2 files changed, 22 insertions, 3 deletions

diff --git a/drivers/staging/tidspbridge/core/dsp-clock.c b/drivers/staging/tidspbridge/core/dsp-clock.c
index b647207928b1..2f084e181d39 100644
--- a/drivers/staging/tidspbridge/core/dsp-clock.c
+++ b/drivers/staging/tidspbridge/core/dsp-clock.c
@@ -121,9 +121,13 @@ void dsp_clk_exit(void)
         for (i = 0; i < DM_TIMER_CLOCKS; i++)
                 omap_dm_timer_free(timer[i]);
 
+        clk_unprepare(iva2_clk);
         clk_put(iva2_clk);
+        clk_unprepare(ssi.sst_fck);
         clk_put(ssi.sst_fck);
+        clk_unprepare(ssi.ssr_fck);
         clk_put(ssi.ssr_fck);
+        clk_unprepare(ssi.ick);
         clk_put(ssi.ick);
 }
 
@@ -145,14 +149,21 @@ void dsp_clk_init(void)
         iva2_clk = clk_get(&dspbridge_device.dev, "iva2_ck");
         if (IS_ERR(iva2_clk))
                 dev_err(bridge, "failed to get iva2 clock %p\n", iva2_clk);
+        else
+                clk_prepare(iva2_clk);
 
         ssi.sst_fck = clk_get(&dspbridge_device.dev, "ssi_sst_fck");
         ssi.ssr_fck = clk_get(&dspbridge_device.dev, "ssi_ssr_fck");
         ssi.ick = clk_get(&dspbridge_device.dev, "ssi_ick");
 
-        if (IS_ERR(ssi.sst_fck) || IS_ERR(ssi.ssr_fck) || IS_ERR(ssi.ick))
+        if (IS_ERR(ssi.sst_fck) || IS_ERR(ssi.ssr_fck) || IS_ERR(ssi.ick)) {
                 dev_err(bridge, "failed to get ssi: sst %p, ssr %p, ick %p\n",
                                         ssi.sst_fck, ssi.ssr_fck, ssi.ick);
+        } else {
+                clk_prepare(ssi.sst_fck);
+                clk_prepare(ssi.ssr_fck);
+                clk_prepare(ssi.ick);
+        }
 }
 
 /**
diff --git a/drivers/staging/tidspbridge/core/wdt.c b/drivers/staging/tidspbridge/core/wdt.c
index 1dce36fb828f..7ff0e6c98039 100644
--- a/drivers/staging/tidspbridge/core/wdt.c
+++ b/drivers/staging/tidspbridge/core/wdt.c
@@ -63,11 +63,15 @@ int dsp_wdt_init(void)
         dsp_wdt.fclk = clk_get(NULL, "wdt3_fck");
 
         if (!IS_ERR(dsp_wdt.fclk)) {
+                clk_prepare(dsp_wdt.fclk);
+
                 dsp_wdt.iclk = clk_get(NULL, "wdt3_ick");
                 if (IS_ERR(dsp_wdt.iclk)) {
                         clk_put(dsp_wdt.fclk);
                         dsp_wdt.fclk = NULL;
                         ret = -EFAULT;
+                } else {
+                        clk_prepare(dsp_wdt.iclk);
                 }
         } else
                 ret = -EFAULT;
@@ -95,10 +99,14 @@ void dsp_wdt_exit(void)
         free_irq(INT_34XX_WDT3_IRQ, &dsp_wdt);
         tasklet_kill(&dsp_wdt.wdt3_tasklet);
 
-        if (dsp_wdt.fclk)
+        if (dsp_wdt.fclk) {
+                clk_unprepare(dsp_wdt.fclk);
                 clk_put(dsp_wdt.fclk);
-        if (dsp_wdt.iclk)
+        }
+        if (dsp_wdt.iclk) {
+                clk_unprepare(dsp_wdt.iclk);
                 clk_put(dsp_wdt.iclk);
+        }
 
         dsp_wdt.fclk = NULL;
         dsp_wdt.iclk = NULL;