Merge "trusty: spi: Add SPI proxy daemon" am: 28215f8d36 am: 5296b4e628 am: 5b552aed84

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1340634

Change-Id: I775b8d36603f4230291af111bbee43c284d77f9b