The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)

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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/include/dt-bindings/dma/jz4775-dma.h

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    1 /* SPDX-License-Identifier: GPL-2.0-only */
    2 /*
    3  * This header provides macros for JZ4775 DMA bindings.
    4  *
    5  * Copyright (c) 2020 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
    6  */
    7 
    8 #ifndef __DT_BINDINGS_DMA_JZ4775_DMA_H__
    9 #define __DT_BINDINGS_DMA_JZ4775_DMA_H__
   10 
   11 /*
   12  * Request type numbers for the JZ4775 DMA controller (written to the DRTn
   13  * register for the channel).
   14  */
   15 #define JZ4775_DMA_I2S0_TX      0x6
   16 #define JZ4775_DMA_I2S0_RX      0x7
   17 #define JZ4775_DMA_AUTO         0x8
   18 #define JZ4775_DMA_SADC_RX      0x9
   19 #define JZ4775_DMA_UART3_TX     0x0e
   20 #define JZ4775_DMA_UART3_RX     0x0f
   21 #define JZ4775_DMA_UART2_TX     0x10
   22 #define JZ4775_DMA_UART2_RX     0x11
   23 #define JZ4775_DMA_UART1_TX     0x12
   24 #define JZ4775_DMA_UART1_RX     0x13
   25 #define JZ4775_DMA_UART0_TX     0x14
   26 #define JZ4775_DMA_UART0_RX     0x15
   27 #define JZ4775_DMA_SSI0_TX      0x16
   28 #define JZ4775_DMA_SSI0_RX      0x17
   29 #define JZ4775_DMA_MSC0_TX      0x1a
   30 #define JZ4775_DMA_MSC0_RX      0x1b
   31 #define JZ4775_DMA_MSC1_TX      0x1c
   32 #define JZ4775_DMA_MSC1_RX      0x1d
   33 #define JZ4775_DMA_MSC2_TX      0x1e
   34 #define JZ4775_DMA_MSC2_RX      0x1f
   35 #define JZ4775_DMA_PCM0_TX      0x20
   36 #define JZ4775_DMA_PCM0_RX      0x21
   37 #define JZ4775_DMA_SMB0_TX      0x24
   38 #define JZ4775_DMA_SMB0_RX      0x25
   39 #define JZ4775_DMA_SMB1_TX      0x26
   40 #define JZ4775_DMA_SMB1_RX      0x27
   41 #define JZ4775_DMA_SMB2_TX      0x28
   42 #define JZ4775_DMA_SMB2_RX      0x29
   43 
   44 #endif /* __DT_BINDINGS_DMA_JZ4775_DMA_H__ */

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