bcwc_pcie: Add pci driver skeleton

Register pci driver, irq handler, map pci bars. You know the drill.

Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>

Makefile

@@ -0,0 +1,15 @@
+bcwc_pcie-objs := bcwc_drv.o
+obj-m := bcwc_pcie.o
+
+KVERSION := $(shell uname -r)
+KDIR := /lib/modules/$(KVERSION)/build
+PWD := $(shell pwd)
+
+all:
+	$(MAKE) -C $(KDIR) M=$(PWD) modules
+
+clean:
+	$(MAKE) -C $(KDIR) M=$(PWD) clean
+
+install:
+	$(MAKE) -C $(KDIR) M=$(PWD) modules_install