1 files changed, 0 insertions, 56 deletions
diff --git a/chip/npcx/audio_codec_dmic.c b/chip/npcx/audio_codec_dmic.c
deleted file mode 100644
index e242a8b2d2..0000000000
--- a/chip/npcx/audio_codec_dmic.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright 2020 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "audio_codec.h"
-#include "ec_commands.h"
-#include "wov_chip.h"
-
-int audio_codec_dmic_get_max_gain(uint8_t *gain)
-{
-	*gain = 31;
-	return EC_SUCCESS;
-}
-
-int audio_codec_dmic_set_gain_idx(uint8_t channel, uint8_t gain)
-{
-	int left_gain, right_gain;
-
-	wov_get_gain(&left_gain, &right_gain);
-
-	switch (channel) {
-	case EC_CODEC_DMIC_CHANNEL_0:
-		left_gain = gain;
-		break;
-	case EC_CODEC_DMIC_CHANNEL_1:
-		right_gain = gain;
-		break;
-	default:
-		return EC_ERROR_UNKNOWN;
-	}
-
-	wov_set_gain(left_gain, right_gain);
-	return EC_SUCCESS;
-}
-
-int audio_codec_dmic_get_gain_idx(uint8_t channel, uint8_t *gain)
-{
-	int left_gain, right_gain;
-
-	wov_get_gain(&left_gain, &right_gain);
-
-	switch (channel) {
-	case EC_CODEC_DMIC_CHANNEL_0:
-		*gain = left_gain;
-		break;
-	case EC_CODEC_DMIC_CHANNEL_1:
-		*gain = right_gain;
-		break;
-	default:
-		return EC_ERROR_UNKNOWN;
-	}
-
-	return EC_SUCCESS;
-}