sh_eth: Move the Renesas SuperH driver

Move the Renesas driver into drivers/net/ethernet/renesas/ and make
the necessary Kconfig and Makefile changes.

CC: Yoshihiro Shimoda <yoshihiro.shirmoda.uh@renesas.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/renesas/Kconfig b/drivers/net/ethernet/renesas/Kconfig
new file mode 100644
index 0000000..f57ae23
--- /dev/null
+++ b/drivers/net/ethernet/renesas/Kconfig
@@ -0,0 +1,18 @@
+#
+# Renesas device configuration
+#
+
+config SH_ETH
+	tristate "Renesas SuperH Ethernet support"
+	depends on SUPERH && \
+		(CPU_SUBTYPE_SH7710 || CPU_SUBTYPE_SH7712 || \
+		 CPU_SUBTYPE_SH7763 || CPU_SUBTYPE_SH7619 || \
+		 CPU_SUBTYPE_SH7724 || CPU_SUBTYPE_SH7757)
+	select CRC32
+	select MII
+	select MDIO_BITBANG
+	select PHYLIB
+	---help---
+	  Renesas SuperH Ethernet device driver.
+	  This driver supporting CPUs are:
+		- SH7710, SH7712, SH7763, SH7619, SH7724, and SH7757.