mfd: wm8994: Store platform data in device

This is better style as platform data is supposed to be discardable after
init (though hotplug usually prevents this) and will ease implementation
of device tree property bindings.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 19 insertions, 16 deletions

diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index 8fefc961ec06..45a20c573aa3 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -401,13 +401,19 @@ static const __devinitconst struct reg_default wm1811_reva_patch[] = {
  */
 static __devinit int wm8994_device_init(struct wm8994 *wm8994, int irq)
 {
-        struct wm8994_pdata *pdata = wm8994->dev->platform_data;
+        struct wm8994_pdata *pdata;
         struct regmap_config *regmap_config;
         const struct reg_default *regmap_patch = NULL;
         const char *devname;
         int ret, i, patch_regs;
         int pulls = 0;
 
+        if (dev_get_platdata(wm8994->dev)) {
+                pdata = dev_get_platdata(wm8994->dev);
+                wm8994->pdata = *pdata;
+        }
+        pdata = &wm8994->pdata;
+
         dev_set_drvdata(wm8994->dev, wm8994);
 
         /* Add the on-chip regulators first for bootstrapping */
@@ -604,24 +610,21 @@ static __devinit int wm8994_device_init(struct wm8994 *wm8994, int irq)
                 }
         }
 
-        if (pdata) {
-                wm8994->irq_base = pdata->irq_base;
-                wm8994->gpio_base = pdata->gpio_base;
-
-                /* GPIO configuration is only applied if it's non-zero */
-                for (i = 0; i < ARRAY_SIZE(pdata->gpio_defaults); i++) {
-                        if (pdata->gpio_defaults[i]) {
-                                wm8994_set_bits(wm8994, WM8994_GPIO_1 + i,
-                                                0xffff,
-                                                pdata->gpio_defaults[i]);
-                        }
+        wm8994->irq_base = pdata->irq_base;
+        wm8994->gpio_base = pdata->gpio_base;
+
+        /* GPIO configuration is only applied if it's non-zero */
+        for (i = 0; i < ARRAY_SIZE(pdata->gpio_defaults); i++) {
+                if (pdata->gpio_defaults[i]) {
+                        wm8994_set_bits(wm8994, WM8994_GPIO_1 + i,
+                                        0xffff, pdata->gpio_defaults[i]);
                 }
+        }
 
-                wm8994->ldo_ena_always_driven = pdata->ldo_ena_always_driven;
+        wm8994->ldo_ena_always_driven = pdata->ldo_ena_always_driven;
 
-                if (pdata->spkmode_pu)
-                        pulls |= WM8994_SPKMODE_PU;
-        }
+        if (pdata->spkmode_pu)
+                pulls |= WM8994_SPKMODE_PU;
 
         /* Disable unneeded pulls */
         wm8994_set_bits(wm8994, WM8994_PULL_CONTROL_2,