redonkable/alistair23-linux
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mfd: rn5t618: Add more subdevices

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Since the RC5T619 has a RTC, use a separate subdevice list for that.
The ADC should be the same as in the RN5T618, according to drivers
in the wild, but since it is not tested, the ADC is only added for
the RC5T619.

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Andreas Kemnade 2020-03-20 09:11:02 +01:00 committed by Lee Jones
parent 11027ce6f1
commit bc61676617
1 changed files with 18 additions and 2 deletions
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20
drivers/mfd/rn5t618.c
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@ -14,6 +14,7 @@
#include <linux/mfd/rn5t618.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/reboot.h>
#include <linux/regmap.h>
@ -22,6 +23,13 @@ static const struct mfd_cell rn5t618_cells[] = {
{ .name = "rn5t618-wdt" },
};
static const struct mfd_cell rc5t619_cells[] = {
{ .name = "rn5t618-adc" },
{ .name = "rn5t618-regulator" },
{ .name = "rc5t619-rtc" },
{ .name = "rn5t618-wdt" },
};
static bool rn5t618_volatile_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
@ -167,8 +175,16 @@ static int rn5t618_i2c_probe(struct i2c_client *i2c,
return ret;
}
ret = devm_mfd_add_devices(&i2c->dev, -1, rn5t618_cells,
ARRAY_SIZE(rn5t618_cells), NULL, 0, NULL);
if (priv->variant == RC5T619)
ret = devm_mfd_add_devices(&i2c->dev, PLATFORM_DEVID_NONE,
rc5t619_cells,
ARRAY_SIZE(rc5t619_cells),
NULL, 0, NULL);
else
ret = devm_mfd_add_devices(&i2c->dev, PLATFORM_DEVID_NONE,
rn5t618_cells,
ARRAY_SIZE(rn5t618_cells),
NULL, 0, NULL);
if (ret) {
dev_err(&i2c->dev, "failed to add sub-devices: %d\n", ret);
return ret;