net: dsa: microchip: rename ksz_spi.c to ksz9477_spi.c

Rename ksz_spi.c to ksz9477_spi.c and update Kconfig in preparation to add
more KSZ switch drivers.

Signed-off-by: Tristram Ha <Tristram.Ha@microchip.com>
Reviewed-by: Woojung Huh <Woojung.Huh@microchip.com>
Reviewed-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/dsa/microchip/Kconfig b/drivers/net/dsa/microchip/Kconfig
index a8b8f59..4e25fe4 100644
--- a/drivers/net/dsa/microchip/Kconfig
+++ b/drivers/net/dsa/microchip/Kconfig
@@ -1,12 +1,12 @@
-menuconfig MICROCHIP_KSZ
-	tristate "Microchip KSZ series switch support"
+menuconfig NET_DSA_MICROCHIP_KSZ9477
+	tristate "Microchip KSZ9477 series switch support"
 	depends on NET_DSA
 	select NET_DSA_TAG_KSZ
 	help
-	  This driver adds support for Microchip KSZ switch chips.
+	  This driver adds support for Microchip KSZ9477 switch chips.
 
-config MICROCHIP_KSZ_SPI_DRIVER
-	tristate "KSZ series SPI connected switch driver"
-	depends on MICROCHIP_KSZ && SPI
+config NET_DSA_MICROCHIP_KSZ9477_SPI
+	tristate "KSZ9477 series SPI connected switch driver"
+	depends on NET_DSA_MICROCHIP_KSZ9477 && SPI
 	help
 	  Select to enable support for registering switches configured through SPI.
diff --git a/drivers/net/dsa/microchip/Makefile b/drivers/net/dsa/microchip/Makefile
index ed335e2..9393e73 100644
--- a/drivers/net/dsa/microchip/Makefile
+++ b/drivers/net/dsa/microchip/Makefile
@@ -1,2 +1,2 @@
-obj-$(CONFIG_MICROCHIP_KSZ)	        += ksz_common.o
-obj-$(CONFIG_MICROCHIP_KSZ_SPI_DRIVER)	+= ksz_spi.o
+obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477)		+= ksz_common.o
+obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477_SPI)	+= ksz9477_spi.o
diff --git a/drivers/net/dsa/microchip/ksz_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c
similarity index 100%
rename from drivers/net/dsa/microchip/ksz_spi.c
rename to drivers/net/dsa/microchip/ksz9477_spi.c