platform: 8994: Increase MDP clocks to support 4k resoultion

MDP and bus clocks need to be at 300Mhz to support higher resolutions
like 4k.

Change-Id: Ib0622acec6d63d9ab7d1d71a542b6d2c6e777d35
diff --git a/platform/msm8994/msm8994-clock.c b/platform/msm8994/msm8994-clock.c
index a28291a..5ee2d5c 100644
--- a/platform/msm8994/msm8994-clock.c
+++ b/platform/msm8994/msm8994-clock.c
@@ -554,12 +554,14 @@
 static struct clk_freq_tbl ftbl_mmss_axi_clk[] = {
 	F_MM(19200000,     cxo,     1,   0,   0),
 	F_MM(100000000,  gpll0,     6,   0,   0),
+	F_MM(300000000,  gpll0,     2,   0,   0),
 	F_END
 };
 
 static struct clk_freq_tbl ftbl_mdp_clk[] = {
 	F_MM( 75000000,  gpll0,   8,   0,   0),
 	F_MM( 240000000,  gpll0,   2.5,   0,   0),
+	F_MM(300000000,  gpll0,     2,   0,   0),
 	F_END
 };