i2c: bcm2835: Don't complain on -EPROBE_DEFER from getting our clock

Fixes dmesg spam when we just need to wait a moment for the clock
driver to probe.
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

drivers/i2c/busses/i2c-bcm2835.c

@@ -253,6 +253,7 @@ static int bcm2835_i2c_probe(struct platform_device *pdev)
 
 	i2c_dev->clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(i2c_dev->clk)) {
+		if (PTR_ERR(i2c_dev->clk) != -EPROBE_DEFER)
 			dev_err(&pdev->dev, "Could not get clock\n");
 		return PTR_ERR(i2c_dev->clk);
 	}