xref: /freebsd/sys/contrib/device-tree/include/dt-bindings/dma/x1000-dma.h (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * This header provides macros for X1000 DMA bindings.
4  *
5  * Copyright (c) 2019 Zhou Yanjie <zhouyanjie@zoho.com>
6  */
7 
8 #ifndef __DT_BINDINGS_DMA_X1000_DMA_H__
9 #define __DT_BINDINGS_DMA_X1000_DMA_H__
10 
11 /*
12  * Request type numbers for the X1000 DMA controller (written to the DRTn
13  * register for the channel).
14  */
15 #define X1000_DMA_DMIC_RX	0x5
16 #define X1000_DMA_I2S0_TX	0x6
17 #define X1000_DMA_I2S0_RX	0x7
18 #define X1000_DMA_AUTO		0x8
19 #define X1000_DMA_UART2_TX	0x10
20 #define X1000_DMA_UART2_RX	0x11
21 #define X1000_DMA_UART1_TX	0x12
22 #define X1000_DMA_UART1_RX	0x13
23 #define X1000_DMA_UART0_TX	0x14
24 #define X1000_DMA_UART0_RX	0x15
25 #define X1000_DMA_SSI0_TX	0x16
26 #define X1000_DMA_SSI0_RX	0x17
27 #define X1000_DMA_MSC0_TX	0x1a
28 #define X1000_DMA_MSC0_RX	0x1b
29 #define X1000_DMA_MSC1_TX	0x1c
30 #define X1000_DMA_MSC1_RX	0x1d
31 #define X1000_DMA_PCM0_TX	0x20
32 #define X1000_DMA_PCM0_RX	0x21
33 #define X1000_DMA_SMB0_TX	0x24
34 #define X1000_DMA_SMB0_RX	0x25
35 #define X1000_DMA_SMB1_TX	0x26
36 #define X1000_DMA_SMB1_RX	0x27
37 #define X1000_DMA_SMB2_TX	0x28
38 #define X1000_DMA_SMB2_RX	0x29
39 
40 #endif /* __DT_BINDINGS_DMA_X1000_DMA_H__ */
41