can: move SPI drivers into a separate directory

Create a directory for all CAN drivers using SPI and move mcp251x driver there.

Signed-off-by: Stefano Babic <sbabic@denx.de>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

5 files changed, 21 insertions, 7 deletions

diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig
index 9e7d95dae2c7..4aacaa9b478a 100644
--- a/drivers/net/can/Kconfig
+++ b/drivers/net/can/Kconfig
@@ -77,12 +77,6 @@ config CAN_TI_HECC
           Driver for TI HECC (High End CAN Controller) module found on many
           TI devices. The device specifications are available from www.ti.com
 
-config CAN_MCP251X
-        tristate "Microchip MCP251x SPI CAN controllers"
-        depends on SPI && HAS_DMA
-        ---help---
-          Driver for the Microchip MCP251x SPI CAN controllers.
-
 config CAN_BFIN
         depends on BF534 || BF536 || BF537 || BF538 || BF539 || BF54x
         tristate "Analog Devices Blackfin on-chip CAN"
@@ -133,6 +127,8 @@ source "drivers/net/can/c_can/Kconfig"
 
 source "drivers/net/can/cc770/Kconfig"
 
+source "drivers/net/can/spi/Kconfig"
+
 source "drivers/net/can/usb/Kconfig"
 
 source "drivers/net/can/softing/Kconfig"
diff --git a/drivers/net/can/Makefile b/drivers/net/can/Makefile
index c7440392adbb..c42058868b0f 100644
--- a/drivers/net/can/Makefile
+++ b/drivers/net/can/Makefile
@@ -10,6 +10,7 @@ can-dev-y			:= dev.o
 
 can-dev-$(CONFIG_CAN_LEDS)      += led.o
 
+obj-y                           += spi/
 obj-y                           += usb/
 obj-y                           += softing/
 
@@ -19,7 +20,6 @@ obj-$(CONFIG_CAN_C_CAN)		+= c_can/
 obj-$(CONFIG_CAN_CC770)         += cc770/
 obj-$(CONFIG_CAN_AT91)          += at91_can.o
 obj-$(CONFIG_CAN_TI_HECC)       += ti_hecc.o
-obj-$(CONFIG_CAN_MCP251X)       += mcp251x.o
 obj-$(CONFIG_CAN_BFIN)          += bfin_can.o
 obj-$(CONFIG_CAN_JANZ_ICAN3)    += janz-ican3.o
 obj-$(CONFIG_CAN_FLEXCAN)       += flexcan.o
diff --git a/drivers/net/can/spi/Kconfig b/drivers/net/can/spi/Kconfig
new file mode 100644
index 000000000000..148cae5871a6
--- /dev/null
+++ b/drivers/net/can/spi/Kconfig
@@ -0,0 +1,10 @@
+menu "CAN SPI interfaces"
+        depends on SPI
+
+config CAN_MCP251X
+        tristate "Microchip MCP251x SPI CAN controllers"
+        depends on HAS_DMA
+        ---help---
+          Driver for the Microchip MCP251x SPI CAN controllers.
+
+endmenu
diff --git a/drivers/net/can/spi/Makefile b/drivers/net/can/spi/Makefile
new file mode 100644
index 000000000000..90bcacffbc65
--- /dev/null
+++ b/drivers/net/can/spi/Makefile
@@ -0,0 +1,8 @@
+#
+#  Makefile for the Linux Controller Area Network SPI drivers.
+#
+
+
+obj-$(CONFIG_CAN_MCP251X)       += mcp251x.o
+
+ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG
diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/spi/mcp251x.c
index bc235f9dc754..bc235f9dc754 100644
--- a/drivers/net/can/mcp251x.c
+++ b/drivers/net/can/spi/mcp251x.c