ARM: shmobile: r8a7740: Correct name of DT Ethernet clock

The preferred node name in DT for an Ethernet device is "ethernet".
"sh-eth" was used in preliminary and incomplete bindings.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/clock-r8a7740.c

@@ -596,7 +596,7 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_DEV_ID("sh_mmcif",		&mstp_clks[MSTP312]),
 	CLKDEV_DEV_ID("e6bd0000.mmc",		&mstp_clks[MSTP312]),
 	CLKDEV_DEV_ID("r8a7740-gether",		&mstp_clks[MSTP309]),
-	CLKDEV_DEV_ID("e9a00000.sh-eth",	&mstp_clks[MSTP309]),
+	CLKDEV_DEV_ID("e9a00000.ethernet",	&mstp_clks[MSTP309]),
 	CLKDEV_DEV_ID("renesas-tpu-pwm",	&mstp_clks[MSTP304]),
 	CLKDEV_DEV_ID("e6600000.pwm",		&mstp_clks[MSTP304]),