diff --git a/arch/arm/boards/sysmobts/board.c b/arch/arm/boards/sysmobts/board.c
index 0a769a48d..2f67f0007 100644
--- a/arch/arm/boards/sysmobts/board.c
+++ b/arch/arm/boards/sysmobts/board.c
@@ -27,6 +27,7 @@
 #include <net.h>
 
 #include <linux/sizes.h>
+#include <linux/clk.h>
 #include <asm/armlinux.h>
 
 #define PINMUX0	0x01c40000
@@ -190,6 +191,9 @@ coredevice_initcall(sysmobts_coredevices_init);
 
 static int sysmobts_devices_init(void)
 {
+	struct clk *dsp_clk;
+	int ret;
+
 	/* Configure AEMIF AWCCR */
 	writel(DAVINCI_AWCCR_VAL, DAVINCI_AWCCR);
 
@@ -211,6 +215,19 @@ static int sysmobts_devices_init(void)
 
 	armlinux_set_architecture(MACH_TYPE_SYSMOBTS_V2);
 
+	dsp_clk = clk_get(NULL, "dsp");
+        if (IS_ERR(dsp_clk)) {
+                ret = PTR_ERR(dsp_clk);
+                pr_err("unable to get DSP clock, err %d\n", ret);
+		return 1;
+        }
+
+        ret = clk_enable(dsp_clk);
+        if (ret < 0) {
+                pr_err("unable to enable DSP clock, err %d\n", ret);
+		return 1;
+        }
+
 	return 0;
 }
 
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index 9d8e23e80..3ef1222f3 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -122,7 +122,6 @@ static struct clk dsp_clk = {
 	.parent = &pll1_sysclk1,
 	.lpsc = DAVINCI_LPSC_GEM,
 	.domain = DAVINCI_GPSC_DSPDOMAIN,
-	.usecount = 1,			/* REVISIT how to disable? */
 };
 
 static struct clk arm_clk = {