[PATCH v3 2/2] memory: fsl_ifc: populate child devices without relying on simple-bus

From: Li Yang
Date: Tue Nov 16 2021 - 16:18:58 EST


After we update the binding to not use simple-bus compatible for the
controller, we need the driver to populate the child devices explicitly.

Signed-off-by: Li Yang <leoyang.li@xxxxxxx>
---
drivers/memory/fsl_ifc.c | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/drivers/memory/fsl_ifc.c b/drivers/memory/fsl_ifc.c
index 75a8c38df939..2f6939da21cd 100644
--- a/drivers/memory/fsl_ifc.c
+++ b/drivers/memory/fsl_ifc.c
@@ -88,6 +88,7 @@ static int fsl_ifc_ctrl_remove(struct platform_device *dev)
{
struct fsl_ifc_ctrl *ctrl = dev_get_drvdata(&dev->dev);

+ of_platform_depopulate(&dev->dev);
free_irq(ctrl->nand_irq, ctrl);
free_irq(ctrl->irq, ctrl);

@@ -285,8 +286,16 @@ static int fsl_ifc_ctrl_probe(struct platform_device *dev)
}
}

+ /* legacy dts may still use "simple-bus" compatible */
+ ret = of_platform_populate(dev->dev.of_node, NULL, NULL,
+ &dev->dev);
+ if (ret)
+ goto err_free_nandirq;
+
return 0;

+err_free_nandirq:
+ free_irq(fsl_ifc_ctrl_dev->nand_irq, fsl_ifc_ctrl_dev);
err_free_irq:
free_irq(fsl_ifc_ctrl_dev->irq, fsl_ifc_ctrl_dev);
err_unmap_nandirq:
--
2.25.1