Commit be80507d authored by Zhou Yanjie's avatar Zhou Yanjie Committed by Vinod Koul
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dt-bindings: dmaengine: Add X1000 bindings. 



Add the dmaengine bindings for the X1000 Soc from Ingenic.

Signed-off-by: default avatarZhou Yanjie <zhouyanjie@zoho.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1571937670-30828-2-git-send-email-zhouyanjie@zoho.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 6ccd692b

Documentation/devicetree/bindings/dma/jz4780-dma.txt

+2 −1
Original line number Diff line number Diff line
@@ -7,10 +7,11 @@ Required properties: 
  * ingenic,jz4725b-dma

  * ingenic,jz4770-dma

  * ingenic,jz4780-dma

  * ingenic,x1000-dma

- reg: Should contain the DMA channel registers location and length, followed

  by the DMA controller registers location and length.

- interrupts: Should contain the interrupt specifier of the DMA controller.

- clocks: Should contain a clock specifier for the JZ4780 PDMA clock.

- clocks: Should contain a clock specifier for the JZ4780/X1000 PDMA clock.

- #dma-cells: Must be <2>. Number of integer cells in the dmas property of

  DMA clients (see below).

include/dt-bindings/dma/x1000-dma.h

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+40 −0
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/* SPDX-License-Identifier: GPL-2.0-only */

/*

 * This header provides macros for X1000 DMA bindings.

 *

 * Copyright (c) 2019 Zhou Yanjie <zhouyanjie@zoho.com>

 */



#ifndef __DT_BINDINGS_DMA_X1000_DMA_H__

#define __DT_BINDINGS_DMA_X1000_DMA_H__



/*

 * Request type numbers for the X1000 DMA controller (written to the DRTn

 * register for the channel).

 */

#define X1000_DMA_DMIC_RX	0x5

#define X1000_DMA_I2S0_TX	0x6

#define X1000_DMA_I2S0_RX	0x7

#define X1000_DMA_AUTO		0x8

#define X1000_DMA_UART2_TX	0x10

#define X1000_DMA_UART2_RX	0x11

#define X1000_DMA_UART1_TX	0x12

#define X1000_DMA_UART1_RX	0x13

#define X1000_DMA_UART0_TX	0x14

#define X1000_DMA_UART0_RX	0x15

#define X1000_DMA_SSI0_TX	0x16

#define X1000_DMA_SSI0_RX	0x17

#define X1000_DMA_MSC0_TX	0x1a

#define X1000_DMA_MSC0_RX	0x1b

#define X1000_DMA_MSC1_TX	0x1c

#define X1000_DMA_MSC1_RX	0x1d

#define X1000_DMA_PCM0_TX	0x20

#define X1000_DMA_PCM0_RX	0x21

#define X1000_DMA_SMB0_TX	0x24

#define X1000_DMA_SMB0_RX	0x25

#define X1000_DMA_SMB1_TX	0x26

#define X1000_DMA_SMB1_RX	0x27

#define X1000_DMA_SMB2_TX	0x28

#define X1000_DMA_SMB2_RX	0x29



#endif /* __DT_BINDINGS_DMA_X1000_DMA_H__ */