rtlwifi: rtl8723ae: rtl8723-common: Create new driver for common code

The drivers for RTL8723AE and RTL8723BE have some code in common.
This commit creates a driver for this code that will be shared, and
copies those common routines from rtl8723ae's phy code.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --cc drivers/net/wireless/rtlwifi/Kconfig
Simple merge

diff --cc drivers/net/wireless/rtlwifi/Makefile
Simple merge

diff --cc drivers/net/wireless/rtlwifi/rtl8723ae/hal_btc.c
Simple merge

diff --cc drivers/net/wireless/rtlwifi/rtl8723ae/phy.c
Simple merge

diff --cc drivers/net/wireless/rtlwifi/rtl8723ae/phy.h
Simple merge

diff --cc drivers/net/wireless/rtlwifi/rtl8723ae/sw.c
Simple merge

diff --cc drivers/net/wireless/rtlwifi/rtl8723com/Makefile
Simple merge

diff --cc drivers/net/wireless/rtlwifi/rtl8723com/main.c
Simple merge

diff --cc drivers/net/wireless/rtlwifi/rtl8723com/phy_common.c
Simple merge

diff --cc drivers/net/wireless/rtlwifi/rtl8723com/phy_common.h
Simple merge