mfd: kempld: Use PLATFORM_DEVID_NONE instead of -1
Use the `PLATFORM_DEVID_NONE` constant instead of hard-coding -1
when creating a platform device.
No functional changes are intended.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240223195113.880121-5-andriy.shevchenko@linux.intel.com
Signed-off-by: Lee Jones <lee@kernel.org>
authored by