Hi Angelo,
On Tue, Jun 5, 2018 at 11:45 PM, Angelo Dureghello <ang...@sysam.it> 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 <ang...@sysam.it>
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
> 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
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org
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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