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Commit c87dca04 authored by Al Cooper's avatar Al Cooper Committed by Felipe Balbi
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usb: bdc: Add clock enable for new chips with a separate BDC clock 



Newer SoC's have added a BDC clock to the Device Tree, so get
and enable it.

Signed-off-by: default avatarAl Cooper <alcooperx@gmail.com>
Signed-off-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 7890b16a

drivers/usb/gadget/udc/bdc/bdc_core.c

+15 −0
Original line number Diff line number Diff line
@@ -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;