redonkable/remarkable-linux
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mfd: wm8994: Store platform data in device

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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>
This commit is contained in:
Mark Brown 2012-10-08 11:21:09 +09:00
parent cd22000ade
commit a8a8fc287d
2 changed files with 23 additions and 16 deletions
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35
drivers/mfd/wm8994-core.c
View file

@ -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 */
@ -604,25 +610,22 @@ 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;
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]);
}
/* 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;
if (pdata->spkmode_pu)
pulls |= WM8994_SPKMODE_PU;
}
wm8994->ldo_ena_always_driven = pdata->ldo_ena_always_driven;
if (pdata->spkmode_pu)
pulls |= WM8994_SPKMODE_PU;
/* Disable unneeded pulls */
wm8994_set_bits(wm8994, WM8994_PULL_CONTROL_2,
WM8994_LDO1ENA_PD | WM8994_LDO2ENA_PD |

4
include/linux/mfd/wm8994/core.h
View file

@ -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;