Added device tree entries for default GPIO1 rising-edge index, falling-edge index, and falling-edge timeout to be written to the corresponding DSP firmware controls during initialization. Change-Id: Ib8f0b662fdf8367e31608cdc121fdcade0fdd1be Signed-off-by: Jeff LaBundy <jeff.labundy@cirrus.com> Signed-off-by: Ravi Vembu <raviv@motorola.com>