net/irda: sh_sir: Add SuperH IrDA driver

This is very simple IrDA SIR driver for SuperH.
This driver was tested by irdaping/ircp on SH7724 EcoVec24 board

Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/irda/Makefile b/drivers/net/irda/Makefile
index d82e1e3..e030d47 100644
--- a/drivers/net/irda/Makefile
+++ b/drivers/net/irda/Makefile
@@ -22,6 +22,7 @@
 # SIR drivers
 obj-$(CONFIG_IRTTY_SIR)		+= irtty-sir.o	sir-dev.o
 obj-$(CONFIG_BFIN_SIR)		+= bfin_sir.o
+obj-$(CONFIG_SH_SIR)		+= sh_sir.o
 # dongle drivers for SIR drivers
 obj-$(CONFIG_ESI_DONGLE)	+= esi-sir.o
 obj-$(CONFIG_TEKRAM_DONGLE)	+= tekram-sir.o