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    Subject[PATCH RESEND 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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