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path: root/drivers/i2c/busses/i2c-designware-platdrv.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-designware-platdrv.c')
-rw-r--r--drivers/i2c/busses/i2c-designware-platdrv.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 416f89b8f881..ddfb81872906 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -344,6 +344,11 @@ static int dw_i2c_plat_probe(struct platform_device *pdev)
else
i2c_dw_configure_master(dev);
+ /* Optional interface clock */
+ dev->pclk = devm_clk_get_optional(&pdev->dev, "pclk");
+ if (IS_ERR(dev->pclk))
+ return PTR_ERR(dev->pclk);
+
dev->clk = devm_clk_get(&pdev->dev, NULL);
if (!i2c_dw_prepare_clk(dev, true)) {
u64 clk_khz;