Allow the driver to properly initialize even if there is no reset
property given. In such case reset control is not done and
initialization proceed.
Signed-off-by: Alain Volmat <alain.volmat@xxxxxxxxxxx>
---
drivers/i2c/busses/i2c-stm32f7.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
index 6d4aa64b195d..b29d8e476342 100644
--- a/drivers/i2c/busses/i2c-stm32f7.c
+++ b/drivers/i2c/busses/i2c-stm32f7.c
@@ -2138,13 +2138,14 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)
rst = devm_reset_control_get(&pdev->dev, NULL);
if (IS_ERR(rst)) {
- ret = dev_err_probe(&pdev->dev, PTR_ERR(rst),
- "Error: Missing reset ctrl\n");
- goto clk_free;
+ ret = PTR_ERR(rst);
+ if (ret == -EPROBE_DEFER)
+ goto clk_free;
+ } else {
+ reset_control_assert(rst);
+ udelay(2);
+ reset_control_deassert(rst);
}
- reset_control_assert(rst);
- udelay(2);
- reset_control_deassert(rst);
i2c_dev->dev = &pdev->dev;
--
2.25.1
