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 ---
Patch 2 which uses this is going to collide with some other ASoC changes - is it OK to merge this one via the ASoC tree as well?
drivers/mfd/wm8994-core.c | 35 +++++++++++++++++++---------------- include/linux/mfd/wm8994/core.h | 4 ++++ 2 files changed, 23 insertions(+), 16 deletions(-)
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c index 5964d6a..7f0c2ba 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, diff --git a/include/linux/mfd/wm8994/core.h b/include/linux/mfd/wm8994/core.h index 1f17330..ae5c249 100644 --- a/include/linux/mfd/wm8994/core.h +++ b/include/linux/mfd/wm8994/core.h @@ -19,6 +19,8 @@ #include <linux/interrupt.h> #include <linux/regmap.h>
+#include <linux/mfd/wm8994/pdata.h> + enum wm8994_type { WM8994 = 0, WM8958 = 1, @@ -55,6 +57,8 @@ struct regulator_bulk_data; struct wm8994 { struct mutex irq_lock;
+ struct wm8994_pdata pdata; + enum wm8994_type type; int revision; int cust_id;