WIP: xtensa: xtfpga: add sound card to xtfpga dts

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
WIP: ASoC: add xtensa xtfpga I2S interface and platform

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
WIP: clk: TI CDCE706 clock synthesizer driver

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
WIP: ASoC: xtfpga I2S misc

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
xtensa: add fsf_2014 variant

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>