Add the dmaengine bindings for the JZ4775 SoC from Ingenic. Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx> Acked-by: Rob Herring <robh@xxxxxxxxxx> --- include/dt-bindings/dma/jz4775-dma.h | 44 ++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 include/dt-bindings/dma/jz4775-dma.h diff --git a/include/dt-bindings/dma/jz4775-dma.h b/include/dt-bindings/dma/jz4775-dma.h new file mode 100644 index 000000000000..8d27e2c69dca --- /dev/null +++ b/include/dt-bindings/dma/jz4775-dma.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * This header provides macros for JZ4775 DMA bindings. + * + * Copyright (c) 2020 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx> + */ + +#ifndef __DT_BINDINGS_DMA_JZ4775_DMA_H__ +#define __DT_BINDINGS_DMA_JZ4775_DMA_H__ + +/* + * Request type numbers for the JZ4775 DMA controller (written to the DRTn + * register for the channel). + */ +#define JZ4775_DMA_I2S0_TX 0x6 +#define JZ4775_DMA_I2S0_RX 0x7 +#define JZ4775_DMA_AUTO 0x8 +#define JZ4775_DMA_SADC_RX 0x9 +#define JZ4775_DMA_UART3_TX 0x0e +#define JZ4775_DMA_UART3_RX 0x0f +#define JZ4775_DMA_UART2_TX 0x10 +#define JZ4775_DMA_UART2_RX 0x11 +#define JZ4775_DMA_UART1_TX 0x12 +#define JZ4775_DMA_UART1_RX 0x13 +#define JZ4775_DMA_UART0_TX 0x14 +#define JZ4775_DMA_UART0_RX 0x15 +#define JZ4775_DMA_SSI0_TX 0x16 +#define JZ4775_DMA_SSI0_RX 0x17 +#define JZ4775_DMA_MSC0_TX 0x1a +#define JZ4775_DMA_MSC0_RX 0x1b +#define JZ4775_DMA_MSC1_TX 0x1c +#define JZ4775_DMA_MSC1_RX 0x1d +#define JZ4775_DMA_MSC2_TX 0x1e +#define JZ4775_DMA_MSC2_RX 0x1f +#define JZ4775_DMA_PCM0_TX 0x20 +#define JZ4775_DMA_PCM0_RX 0x21 +#define JZ4775_DMA_SMB0_TX 0x24 +#define JZ4775_DMA_SMB0_RX 0x25 +#define JZ4775_DMA_SMB1_TX 0x26 +#define JZ4775_DMA_SMB1_RX 0x27 +#define JZ4775_DMA_SMB2_TX 0x28 +#define JZ4775_DMA_SMB2_RX 0x29 + +#endif /* __DT_BINDINGS_DMA_JZ4775_DMA_H__ */ -- 2.11.0
