diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index f0f862ce9f1abcbb5901b3cb70b0ba29701950b5..2d014cbf5341dfe9604024ced2197fffad1bb07b 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1083,6 +1083,7 @@ static int vc4_hdmi_audio_prepare(struct snd_pcm_substream *substream,
 
 	HDMI_WRITE(HDMI_MAI_CONFIG,
 		   VC4_HDMI_MAI_CONFIG_BIT_REVERSE |
+		   VC4_HDMI_MAI_CONFIG_FORMAT_REVERSE |
 		   VC4_SET_FIELD(channel_mask, VC4_HDMI_MAI_CHANNEL_MASK));
 
 	channel_map = vc4_hdmi->variant->channel_map(vc4_hdmi, channel_mask);