diff options
Diffstat (limited to 'drivers/net/ethernet/ti/cpts.c')
| -rw-r--r-- | drivers/net/ethernet/ti/cpts.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index 8cb0369f0d1a..61198f154a04 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -230,18 +230,20 @@ static void cpts_overflow_check(struct work_struct *work) static void cpts_clk_init(struct device *dev, struct cpts *cpts) { - cpts->refclk = devm_clk_get(dev, "cpts"); - if (IS_ERR(cpts->refclk)) { - dev_err(dev, "Failed to get cpts refclk\n"); - cpts->refclk = NULL; - return; + if (!cpts->refclk) { + cpts->refclk = devm_clk_get(dev, "cpts"); + if (IS_ERR(cpts->refclk)) { + dev_err(dev, "Failed to get cpts refclk\n"); + cpts->refclk = NULL; + return; + } } clk_prepare_enable(cpts->refclk); } static void cpts_clk_release(struct cpts *cpts) { - clk_disable(cpts->refclk); + clk_disable_unprepare(cpts->refclk); } static int cpts_match(struct sk_buff *skb, unsigned int ptp_class, |