From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Tue, 20 Feb 2018 18:46:47 +0100 Subject: [U-Boot] [RFC v2 05/15] bmips: bcm6348: add bcm6348-iudma support In-Reply-To: <20180220174657.4000-1-noltari@gmail.com> References: <20180212163858.25601-1-noltari@gmail.com> <20180220174657.4000-1-noltari@gmail.com> Message-ID: <20180220174657.4000-6-noltari@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit To: u-boot@lists.denx.de Signed-off-by: Álvaro Fernández Rojas --- v2: no changes arch/mips/dts/brcm,bcm6348.dtsi | 16 ++++++++++++++++ include/dt-bindings/dma/bcm6348-dma.h | 17 +++++++++++++++++ 2 files changed, 33 insertions(+) create mode 100644 include/dt-bindings/dma/bcm6348-dma.h diff --git a/arch/mips/dts/brcm,bcm6348.dtsi b/arch/mips/dts/brcm,bcm6348.dtsi index 92fb91afc1..d774c59665 100644 --- a/arch/mips/dts/brcm,bcm6348.dtsi +++ b/arch/mips/dts/brcm,bcm6348.dtsi @@ -5,6 +5,7 @@ */ #include +#include #include #include #include "skeleton.dtsi" @@ -160,5 +161,20 @@ reg = <0xfffe2300 0x38>; u-boot,dm-pre-reloc; }; + + iudma: dma-controller at fffe7000 { + compatible = "brcm,bcm6348-iudma"; + reg = <0xfffe7000 0x1c>, + <0xfffe7100 0x40>, + <0xfffe7200 0x40>; + reg-names = "dma", + "dma-channels", + "dma-sram"; + #dma-cells = <1>; + dma-channels = <4>; + clocks = <&periph_clk BCM6348_CLK_ENET>; + resets = <&periph_rst BCM6348_RST_ENET>, + <&periph_rst BCM6348_RST_DMAMEM>; + }; }; }; diff --git a/include/dt-bindings/dma/bcm6348-dma.h b/include/dt-bindings/dma/bcm6348-dma.h new file mode 100644 index 0000000000..a1d3a6456d --- /dev/null +++ b/include/dt-bindings/dma/bcm6348-dma.h @@ -0,0 +1,17 @@ +/* + * Copyright (C) 2018 Álvaro Fernández Rojas + * + * Derived from linux/drivers/net/ethernet/broadcom/bcm63xx_enet.c + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __DT_BINDINGS_DMA_BCM6348_H +#define __DT_BINDINGS_DMA_BCM6348_H + +#define BCM6348_DMA_ENET0_RX 0 +#define BCM6348_DMA_ENET0_TX 1 +#define BCM6348_DMA_ENET1_RX 2 +#define BCM6348_DMA_ENET1_TX 3 + +#endif /* __DT_BINDINGS_DMA_BCM6348_H */ -- 2.11.0