This particular block can have DT subnodes describing the LVDS LDB bridge. Instead of misusing simple-bus to scan for those nodes, do the scan within the driver. Reviewed-by: Liu Ying <victor.liu@xxxxxxx> Fixes: 94e6197dadc9 ("arm64: dts: imx8mp: Add LCDIF2 & LDB nodes") Signed-off-by: Marek Vasut <marex@xxxxxxx> --- Cc: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx> Cc: Fabio Estevam <festevam@xxxxxxxxx> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx> Cc: NXP Linux Team <linux-imx@xxxxxxx> Cc: Paul Elder <paul.elder@xxxxxxxxxxxxxxxx> Cc: Peng Fan <peng.fan@xxxxxxx> Cc: Pengutronix Kernel Team <kernel@xxxxxxxxxxxxxx> Cc: Richard Cochran <richardcochran@xxxxxxxxx> Cc: Richard Zhu <hongxing.zhu@xxxxxxx> Cc: Rob Herring <robh+dt@xxxxxxxxxx> Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> Cc: Shawn Guo <shawnguo@xxxxxxxxxx> Cc: devicetree@xxxxxxxxxxxxxxx Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx --- V2: - Turn this into 3/4 - Warn and continue in case of error V3: Add RB from Liu --- drivers/soc/imx/imx8m-blk-ctrl.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/soc/imx/imx8m-blk-ctrl.c b/drivers/soc/imx/imx8m-blk-ctrl.c index 399cb85105a18..4f5736e612fb0 100644 --- a/drivers/soc/imx/imx8m-blk-ctrl.c +++ b/drivers/soc/imx/imx8m-blk-ctrl.c @@ -169,7 +169,9 @@ static int imx8m_blk_ctrl_probe(struct platform_device *pdev) { const struct imx8m_blk_ctrl_data *bc_data; struct device *dev = &pdev->dev; + struct platform_device *child; struct imx8m_blk_ctrl *bc; + struct device_node *np; void __iomem *base; int i, ret; @@ -310,6 +312,13 @@ static int imx8m_blk_ctrl_probe(struct platform_device *pdev) dev_set_drvdata(dev, bc); + for_each_child_of_node(dev->of_node, np) { + child = of_platform_device_create(np, NULL, dev); + if (child) + continue; + dev_warn(dev, "failed to create device for %pOF\n", np); + } + return 0; cleanup_provider: -- 2.39.1