Fix SD activity LED on 3B+
Detail: hdr/BCM2835 - Add some new board revision values s/SDIO - Treat the 3B+ the same as the 3B when handling the activity LED. Also detect the Embest-manufactured CM1 and treat it the same as the Sony one. Admin: Tested on Raspberry Pi 3B+ Version 0.74. Tagged as 'BCM2835-0_74'
Showing with 30 additions and 23 deletions