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spi: spi-coldfire-qspi: enable RuntimePM before registering to the core 

The core may register clients attached to this master which may use
funtionality from the master. So, RuntimePM must be enabled before, otherwise
this will fail.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Wolfram Sang 2015-10-09 10:39:27 +01:00 committed by Mark Brown
parent 6ff33f3902
commit f9b841af4c
1 changed files with 2 additions and 1 deletions
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3
drivers/spi/spi-coldfire-qspi.c
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@ -420,19 +420,20 @@ static int mcfqspi_probe(struct platform_device *pdev)
master->auto_runtime_pm = true;
platform_set_drvdata(pdev, master);
pm_runtime_enable(&pdev->dev);
status = devm_spi_register_master(&pdev->dev, master);
if (status) {
dev_dbg(&pdev->dev, "spi_register_master failed\n");
goto fail2;
}
pm_runtime_enable(&pdev->dev);
dev_info(&pdev->dev, "Coldfire QSPI bus driver\n");
return 0;
fail2:
pm_runtime_disable(&pdev->dev);
mcfqspi_cs_teardown(mcfqspi);
fail1:
clk_disable(mcfqspi->clk);