Hi Geert,
On Wed, Jun 06, 2018 at 09:21:33AM +0200, Geert Uytterhoeven wrote:
> Hi Angelo,
>
> On Tue, Jun 5, 2018 at 11:45 PM, Angelo Dureghello <[email protected]> wrote:
> > This patch adds Kconfig and makefile changes to add ColdFire
> > mcf5441x family edma support.
> > A new fsl-edma-common module has been added, to collect common
> > code to fsl-edma.
> >
> > Signed-off-by: Angelo Dureghello <[email protected]>
>
> Thanks for your patch!
>
> > --- a/drivers/dma/Kconfig
> > +++ b/drivers/dma/Kconfig
> > @@ -220,11 +220,17 @@ config FSL_EDMA
> > depends on OF
> > select DMA_ENGINE
> > select DMA_VIRTUAL_CHANNELS
> > + select FSL_EDMA_COMMON
> > help
> > Support the Freescale eDMA engine with programmable channel
> > multiplexing capability for DMA request sources(slot).
> > This module can be found on Freescale Vybrid and LS-1 SoCs.
> >
> > +config FSL_EDMA_COMMON
> > + bool
> > + depends on FSL_EDMA || MCF_EDMA
> > + default n
>
> If this symbol is used only for controlling the build of a source file, then
> you don't really need it...
>
> > +
> > config FSL_RAID
> > tristate "Freescale RAID engine Support"
> > depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
> > @@ -327,6 +333,18 @@ config LPC18XX_DMAMUX
> > Enable support for DMA on NXP LPC18xx/43xx platforms
> > with PL080 and multiplexed DMA request lines.
> >
> > +config MCF_EDMA
> > + tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
> > + depends on M5441x
> > + select DMA_ENGINE
> > + select DMA_VIRTUAL_CHANNELS
> > + select FSL_EDMA_COMMON
> > + help
> > + Support the Freescale ColdFire eDMA engine, 64-channel
> > + implementation that performs complex data transfers with
> > + minimal intervention from a host processor.
> > + This module can be found on Freescale ColdFire mcf5441x SoCs.
> > +
> > config MMP_PDMA
> > bool "MMP PDMA support"
> > depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
> > diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
> > index 0f62a4d49aab..823a590f308b 100644
> > --- a/drivers/dma/Makefile
> > +++ b/drivers/dma/Makefile
> > @@ -33,6 +33,8 @@ obj-$(CONFIG_DW_DMAC_CORE) += dw/
> > obj-$(CONFIG_EP93XX_DMA) += ep93xx_dma.o
> > obj-$(CONFIG_FSL_DMA) += fsldma.o
> > obj-$(CONFIG_FSL_EDMA) += fsl-edma.o
> > +obj-$(CONFIG_FSL_EDMA_COMMON) += fsl-edma-common.o
> > +obj-$(CONFIG_MCF_EDMA) += mcf-edma.o
>
> ... as you can just write in the Makefile:
>
> obj-$(CONFIG_FSL_EDMA) += fsl-edma.o fsl-edma-common.o
> obj-$(CONFIG_MCF_EDMA) += mcf-edma.o fsl-edma-common.o
>
many thanks, will do that.
> > obj-$(CONFIG_FSL_RAID) += fsl_raid.o
> > obj-$(CONFIG_HSU_DMA) += hsu/
> > obj-$(CONFIG_IMG_MDC_DMA) += img-mdc-dma.o
>
> Gr{oetje,eeting}s,
>
> Geert
>
Regards,
Angelo
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 --
> [email protected]
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like
> that.
> -- Linus Torvalds
> --
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