Messages in this thread | | | Date | Wed, 3 Jul 2013 11:53:20 +0800 | From | Hongbo Zhang <> | Subject | Re: [PATCH 1/2] DMA: Freescale: Add new 8-channel DMA engine device tree nodes |
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hmm...add the devicetree-discuss@lists.ozlabs.org into list.
Note that we are discussing a better naming for this new compatible property in the corresponding [PATCH 2/2], so I will resend a v2 of this patch.
On 07/01/2013 11:46 AM, hongbo.zhang@freescale.com wrote: > From: Hongbo Zhang <hongbo.zhang@freescale.com> > > Freescale QorIQ T4 and B4 introduce new 8-channel DMA engines, this patch add > the device tree nodes for them. > > Signed-off-by: Hongbo Zhang <hongbo.zhang@freescale.com> > --- > arch/powerpc/boot/dts/fsl/qoriq-dma2-0.dtsi | 90 +++++++++++++++++++++++++++ > arch/powerpc/boot/dts/fsl/qoriq-dma2-1.dtsi | 90 +++++++++++++++++++++++++++ > arch/powerpc/boot/dts/fsl/t4240si-post.dtsi | 4 +- > 3 files changed, 182 insertions(+), 2 deletions(-) > create mode 100644 arch/powerpc/boot/dts/fsl/qoriq-dma2-0.dtsi > create mode 100644 arch/powerpc/boot/dts/fsl/qoriq-dma2-1.dtsi > > diff --git a/arch/powerpc/boot/dts/fsl/qoriq-dma2-0.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-dma2-0.dtsi > new file mode 100644 > index 0000000..c626c49 > --- /dev/null > +++ b/arch/powerpc/boot/dts/fsl/qoriq-dma2-0.dtsi > @@ -0,0 +1,90 @@ > +/* > + * QorIQ DMA device tree stub [ controller @ offset 0x100000 ] > + * > + * Copyright 2011-2013 Freescale Semiconductor Inc. > + * > + * Redistribution and use in source and binary forms, with or without > + * modification, are permitted provided that the following conditions are met: > + * * Redistributions of source code must retain the above copyright > + * notice, this list of conditions and the following disclaimer. > + * * Redistributions in binary form must reproduce the above copyright > + * notice, this list of conditions and the following disclaimer in the > + * documentation and/or other materials provided with the distribution. > + * * Neither the name of Freescale Semiconductor nor the > + * names of its contributors may be used to endorse or promote products > + * derived from this software without specific prior written permission. > + * > + * > + * ALTERNATIVELY, this software may be distributed under the terms of the > + * GNU General Public License ("GPL") as published by the Free Software > + * Foundation, either version 2 of that License or (at your option) any > + * later version. > + * > + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY > + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED > + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE > + * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY > + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES > + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; > + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND > + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT > + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS > + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. > + */ > + > +dma0: dma@100300 { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "fsl,eloplus-dma2"; > + reg = <0x100300 0x4 0x100600 0x4>; > + ranges = <0x0 0x100100 0x500>; > + cell-index = <0>; > + dma-channel@0 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x0 0x80>; > + cell-index = <0>; > + interrupts = <28 2 0 0>; > + }; > + dma-channel@80 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x80 0x80>; > + cell-index = <1>; > + interrupts = <29 2 0 0>; > + }; > + dma-channel@100 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x100 0x80>; > + cell-index = <2>; > + interrupts = <30 2 0 0>; > + }; > + dma-channel@180 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x180 0x80>; > + cell-index = <3>; > + interrupts = <31 2 0 0>; > + }; > + dma-channel@300 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x300 0x80>; > + cell-index = <4>; > + interrupts = <76 2 0 0>; > + }; > + dma-channel@380 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x380 0x80>; > + cell-index = <5>; > + interrupts = <77 2 0 0>; > + }; > + dma-channel@400 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x400 0x80>; > + cell-index = <6>; > + interrupts = <78 2 0 0>; > + }; > + dma-channel@480 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x480 0x80>; > + cell-index = <7>; > + interrupts = <79 2 0 0>; > + }; > +}; > diff --git a/arch/powerpc/boot/dts/fsl/qoriq-dma2-1.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-dma2-1.dtsi > new file mode 100644 > index 0000000..980ea77 > --- /dev/null > +++ b/arch/powerpc/boot/dts/fsl/qoriq-dma2-1.dtsi > @@ -0,0 +1,90 @@ > +/* > + * QorIQ DMA device tree stub [ controller @ offset 0x101000 ] > + * > + * Copyright 2011-2013 Freescale Semiconductor Inc. > + * > + * Redistribution and use in source and binary forms, with or without > + * modification, are permitted provided that the following conditions are met: > + * * Redistributions of source code must retain the above copyright > + * notice, this list of conditions and the following disclaimer. > + * * Redistributions in binary form must reproduce the above copyright > + * notice, this list of conditions and the following disclaimer in the > + * documentation and/or other materials provided with the distribution. > + * * Neither the name of Freescale Semiconductor nor the > + * names of its contributors may be used to endorse or promote products > + * derived from this software without specific prior written permission. > + * > + * > + * ALTERNATIVELY, this software may be distributed under the terms of the > + * GNU General Public License ("GPL") as published by the Free Software > + * Foundation, either version 2 of that License or (at your option) any > + * later version. > + * > + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY > + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED > + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE > + * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY > + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES > + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; > + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND > + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT > + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS > + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. > + */ > + > +dma1: dma@101300 { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "fsl,eloplus-dma2"; > + reg = <0x101300 0x4 0x101600 0x4>; > + ranges = <0x0 0x101100 0x500>; > + cell-index = <1>; > + dma-channel@0 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x0 0x80>; > + cell-index = <0>; > + interrupts = <32 2 0 0>; > + }; > + dma-channel@80 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x80 0x80>; > + cell-index = <1>; > + interrupts = <33 2 0 0>; > + }; > + dma-channel@100 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x100 0x80>; > + cell-index = <2>; > + interrupts = <34 2 0 0>; > + }; > + dma-channel@180 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x180 0x80>; > + cell-index = <3>; > + interrupts = <35 2 0 0>; > + }; > + dma-channel@300 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x300 0x80>; > + cell-index = <4>; > + interrupts = <80 2 0 0>; > + }; > + dma-channel@380 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x380 0x80>; > + cell-index = <5>; > + interrupts = <81 2 0 0>; > + }; > + dma-channel@400 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x400 0x80>; > + cell-index = <6>; > + interrupts = <82 2 0 0>; > + }; > + dma-channel@480 { > + compatible = "fsl,eloplus-dma-channel"; > + reg = <0x480 0x80>; > + cell-index = <7>; > + interrupts = <83 2 0 0>; > + }; > +}; > diff --git a/arch/powerpc/boot/dts/fsl/t4240si-post.dtsi b/arch/powerpc/boot/dts/fsl/t4240si-post.dtsi > index bd611a9..7d8bac6 100644 > --- a/arch/powerpc/boot/dts/fsl/t4240si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t4240si-post.dtsi > @@ -387,8 +387,8 @@ > reg = <0xea000 0x4000>; > }; > > -/include/ "qoriq-dma-0.dtsi" > -/include/ "qoriq-dma-1.dtsi" > +/include/ "qoriq-dma2-0.dtsi" > +/include/ "qoriq-dma2-1.dtsi" > > /include/ "qoriq-espi-0.dtsi" > spi@110000 {
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