ARM: davinci: fix clock lookup for mdio device

This patch removes the clock alias for mdio device and adds a entry
in clock lookup table, this entry can now be used by both DT and
non-DT case.

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c
index 4b25804..68f8d1f 100644
--- a/arch/arm/mach-davinci/dm646x.c
+++ b/arch/arm/mach-davinci/dm646x.c
@@ -351,6 +351,7 @@
 	CLK("davinci-mcasp.1", NULL, &mcasp1_clk),
 	CLK(NULL, "aemif", &aemif_clk),
 	CLK("davinci_emac.1", NULL, &emac_clk),
+	CLK("davinci_mdio.0", "fck", &emac_clk),
 	CLK(NULL, "pwm0", &pwm0_clk),
 	CLK(NULL, "pwm1", &pwm1_clk),
 	CLK(NULL, "timer0", &timer0_clk),
@@ -940,8 +941,6 @@
 
 	platform_device_register(&dm646x_mdio_device);
 	platform_device_register(&dm646x_emac_device);
-	clk_add_alias(NULL, dev_name(&dm646x_mdio_device.dev),
-		      NULL, &dm646x_emac_device.dev);
 
 	return 0;
 }