diff --git a/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c b/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
index 8c70e68b64..72bcbeccd0 100644
--- a/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
+++ b/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
@@ -172,22 +172,3 @@ void pcm_play_unlock(void)
 
     restore_irq(flags);
 }
-
-static int get_dma_count(void)
-{
-    int count = REG_DMAC_DTCR(DMA_AIC_TX_CHANNEL);
-    switch(REG_DMAC_DCMD(DMA_AIC_TX_CHANNEL) & DMAC_DCMD_DS_MASK)
-    {
-        case DMAC_DCMD_DS_16BIT:
-            count *= 2;
-            break;
-        case DMAC_DCMD_DS_32BIT:
-            count *= 4;
-            break;
-        case DMAC_DCMD_DS_16BYTE:
-            count *= 16;
-            break;
-    }
-
-    return count;
-}