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mfd: Add rtc support to 88pm860x

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Enable rtc function in 88pm860x PMIC.

Signed-off-by: Haojian Zhuang <[email protected]>
Cc: Alessandro Zummo <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
This commit is contained in:
Haojian Zhuang 2011-05-06 17:21:20 +08:00 • committed by Samuel Ortiz
commit 008b30408c
5 changed files with 473 additions and 0 deletions
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29
drivers/mfd/88pm860x-core.c
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@ -90,6 +90,10 @@ static struct resource charger_resources[] __devinitdata = {
{PM8607_IRQ_VCHG, PM8607_IRQ_VCHG, "vchg voltage", IORESOURCE_IRQ,},
};
static struct resource rtc_resources[] __devinitdata = {
{PM8607_IRQ_RTC, PM8607_IRQ_RTC, "rtc", IORESOURCE_IRQ,},
};
static struct mfd_cell bk_devs[] = {
{"88pm860x-backlight", 0,},
{"88pm860x-backlight", 1,},
@ -143,6 +147,10 @@ static struct mfd_cell power_devs[] = {
{"88pm860x-charger", -1,},
};
static struct mfd_cell rtc_devs[] = {
{"88pm860x-rtc", -1,},
};
static struct pm860x_backlight_pdata bk_pdata[ARRAY_SIZE(bk_devs)];
static struct pm860x_led_pdata led_pdata[ARRAY_SIZE(led_devs)];
static struct regulator_init_data regulator_pdata[ARRAY_SIZE(regulator_devs)];
@ -635,6 +643,26 @@ out:
return;
}
static void __devinit device_rtc_init(struct pm860x_chip *chip,
struct i2c_client *i2c,
struct pm860x_platform_data *pdata)
{
int ret;
if ((pdata == NULL))
return;
rtc_devs[0].platform_data = pdata->rtc;
rtc_devs[0].pdata_size = sizeof(struct pm860x_rtc_pdata);
rtc_devs[0].num_resources = ARRAY_SIZE(rtc_resources);
rtc_devs[0].resources = &rtc_resources[0];
ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0],
ARRAY_SIZE(rtc_devs), &rtc_resources[0],
chip->irq_base);
if (ret < 0)
dev_err(chip->dev, "Failed to add rtc subdev\n");
}
static void __devinit device_touch_init(struct pm860x_chip *chip,
struct i2c_client *i2c,
struct pm860x_platform_data *pdata)
@ -770,6 +798,7 @@ static void __devinit device_8607_init(struct pm860x_chip *chip,
goto out;
device_regulator_init(chip, i2c, pdata);
device_rtc_init(chip, i2c, pdata);
device_onkey_init(chip, i2c, pdata);
device_touch_init(chip, i2c, pdata);
device_power_init(chip, i2c, pdata);