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This is a more portable approach that works with both DT and non-DT platforms, and follows the modern platform API conventions for optional IRQ resources. The wake IRQ is now fetched earlier in the probe function alongside the main IRQ, and the -EPROBE_DEFER case is handled properly before the deferred probe can be triggered. Signed-off-by: Rosen Penev --- drivers/mmc/host/omap_hsmmc.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 58c881f2725b..4b5589157c59 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -1764,7 +1764,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev) struct mmc_host *mmc; struct omap_hsmmc_host *host = NULL; struct resource *res; - int ret, irq; + int ret, irq, wake_irq; const struct of_device_id *match; const struct omap_mmc_of_data *data; void __iomem *base; @@ -1792,6 +1792,11 @@ static int omap_hsmmc_probe(struct platform_device *pdev) if (irq < 0) return irq; + wake_irq = platform_get_irq_optional(pdev, 1); + if (wake_irq == -EPROBE_DEFER) + return wake_irq; + wake_irq = max(wake_irq, 0); + base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(base)) return PTR_ERR(base); @@ -1811,6 +1816,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev) host->use_dma = 1; host->dma_ch = -1; host->irq = irq; + host->wake_irq = wake_irq; host->mapbase = res->start + pdata->reg_offset; host->base = base + pdata->reg_offset; host->power_mode = MMC_POWER_OFF; @@ -1820,9 +1826,6 @@ static int omap_hsmmc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, host); - if (pdev->dev.of_node) - host->wake_irq = irq_of_parse_and_map(pdev->dev.of_node, 1); - mmc->ops = &omap_hsmmc_ops; mmc->f_min = OMAP_MMC_MIN_CLOCK; -- 2.55.0