Make the initialization sequence more flexible
Make the initialization sequence more flexible

According to the SD specification v2.00 we this is the right way to
initialize a card using the v1 protocol in a forward-compatible way.

c1728p9/mbed-os,kjbracey-arm/mbed,betzw/mbed-os,betzw/mbed-os,c1728p9/mbed-os,c1728p9/mbed-os,andcor02/mbed-os,betzw/mbed-os,mbedmicro/mbed,andcor02/mbed-os,mbedmicro/mbed,c1728p9/mbed-os,betzw/mbed-os,kjbracey-arm/mbed,andcor02/mbed-os,kjbracey-arm/mbed,c1728p9/mbed-os,mbedmicro/mbed,andcor02/mbed-os,betzw/mbed-os,mbedmicro/mbed,andcor02/mbed-os,c1728p9/mbed-os,betzw/mbed-os,mbedmicro/mbed,kjbracey-arm/mbed,andcor02/mbed-os