 == LED1/nPG, LED2 (we set one of the non-BLINK modes)
+ * offset 6 == vibrator motor driver
  */
 static void
 tps65010_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
 {
         if (offset < 4)
                 tps65010_set_gpio_out_value(offset + 1, value);
-        else
+        else if (offset < 6)
                 tps65010_set_led(offset - 3, value ? ON : OFF);
+        else
+                tps65010_set_vib(value);
 }
 
 static int
@@ -477,8 +480,10 @@ tps65010_output(struct gpio_chip *chip, unsigned offset, int value)
                 if (!(tps->outmask & (1 << offset)))
                         return -EINVAL;
                 tps65010_set_gpio_out_value(offset + 1, value);
-        } else
+        } else if (offset < 6)
                 tps65010_set_led(offset - 3, value ? ON : OFF);
+        else
+                tps65010_set_vib(value);
 
         return 0;
 }
@@ -646,7 +651,7 @@ static int tps65010_probe(struct i2c_client *client,
                 tps->chip.get = tps65010_gpio_get;
 
                 tps->chip.base = board->base;
-                tps->chip.ngpio = 6;
+                tps->chip.ngpio = 7;
                 tps->chip.can_sleep = 1;
 
                 status = gpiochip_add(&tps->chip);
@@ -675,6 +680,7 @@ static const struct i2c_device_id tps65010_id[] = {
         { "tps65011", TPS65011 },
         { "tps65012", TPS65012 },
         { "tps65013", TPS65013 },
+        { "tps65014", TPS65011 },       /* tps65011 charging at 6.5V max */
         { }
 };
 MODULE_DEVICE_TABLE(i2c, tps65010_id);