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Message-ID: <20180425084503.15934-1-peter.ujfalusi@ti.com>
Date: Wed, 25 Apr 2018 11:45:03 +0300
From: Peter Ujfalusi <peter.ujfalusi@...com>
To: <vinod.koul@...el.com>
CC: <linux-arm-kernel@...ts.infradead.org>,
<dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux-omap@...r.kernel.org>, <dan.j.williams@...el.com>,
<abailon@...libre.com>, <tony@...mide.com>,
<bigeasy@...utronix.de>, <linux@...linux.org.uk>, <nsekhar@...com>
Subject: [PATCH] dmaengine: ti: New directory for Texas Instruments DMA drivers
Collect the Texas Instruments DMA drivers under drivers/dma/ti/
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
---
drivers/dma/Kconfig | 31 +---------------
drivers/dma/Makefile | 5 +--
drivers/dma/ti/Kconfig | 37 +++++++++++++++++++
drivers/dma/ti/Makefile | 5 +++
drivers/dma/{ => ti}/cppi41.c | 2 +-
.../{ti-dma-crossbar.c => ti/dma-crossbar.c} | 0
drivers/dma/{ => ti}/edma.c | 4 +-
drivers/dma/{ => ti}/omap-dma.c | 2 +-
8 files changed, 49 insertions(+), 37 deletions(-)
create mode 100644 drivers/dma/ti/Kconfig
create mode 100644 drivers/dma/ti/Makefile
rename drivers/dma/{ => ti}/cppi41.c (99%)
rename drivers/dma/{ti-dma-crossbar.c => ti/dma-crossbar.c} (100%)
rename drivers/dma/{ => ti}/edma.c (99%)
rename drivers/dma/{ => ti}/omap-dma.c (99%)
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 6d61cd023633..ca1680afa20a 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -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
diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
index 0f62a4d49aab..203a99d68315 100644
--- a/drivers/dma/Makefile
+++ b/drivers/dma/Makefile
@@ -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/
diff --git a/drivers/dma/ti/Kconfig b/drivers/dma/ti/Kconfig
new file mode 100644
index 000000000000..e5e74e1361dc
--- /dev/null
+++ b/drivers/dma/ti/Kconfig
@@ -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
diff --git a/drivers/dma/ti/Makefile b/drivers/dma/ti/Makefile
new file mode 100644
index 000000000000..113e59ec9c32
--- /dev/null
+++ b/drivers/dma/ti/Makefile
@@ -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
diff --git a/drivers/dma/cppi41.c b/drivers/dma/ti/cppi41.c
similarity index 99%
rename from drivers/dma/cppi41.c
rename to drivers/dma/ti/cppi41.c
index d9bee65a18a4..1497da367710 100644
--- a/drivers/dma/cppi41.c
+++ b/drivers/dma/ti/cppi41.c
@@ -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
diff --git a/drivers/dma/ti-dma-crossbar.c b/drivers/dma/ti/dma-crossbar.c
similarity index 100%
rename from drivers/dma/ti-dma-crossbar.c
rename to drivers/dma/ti/dma-crossbar.c
diff --git a/drivers/dma/edma.c b/drivers/dma/ti/edma.c
similarity index 99%
rename from drivers/dma/edma.c
rename to drivers/dma/ti/edma.c
index 85ea92fcea54..93a5cbf13319 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/ti/edma.c
@@ -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
diff --git a/drivers/dma/omap-dma.c b/drivers/dma/ti/omap-dma.c
similarity index 99%
rename from drivers/dma/omap-dma.c
rename to drivers/dma/ti/omap-dma.c
index d21c19822feb..b73fb51fbc81 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/ti/omap-dma.c
@@ -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
--
Peter
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
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