mfd: Use genirq in 88pm860x

Use genirq to simplify IRQ handling in 88pm860x. Remove the interface of
mask/free IRQs on 88pm860x. All these work is taken by genirq. Update the
touchscreen driver of 88pm860x since IRQ handling is changed.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 12 insertions, 18 deletions

diff --git a/include/linux/mfd/88pm860x.h b/include/linux/mfd/88pm860x.h
index 80bc82a7ac96..73f92c5feea2 100644
--- a/include/linux/mfd/88pm860x.h
+++ b/include/linux/mfd/88pm860x.h
@@ -262,12 +262,13 @@ enum {
 
 /* Interrupt Number in 88PM8607 */
 enum {
-        PM8607_IRQ_ONKEY = 0,
+        PM8607_IRQ_ONKEY,
         PM8607_IRQ_EXTON,
         PM8607_IRQ_CHG,
         PM8607_IRQ_BAT,
         PM8607_IRQ_RTC,
-        PM8607_IRQ_VBAT = 8,
+        PM8607_IRQ_CC,
+        PM8607_IRQ_VBAT,
         PM8607_IRQ_VCHG,
         PM8607_IRQ_VSYS,
         PM8607_IRQ_TINT,
@@ -275,7 +276,7 @@ enum {
         PM8607_IRQ_GPADC1,
         PM8607_IRQ_GPADC2,
         PM8607_IRQ_GPADC3,
-        PM8607_IRQ_AUDIO_SHORT = 16,
+        PM8607_IRQ_AUDIO_SHORT,
         PM8607_IRQ_PEN,
         PM8607_IRQ_HEADSET,
         PM8607_IRQ_HOOK,
@@ -291,26 +292,19 @@ enum {
         PM8607_CHIP_B0 = 0x48,
 };
 
-#define PM860X_NUM_IRQ          24
-
-struct pm860x_irq {
-        irq_handler_t           handler;
-        void                    *data;
-};
-
 struct pm860x_chip {
         struct device           *dev;
         struct mutex            io_lock;
         struct mutex            irq_lock;
         struct i2c_client       *client;
         struct i2c_client       *companion;     /* companion chip client */
-        struct pm860x_irq       irq[PM860X_NUM_IRQ];
 
         int                     buck3_double;   /* DVC ramp slope double */
         unsigned short          companion_addr;
         int                     id;
         int                     irq_mode;
-        int                     chip_irq;
+        int                     irq_base;
+        int                     core_irq;
         unsigned char           chip_version;
 
 };
@@ -347,14 +341,20 @@ struct pm860x_touch_pdata {
         unsigned long   flags;
 };
 
+struct pm860x_power_pdata {
+        unsigned        fast_charge;    /* charge current */
+};
+
 struct pm860x_platform_data {
         struct pm860x_backlight_pdata   *backlight;
         struct pm860x_led_pdata         *led;
         struct pm860x_touch_pdata       *touch;
+        struct pm860x_power_pdata       *power;
 
         unsigned short  companion_addr; /* I2C address of companion chip */
         int             i2c_port;       /* Controlled by GI2C or PI2C */
         int             irq_mode;       /* Clear interrupt by read/write(0/1) */
+        int             irq_base;       /* IRQ base number of 88pm860x */
         struct regulator_init_data *regulator[PM8607_MAX_REGULATOR];
 };
 
@@ -368,12 +368,6 @@ extern int pm860x_bulk_write(struct i2c_client *, int, int, unsigned char *);
 extern int pm860x_set_bits(struct i2c_client *, int, unsigned char,
                            unsigned char);
 
-extern int pm860x_mask_irq(struct pm860x_chip *, int);
-extern int pm860x_unmask_irq(struct pm860x_chip *, int);
-extern int pm860x_request_irq(struct pm860x_chip *, int,
-                              irq_handler_t handler, void *);
-extern int pm860x_free_irq(struct pm860x_chip *, int);
-
 extern int pm860x_device_init(struct pm860x_chip *chip,
                               struct pm860x_platform_data *pdata);
 extern void pm860x_device_exit(struct pm860x_chip *chip);