ASoC: apq8009: add changes to enable lpass_mclk for apq8009

Modify audio_ref_clk_probe and lpass_mclk_prepare functions to read lpass
gpio register and lpass-clock values from dtsi to enable lpass_mclk.

Enable LPASS_CLK_VER_2 and use cdc digital clock support for apq8009
target.

Change-Id: I5532d274b51cb69fbb58e39dd8f48bb3a8d10039
Signed-off-by: Raja Mallik <rmallik@codeaurora.org>
Signed-off-by: Chinkit Kumar,Kirti Kumar Parmar <parma@codeaurora.org>
Signed-off-by: Raja Mallik <rmallik@codeaurora.org>
diff --git a/include/dsp/apr_audio-v2.h b/include/dsp/apr_audio-v2.h
index 6835701..2510852 100644
--- a/include/dsp/apr_audio-v2.h
+++ b/include/dsp/apr_audio-v2.h
@@ -9418,6 +9418,7 @@
 #define AVCS_CMDRSP_GET_FWK_VERSION (0x0001292D)
 
 #define AVCS_SERVICE_ID_ALL (0xFFFFFFFF)
+#define AVCS_SERVICE_ID_AFE (0x4)
 #define APRV2_IDS_SERVICE_ID_ADSP_CVP_V	(0xB)
 
 struct avcs_get_fwk_version {