Newer SoC's have added a BDC clock to the Device Tree, so get
and enable it.
Signed-off-by: Al Cooper <alcooperx@xxxxxxxxx>
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
drivers/usb/gadget/udc/bdc/bdc_core.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/usb/gadget/udc/bdc/bdc_core.c b/drivers/usb/gadget/udc/bdc/bdc_core.c
index ccb9c21..3bd82d2 100644
--- a/drivers/usb/gadget/udc/bdc/bdc_core.c
+++ b/drivers/usb/gadget/udc/bdc/bdc_core.c
@@ -27,6 +27,7 @@
#include <linux/moduleparam.h>
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
+#include <linux/clk.h>
#include "bdc.h"
#include "bdc_dbg.h"
@@ -452,8 +453,22 @@ static int bdc_probe(struct platform_device *pdev)
int irq;
u32 temp;
struct device *dev = &pdev->dev;
+ struct clk *clk;
dev_dbg(dev, "%s()\n", __func__);
+
+ clk = devm_clk_get(dev, "sw_usbd");
+ if (IS_ERR(clk)) {
+ dev_info(dev, "Clock not found in Device Tree\n");
+ clk = NULL;
+ }
+
+ ret = clk_prepare_enable(clk);
+ if (ret) {
+ dev_err(dev, "could not enable clock\n");
+ return ret;
+ }
+
bdc = devm_kzalloc(dev, sizeof(*bdc), GFP_KERNEL);
if (!bdc)
return -ENOMEM;
--
1.9.0.138.g2de3478
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