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Subject[PATCH v5 4/5] mfd: rn5t618: add more subdevices
Date
The RC5T619 has a RTC which is missing in the
RN5T618. Add it as subdevice to prepare for their implementation

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
Changes in v3:
- alignment cleanup
drivers/mfd/rn5t618.c | 19 +++++++++++++++++--
1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c
index 6bdc5a023cbf..ec378715137b 100644
--- a/drivers/mfd/rn5t618.c
+++ b/drivers/mfd/rn5t618.c
@@ -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 +23,12 @@ static const struct mfd_cell rn5t618_cells[] = {
{ .name = "rn5t618-wdt" },
};

+static const struct mfd_cell rc5t619_cells[] = {
+ { .name = "rn5t618-regulator" },
+ { .name = "rc5t619-rtc" },
+ { .name = "rn5t618-wdt" },
+};
+
static bool rn5t618_volatile_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
@@ -173,8 +180,16 @@ 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;
--
2.11.0
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