ASoC: dt-bindings: Add bindings for WCD9335 DAIs

Add bindings for the DAIs available in WCD9335 to avoid
having to use unclear number indices in device trees.

Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220622161322.168017-2-y.oudjana@protonmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

MAINTAINERS

@@ -16250,6 +16250,7 @@ M:	Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
 M:	Banajit Goswami <bgoswami@quicinc.com>
 L:	alsa-devel@alsa-project.org (moderated for non-subscribers)
 S:	Supported
+F:	include/dt-bindings/sound/qcom,wcd9335.h
 F:	sound/soc/codecs/lpass-rx-macro.*
 F:	sound/soc/codecs/lpass-tx-macro.*
 F:	sound/soc/codecs/lpass-va-macro.c

include/dt-bindings/sound/qcom,wcd9335.h

@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+
+#ifndef __DT_SOUND_QCOM_WCD9335_H
+#define __DT_SOUND_QCOM_WCD9335_H
+
+#define AIF1_PB                 0
+#define AIF1_CAP                1
+#define AIF2_PB                 2
+#define AIF2_CAP                3
+#define AIF3_PB                 4
+#define AIF3_CAP                5
+#define AIF4_PB                 6
+#define NUM_CODEC_DAIS          7
+
+#endif