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mfd: 88pm800: Enhance sub devices initialization

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Separate the devices initialization into different functions.
It makes the probe function clearer.

Signed-off-by: Chao Xie <chao.xie@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Chao Xie 2013-06-14 01:21:52 -04:00 committed by Samuel Ortiz
parent 03dcc544bf
commit 3a3ece5415
1 changed files with 41 additions and 18 deletions
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59
drivers/mfd/88pm800.c
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@ -305,6 +305,40 @@ static int device_gpadc_init(struct pm80x_chip *chip,
return ret;
}
static int device_onkey_init(struct pm80x_chip *chip,
struct pm80x_platform_data *pdata)
{
int ret;
ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0],
ARRAY_SIZE(onkey_devs), &onkey_resources[0], 0,
NULL);
if (ret) {
dev_err(chip->dev, "Failed to add onkey subdev\n");
return ret;
}
return 0;
}
static int device_rtc_init(struct pm80x_chip *chip,
struct pm80x_platform_data *pdata)
{
int ret;
rtc_devs[0].platform_data = pdata->rtc;
rtc_devs[0].pdata_size =
pdata->rtc ? sizeof(struct pm80x_rtc_pdata) : 0;
ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0],
ARRAY_SIZE(rtc_devs), NULL, 0, NULL);
if (ret) {
dev_err(chip->dev, "Failed to add rtc subdev\n");
return ret;
}
return 0;
}
static int device_irq_init_800(struct pm80x_chip *chip)
{
struct regmap *map = chip->regmap;
@ -454,27 +488,16 @@ static int device_800_init(struct pm80x_chip *chip,
goto out;
}
ret =
mfd_add_devices(chip->dev, 0, &onkey_devs[0],
ARRAY_SIZE(onkey_devs), &onkey_resources[0], 0,
NULL);
if (ret < 0) {
ret = device_onkey_init(chip, pdata);
if (ret) {
dev_err(chip->dev, "Failed to add onkey subdev\n");
goto out_dev;
} else
dev_info(chip->dev, "[%s]:Added mfd onkey_devs\n", __func__);
}
if (pdata && pdata->rtc) {
rtc_devs[0].platform_data = pdata->rtc;
rtc_devs[0].pdata_size = sizeof(struct pm80x_rtc_pdata);
ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0],
ARRAY_SIZE(rtc_devs), NULL, 0, NULL);
if (ret < 0) {
dev_err(chip->dev, "Failed to add rtc subdev\n");
goto out_dev;
} else
dev_info(chip->dev,
"[%s]:Added mfd rtc_devs\n", __func__);
ret = device_rtc_init(chip, pdata);
if (ret) {
dev_err(chip->dev, "Failed to add rtc subdev\n");
goto out;
}
return 0;