msm: kgsl: Use device names to distinguish between graphics clocks

Distinguish between similar clocks on different cores using the
device struct passed to clk_get(). This allows for a common
clock naming convention that spans across targets.

Signed-off-by: Matt Wagantall <mattw@codeaurora.org>
diff --git a/drivers/gpu/msm/kgsl_pwrctrl.c b/drivers/gpu/msm/kgsl_pwrctrl.c
index 4fbd8c3..420ac50 100644
--- a/drivers/gpu/msm/kgsl_pwrctrl.c
+++ b/drivers/gpu/msm/kgsl_pwrctrl.c
@@ -482,7 +482,7 @@
 
 	pwr->nap_allowed = pdata_pwr->nap_allowed;
 	pwr->interval_timeout = pdata_pwr->idle_timeout;
-	pwr->ebi1_clk = clk_get(NULL, "ebi1_kgsl_clk");
+	pwr->ebi1_clk = clk_get(&pdev->dev, "bus_clk");
 	if (IS_ERR(pwr->ebi1_clk))
 		pwr->ebi1_clk = NULL;
 	else