From mboxrd@z Thu Jan 1 00:00:00 1970 From: Randy Dunlap Subject: Re: [Patch v1 2/4] dma: tegra: Adding Tegra GPC DMA controller driver Date: Mon, 20 Jul 2020 08:42:03 -0700 Message-ID: References: <1595226856-19241-1-git-send-email-rgumasta@nvidia.com> <1595226856-19241-3-git-send-email-rgumasta@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1595226856-19241-3-git-send-email-rgumasta-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> Content-Language: en-US Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Rajesh Gumasta , ldewangan-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, vkoul-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, dmaengine-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: kyarlagadda-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, Pavan Kunapuli List-Id: linux-tegra@vger.kernel.org On 7/19/20 11:34 PM, Rajesh Gumasta wrote: > diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig > index e9ed916..be4c395 100644 > --- a/drivers/dma/Kconfig > +++ b/drivers/dma/Kconfig > @@ -639,6 +639,18 @@ config TEGRA210_ADMA > peripheral and vice versa. It does not support memory to > memory data transfer. > > +config TEGRA_GPC_DMA > + tristate "NVIDIA Tegra GPC DMA support" > + depends on ARCH_TEGRA_186_SOC || ARCH_TEGRA_194_SOC || COMPILE_TEST > + select DMA_ENGINE > + help > + Support for the NVIDIA Tegra186 and Tegra194 GPC DMA controller > + driver. The DMA controller is having multiple DMA channel which The DMA controller has multiple DMA channels which > + can be configured for different peripherals like UART, SPI, etc > + which are on APB bus. > + This DMA controller transfers data from memory to peripheral fifo FIFO > + or vice versa. It also supports memory to memory data transfer. > + > config TIMB_DMA > tristate "Timberdale FPGA DMA support" > depends on MFD_TIMBERDALE || COMPILE_TEST thanks. -- ~Randy