platform: msm_shared: Add support for alpha pll

Add support for alpha pll. Alpha pll is the clock source for
multimedia clocks. MMPLL0 uses alpha pll for generating required
rate for display clocks.

Change-Id: I70970b6bdc7be08d2b9305eed3f942840a426dea
diff --git a/platform/msm8996/msm8996-clock.c b/platform/msm8996/msm8996-clock.c
index c082dc5..19b5bbf 100644
--- a/platform/msm8996/msm8996-clock.c
+++ b/platform/msm8996/msm8996-clock.c
@@ -31,6 +31,7 @@
 #include <err.h>
 #include <clock.h>
 #include <clock_pll.h>
+#include <clock_alpha_pll.h>
 #include <clock_lib2.h>
 #include <platform/clock.h>
 #include <platform/iomap.h>
@@ -95,6 +96,12 @@
 	.disable    = clock_lib2_vote_clk_disable,
 };
 
+static struct clk_ops clk_ops_fixed_alpha_pll =
+{
+	.enable = alpha_pll_enable,
+	.disable = alpha_pll_disable,
+};
+
 /* Clock Sources */
 static struct fixed_clk cxo_clk_src =
 {