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dmaengine: ti: New directory for Texas Instruments DMA drivers

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Collect the Texas Instruments DMA drivers under drivers/dma/ti/

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Peter Ujfalusi 2018-04-25 11:45:03 +03:00 committed by Vinod Koul
parent 60cc43fc88
commit d88b1397c6
8 changed files with 49 additions and 37 deletions
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31
drivers/dma/Kconfig
View file

@ -151,13 +151,6 @@ config DMA_JZ4780
If you have a board based on such a SoC and wish to use DMA for
devices which can use the DMA controller, say Y or M here.
config DMA_OMAP
tristate "OMAP DMA support"
depends on ARCH_OMAP || COMPILE_TEST
select DMA_ENGINE
select DMA_VIRTUAL_CHANNELS
select TI_DMA_CROSSBAR if (SOC_DRA7XX || COMPILE_TEST)
config DMA_SA11X0
tristate "SA-11x0 DMA support"
depends on ARCH_SA1100 || COMPILE_TEST
@ -574,28 +567,6 @@ config TIMB_DMA
help
Enable support for the Timberdale FPGA DMA engine.
config TI_CPPI41
tristate "CPPI 4.1 DMA support"
depends on (ARCH_OMAP || ARCH_DAVINCI_DA8XX)
select DMA_ENGINE
help
The Communications Port Programming Interface (CPPI) 4.1 DMA engine
is currently used by the USB driver on AM335x and DA8xx platforms.
config TI_DMA_CROSSBAR
bool
config TI_EDMA
bool "TI EDMA support"
depends on ARCH_DAVINCI || ARCH_OMAP || ARCH_KEYSTONE || COMPILE_TEST
select DMA_ENGINE
select DMA_VIRTUAL_CHANNELS
select TI_DMA_CROSSBAR if (ARCH_OMAP || COMPILE_TEST)
default n
help
Enable support for the TI EDMA controller. This DMA
engine is found on TI DaVinci and AM33xx parts.
config XGENE_DMA
tristate "APM X-Gene DMA support"
depends on ARCH_XGENE || COMPILE_TEST
@ -653,6 +624,8 @@ source "drivers/dma/hsu/Kconfig"
source "drivers/dma/sh/Kconfig"
source "drivers/dma/ti/Kconfig"
# clients
comment "DMA Clients"
depends on DMA_ENGINE

5
drivers/dma/Makefile
View file

@ -24,7 +24,6 @@ obj-$(CONFIG_COH901318) += coh901318.o coh901318_lli.o
obj-$(CONFIG_DMA_BCM2835) += bcm2835-dma.o
obj-$(CONFIG_DMA_JZ4740) += dma-jz4740.o
obj-$(CONFIG_DMA_JZ4780) += dma-jz4780.o
obj-$(CONFIG_DMA_OMAP) += omap-dma.o
obj-$(CONFIG_DMA_SA11X0) += sa11x0-dma.o
obj-$(CONFIG_DMA_SUN4I) += sun4i-dma.o
obj-$(CONFIG_DMA_SUN6I) += sun6i-dma.o
@ -69,13 +68,11 @@ obj-$(CONFIG_TXX9_DMAC) += txx9dmac.o
obj-$(CONFIG_TEGRA20_APB_DMA) += tegra20-apb-dma.o
obj-$(CONFIG_TEGRA210_ADMA) += tegra210-adma.o
obj-$(CONFIG_TIMB_DMA) += timb_dma.o
obj-$(CONFIG_TI_CPPI41) += cppi41.o
obj-$(CONFIG_TI_DMA_CROSSBAR) += ti-dma-crossbar.o
obj-$(CONFIG_TI_EDMA) += edma.o
obj-$(CONFIG_XGENE_DMA) += xgene-dma.o
obj-$(CONFIG_ZX_DMA) += zx_dma.o
obj-$(CONFIG_ST_FDMA) += st_fdma.o
obj-y += mediatek/
obj-y += qcom/
obj-y += ti/
obj-y += xilinx/

37
drivers/dma/ti/Kconfig Normal file
View file

@ -0,0 +1,37 @@
#
# Texas Instruments DMA drivers
#
config TI_CPPI41
tristate "Texas Instruments CPPI 4.1 DMA support"
depends on (ARCH_OMAP || ARCH_DAVINCI_DA8XX)
select DMA_ENGINE
help
The Communications Port Programming Interface (CPPI) 4.1 DMA engine
is currently used by the USB driver on AM335x and DA8xx platforms.
config TI_EDMA
tristate "Texas Instruments EDMA support"
depends on ARCH_DAVINCI || ARCH_OMAP || ARCH_KEYSTONE || COMPILE_TEST
select DMA_ENGINE
select DMA_VIRTUAL_CHANNELS
select TI_DMA_CROSSBAR if (ARCH_OMAP || COMPILE_TEST)
default y
help
Enable support for the TI EDMA (Enhanced DMA) controller. This DMA
engine is found on TI DaVinci, AM33xx, AM43xx, DRA7xx and Keystone 2
parts.
config DMA_OMAP
tristate "Texas Instruments sDMA (omap-dma) support"
depends on ARCH_OMAP || COMPILE_TEST
select DMA_ENGINE
select DMA_VIRTUAL_CHANNELS
select TI_DMA_CROSSBAR if (SOC_DRA7XX || COMPILE_TEST)
default y
help
Enable support for the TI sDMA (System DMA or DMA4) controller. This
DMA engine is found on OMAP and DRA7xx parts.
config TI_DMA_CROSSBAR
bool

5
drivers/dma/ti/Makefile Normal file
View file

@ -0,0 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_TI_CPPI41) += cppi41.o
obj-$(CONFIG_TI_EDMA) += edma.o
obj-$(CONFIG_DMA_OMAP) += omap-dma.o
obj-$(CONFIG_TI_DMA_CROSSBAR) += dma-crossbar.o

2
drivers/dma/cppi41.c → drivers/dma/ti/cppi41.c
View file

@ -11,7 +11,7 @@
#include <linux/interrupt.h>
#include <linux/of_address.h>
#include <linux/pm_runtime.h>
#include "dmaengine.h"
#include "../dmaengine.h"
#define DESC_TYPE 27
#define DESC_TYPE_HOST 0x10

0
drivers/dma/ti-dma-crossbar.c → drivers/dma/ti/dma-crossbar.c
View file

4
drivers/dma/edma.c → drivers/dma/ti/edma.c
View file

@ -33,8 +33,8 @@
#include <linux/platform_data/edma.h>
#include "dmaengine.h"
#include "virt-dma.h"
#include "../dmaengine.h"
#include "../virt-dma.h"
/* Offsets matching "struct edmacc_param" */
#define PARM_OPT 0x00

2
drivers/dma/omap-dma.c → drivers/dma/ti/omap-dma.c
View file

@ -21,7 +21,7 @@
#include <linux/of_dma.h>
#include <linux/of_device.h>
#include "virt-dma.h"
#include "../virt-dma.h"
#define OMAP_SDMA_REQUESTS 127
#define OMAP_SDMA_CHANNELS 32