[PATCH 1/2] i2c: designware: Print clock freq on invalid clock freq error

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When we refuse to probe due to an invalid clock frequency, log
the frequency which is causing this error.

Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
 drivers/i2c/busses/i2c-designware-platdrv.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index d1263b82d646..d5acaf8d65bf 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -275,7 +275,8 @@ static int dw_i2c_plat_probe(struct platform_device *pdev)
 	if (dev->clk_freq != 100000 && dev->clk_freq != 400000
 	    && dev->clk_freq != 1000000 && dev->clk_freq != 3400000) {
 		dev_err(&pdev->dev,
-			"Only 100kHz, 400kHz, 1MHz and 3.4MHz supported");
+			"%d Hz is unsupported, only 100kHz, 400kHz, 1MHz and 3.4MHz are supported",
+			dev->clk_freq);
 		r = -EINVAL;
 		goto exit_reset;
 	}
-- 
2.13.0




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