sdm: Add SPD information for HDMI

- Send SPI(source product information) to HDMI driver
- Vendor name and product descrpition information is passed to
  the HDMI device, which will be used by the TV to show the
  source information instead of INPUT1. INPUT2, etc.,

Change-Id: I2658ec39f95793e25f1fe36525cdc3701f9c64b3
7 files changed