GPS_HWPDN_EN     2388 drivers/net/wireless/realtek/rtlwifi/rtl8821ae/reg.h #define	GPS_HWPDN_EN			BIT(20)
GPS_HWPDN_EN     1274 drivers/staging/rtl8188eu/include/rtl8188e_spec.h #define	GPS_HWPDN_EN				BIT(20)
GPS_HWPDN_EN     1678 drivers/staging/rtl8723bs/include/hal_com_reg.h #define GPS_HWPDN_EN			BIT20	/*  Enable GPIO[10] as GPS HW PDn source */