[msm7x30]: Enable ADM clock in apps bootloader.

Early boot chain disables ADM clock after boot hence enabling it in
apps bootloader to read/write NAND.

Change-Id: I6b26344baddebcaeafbedcd66b8fc1f7a0779a05
diff --git a/platform/msm7x30/acpuclock.c b/platform/msm7x30/acpuclock.c
index 1237a48..182679a 100644
--- a/platform/msm7x30/acpuclock.c
+++ b/platform/msm7x30/acpuclock.c
@@ -118,3 +118,13 @@
 		usb_clock_init();
 	}
 }
+
+void adm_enable_clock(void)
+{
+	unsigned int val=0;
+
+	/* Enable ADM_CLK */
+	val = 1 << 5;
+	val = val | readl(SH2_GLBL_CLK_ENA_SC);
+	writel(val, SH2_GLBL_CLK_ENA_SC);
+}