Signed-off-by: Álvaro Fernández Rojas noltari@gmail.com --- v11: no changes v10: fix license identifiers v9: no changes v8: introduce bcm6368-enet driver
arch/mips/dts/brcm,bcm6328.dtsi | 13 +++++++++++++ include/dt-bindings/dma/bcm6328-dma.h | 14 ++++++++++++++ 2 files changed, 27 insertions(+) create mode 100644 include/dt-bindings/dma/bcm6328-dma.h
diff --git a/arch/mips/dts/brcm,bcm6328.dtsi b/arch/mips/dts/brcm,bcm6328.dtsi index e00a2950e2..6fa49e22bb 100644 --- a/arch/mips/dts/brcm,bcm6328.dtsi +++ b/arch/mips/dts/brcm,bcm6328.dtsi @@ -4,6 +4,7 @@ */
#include <dt-bindings/clock/bcm6328-clock.h> +#include <dt-bindings/dma/bcm6328-dma.h> #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/power-domain/bcm6328-power-domain.h> #include <dt-bindings/reset/bcm6328-reset.h> @@ -187,5 +188,17 @@ reg = <0x10003000 0x864>; u-boot,dm-pre-reloc; }; + + iudma: dma-controller@1000d800 { + compatible = "brcm,bcm6368-iudma"; + reg = <0x1000d800 0x80>, + <0x1000da00 0x80>, + <0x1000dc00 0x80>; + reg-names = "dma", + "dma-channels", + "dma-sram"; + #dma-cells = <1>; + dma-channels = <8>; + }; }; }; diff --git a/include/dt-bindings/dma/bcm6328-dma.h b/include/dt-bindings/dma/bcm6328-dma.h new file mode 100644 index 0000000000..7494df2feb --- /dev/null +++ b/include/dt-bindings/dma/bcm6328-dma.h @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Álvaro Fernández Rojas noltari@gmail.com + * + * Derived from linux/drivers/net/ethernet/broadcom/bcm63xx_enet.c + */ + +#ifndef __DT_BINDINGS_DMA_BCM6328_H +#define __DT_BINDINGS_DMA_BCM6328_H + +#define BCM6328_DMA_ENETSW_RX 0 +#define BCM6328_DMA_ENETSW_TX 1 + +#endif /* __DT_BINDINGS_DMA_BCM6328_H */