Commit 76178a2c authored by Amelie Delaunay's avatar Amelie Delaunay Committed by Vinod Koul
Browse files

dmaengine: stm32: New directory for STM32 DMA controllers drivers 



Gather the STM32 DMA controllers under drivers/dma/stm32/

Signed-off-by: default avatarAmelie Delaunay <amelie.delaunay@foss.st.com>
Link: https://lore.kernel.org/r/20240531150712.2503554-3-amelie.delaunay@foss.st.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 8494ae75

drivers/dma/Kconfig

+2 −32
Original line number Diff line number Diff line
@@ -568,38 +568,6 @@ config ST_FDMA 
	  Say Y here if you have such a chipset.

	  If unsure, say N.



config STM32_DMA

	bool "STMicroelectronics STM32 DMA support"

	depends on ARCH_STM32 || COMPILE_TEST

	select DMA_ENGINE

	select DMA_VIRTUAL_CHANNELS

	help

	  Enable support for the on-chip DMA controller on STMicroelectronics

	  STM32 MCUs.

	  If you have a board based on such a MCU and wish to use DMA say Y

	  here.



config STM32_DMAMUX

	bool "STMicroelectronics STM32 dma multiplexer support"

	depends on STM32_DMA || COMPILE_TEST

	help

	  Enable support for the on-chip DMA multiplexer on STMicroelectronics

	  STM32 MCUs.

	  If you have a board based on such a MCU and wish to use DMAMUX say Y

	  here.



config STM32_MDMA

	bool "STMicroelectronics STM32 master dma support"

	depends on ARCH_STM32 || COMPILE_TEST

	depends on OF

	select DMA_ENGINE

	select DMA_VIRTUAL_CHANNELS

	help

	  Enable support for the on-chip MDMA controller on STMicroelectronics

	  STM32 platforms.

	  If you have a board based on STM32 SoC and wish to use the master DMA

	  say Y here.



config SPRD_DMA

	tristate "Spreadtrum DMA support"

	depends on ARCH_SPRD || COMPILE_TEST
@@ -772,6 +740,8 @@ source "drivers/dma/fsl-dpaa2-qdma/Kconfig" 


source "drivers/dma/lgm/Kconfig"



source "drivers/dma/stm32/Kconfig"



# clients

comment "DMA Clients"

	depends on DMA_ENGINE

drivers/dma/Makefile

+1 −3
Original line number Diff line number Diff line
@@ -70,9 +70,6 @@ obj-$(CONFIG_PXA_DMA) += pxa_dma.o 
obj-$(CONFIG_RENESAS_DMA) += sh/

obj-$(CONFIG_SF_PDMA) += sf-pdma/

obj-$(CONFIG_STE_DMA40) += ste_dma40.o ste_dma40_ll.o

obj-$(CONFIG_STM32_DMA) += stm32-dma.o

obj-$(CONFIG_STM32_DMAMUX) += stm32-dmamux.o

obj-$(CONFIG_STM32_MDMA) += stm32-mdma.o

obj-$(CONFIG_SPRD_DMA) += sprd-dma.o

obj-$(CONFIG_TXX9_DMAC) += txx9dmac.o

obj-$(CONFIG_TEGRA186_GPC_DMA) += tegra186-gpc-dma.o
@@ -88,5 +85,6 @@ obj-$(CONFIG_INTEL_LDMA) += lgm/ 


obj-y += mediatek/

obj-y += qcom/

obj-y += stm32/

obj-y += ti/

obj-y += xilinx/

drivers/dma/stm32/Kconfig

0 → 100644
+37 −0
Original line number Diff line number Diff line 
# SPDX-License-Identifier: GPL-2.0-only

#

# STM32 DMA controllers drivers

#

if ARCH_STM32 || COMPILE_TEST



config STM32_DMA

	bool "STMicroelectronics STM32 DMA support"

	select DMA_ENGINE

	select DMA_VIRTUAL_CHANNELS

	help

	  Enable support for the on-chip DMA controller on STMicroelectronics

	  STM32 platforms.

	  If you have a board based on STM32 SoC with such DMA controller

	  and want to use DMA say Y here.



config STM32_DMAMUX

	bool "STMicroelectronics STM32 DMA multiplexer support"

	depends on STM32_DMA

	help

	  Enable support for the on-chip DMA multiplexer on STMicroelectronics

	  STM32 platforms.

	  If you have a board based on STM32 SoC with such DMA multiplexer

	  and want to use DMAMUX say Y here.



config STM32_MDMA

	bool "STMicroelectronics STM32 master DMA support"

	depends on OF

	select DMA_ENGINE

	select DMA_VIRTUAL_CHANNELS

	help

	  Enable support for the on-chip MDMA controller on STMicroelectronics

	  STM32 platforms.

	  If you have a board based on STM32 SoC with such DMA controller

	  and want to use MDMA say Y here.



endif

drivers/dma/stm32/Makefile

0 → 100644
+4 −0
Original line number Diff line number Diff line 
# SPDX-License-Identifier: GPL-2.0-only

obj-$(CONFIG_STM32_DMA) += stm32-dma.o

obj-$(CONFIG_STM32_DMAMUX) += stm32-dmamux.o

obj-$(CONFIG_STM32_MDMA) += stm32-mdma.o

drivers/dma/stm32-dma.c→drivers/dma/stm32/stm32-dma.c

+1 −1
Original line number Diff line number Diff line
@@ -28,7 +28,7 @@ 
#include <linux/sched.h>

#include <linux/slab.h>



#include "virt-dma.h"

#include "../virt-dma.h"



#define STM32_DMA_LISR			0x0000 /* DMA Low Int Status Reg */

#define STM32_DMA_HISR			0x0004 /* DMA High Int Status Reg */