ASoC: codecs: wcd9335: Add define for number of DAIs

Number of DAIs in the codec is not really a binding, because it could
grow, e.g. when we implement missing features. Add the define to the
driver, which will replace the one in the binding header.

Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

sound/soc/codecs/wcd9335.c

···
 	{"AMIC MUX" #id, "ADC5", "ADC5"},		\
 	{"AMIC MUX" #id, "ADC6", "ADC6"}
 
+#define NUM_CODEC_DAIS          7
+
 enum {
 	WCD9335_RX0 = 0,
 	WCD9335_RX1,