diff --git a/include/dt-bindings/dma/jz4780-dma.h b/include/dt-bindings/dma/jz4780-dma.h
deleted file mode 100644
index df017fdfb44ef7b18d8abce8429cc0da636797ed..0000000000000000000000000000000000000000
--- a/include/dt-bindings/dma/jz4780-dma.h
+++ /dev/null
@@ -1,49 +0,0 @@
-#ifndef __DT_BINDINGS_DMA_JZ4780_DMA_H__
-#define __DT_BINDINGS_DMA_JZ4780_DMA_H__
-
-/*
- * Request type numbers for the JZ4780 DMA controller (written to the DRTn
- * register for the channel).
- */
-#define JZ4780_DMA_I2S1_TX	0x4
-#define JZ4780_DMA_I2S1_RX	0x5
-#define JZ4780_DMA_I2S0_TX	0x6
-#define JZ4780_DMA_I2S0_RX	0x7
-#define JZ4780_DMA_AUTO		0x8
-#define JZ4780_DMA_SADC_RX	0x9
-#define JZ4780_DMA_UART4_TX	0xc
-#define JZ4780_DMA_UART4_RX	0xd
-#define JZ4780_DMA_UART3_TX	0xe
-#define JZ4780_DMA_UART3_RX	0xf
-#define JZ4780_DMA_UART2_TX	0x10
-#define JZ4780_DMA_UART2_RX	0x11
-#define JZ4780_DMA_UART1_TX	0x12
-#define JZ4780_DMA_UART1_RX	0x13
-#define JZ4780_DMA_UART0_TX	0x14
-#define JZ4780_DMA_UART0_RX	0x15
-#define JZ4780_DMA_SSI0_TX	0x16
-#define JZ4780_DMA_SSI0_RX	0x17
-#define JZ4780_DMA_SSI1_TX	0x18
-#define JZ4780_DMA_SSI1_RX	0x19
-#define JZ4780_DMA_MSC0_TX	0x1a
-#define JZ4780_DMA_MSC0_RX	0x1b
-#define JZ4780_DMA_MSC1_TX	0x1c
-#define JZ4780_DMA_MSC1_RX	0x1d
-#define JZ4780_DMA_MSC2_TX	0x1e
-#define JZ4780_DMA_MSC2_RX	0x1f
-#define JZ4780_DMA_PCM0_TX	0x20
-#define JZ4780_DMA_PCM0_RX	0x21
-#define JZ4780_DMA_SMB0_TX	0x24
-#define JZ4780_DMA_SMB0_RX	0x25
-#define JZ4780_DMA_SMB1_TX	0x26
-#define JZ4780_DMA_SMB1_RX	0x27
-#define JZ4780_DMA_SMB2_TX	0x28
-#define JZ4780_DMA_SMB2_RX	0x29
-#define JZ4780_DMA_SMB3_TX	0x2a
-#define JZ4780_DMA_SMB3_RX	0x2b
-#define JZ4780_DMA_SMB4_TX	0x2c
-#define JZ4780_DMA_SMB4_RX	0x2d
-#define JZ4780_DMA_DES_TX	0x2e
-#define JZ4780_DMA_DES_RX	0x2f
-
-#endif /* __DT_BINDINGS_DMA_JZ4780_DMA_H__ */