wifi: fill in MODULE_DESCRIPTION()s for p54spi

W=1 builds now warn if module is built without a MODULE_DESCRIPTION().
Add descriptions to the Prism54 SPI wireless driver.

Signed-off-by: Breno Leitao <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
Link: https://msgid.link/[email protected]

Author: leitao

drivers/net/wireless/intersil/p54/p54spi.c

@@ -700,6 +700,7 @@ static struct spi_driver p54spi_driver = {
 
 module_spi_driver(p54spi_driver);
 
+MODULE_DESCRIPTION("Prism54 SPI wireless driver");
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Christian Lamparter <[email protected]>");
 MODULE_ALIAS("spi:cx3110x");