DMA: TXx9 Soc DMA Controller driver

This patch adds support for the integrated DMAC of the TXx9 family.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 3b3c01b6f1ee..070357aaedbc 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -81,6 +81,14 @@ config MX3_IPU_IRQS
           To avoid bloating the irq_desc[] array we allocate a sufficient
           number of IRQ slots and map them dynamically to specific sources.
 
+config TXX9_DMAC
+        tristate "Toshiba TXx9 SoC DMA support"
+        depends on MACH_TX49XX || MACH_TX39XX
+        select DMA_ENGINE
+        help
+          Support the TXx9 SoC internal DMA controller.  This can be
+          integrated in chips such as the Toshiba TX4927/38/39.
+
 config DMA_ENGINE
         bool