diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index bf9b816637d0..9285a683324f 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -1868,6 +1868,13 @@ static int cqspi_probe(struct platform_device *pdev) goto probe_setup_failed; } + pm_runtime_enable(dev); + + if (cqspi->rx_chan) { + dma_release_channel(cqspi->rx_chan); + goto probe_setup_failed; + } + ret = spi_register_controller(host); if (ret) { dev_err(&pdev->dev, "failed to register SPI ctlr %d\n", ret); @@ -1877,6 +1884,7 @@ static int cqspi_probe(struct platform_device *pdev) return 0; probe_setup_failed: cqspi_controller_enable(cqspi, 0); + pm_runtime_disable(dev); probe_reset_failed: if (cqspi->is_jh7110) cqspi_jh7110_disable_clk(pdev, cqspi); @@ -1898,7 +1906,8 @@ static void cqspi_remove(struct platform_device *pdev) if (cqspi->rx_chan) dma_release_channel(cqspi->rx_chan); - clk_disable_unprepare(cqspi->clk); + if (pm_runtime_get_sync(&pdev->dev) >= 0) + clk_disable(cqspi->clk); if (cqspi->is_jh7110) cqspi_jh7110_disable_clk(pdev, cqspi);