[PATCH v3 3/3] pmdomain: imx93-blk-ctrl: add support for optional subnodes
From: Marco Felsch <hidden>
Date: 2025-12-15 19:18:42
Also in:
imx, linux-pm, lkml
Subsystem:
generic pm domains, the rest · Maintainers:
Ulf Hansson, Linus Torvalds
This particular block can have DT subnodes describing the LVDS LDB, MIPI DSI and parallel DPI bridge. Scan for possible sub-devices within the driver, instead of misusing the simple-bus to perform the scan. Reviewed-by: Alexander Stein <redacted> Reviewed-by: Frank Li <Frank.Li@nxp.com> Signed-off-by: Marco Felsch <redacted> --- drivers/pmdomain/imx/imx93-blk-ctrl.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/pmdomain/imx/imx93-blk-ctrl.c b/drivers/pmdomain/imx/imx93-blk-ctrl.c
index 49610f2389c3bbaf4de4133918fbcacb7924f672..1afc78b034fad8fa09a3e8527586387156fc2543 100644
--- a/drivers/pmdomain/imx/imx93-blk-ctrl.c
+++ b/drivers/pmdomain/imx/imx93-blk-ctrl.c@@ -7,6 +7,7 @@ #include <linux/device.h> #include <linux/module.h> #include <linux/of.h> +#include <linux/of_platform.h> #include <linux/platform_device.h> #include <linux/pm_domain.h> #include <linux/pm_runtime.h>
@@ -313,6 +314,10 @@ static int imx93_blk_ctrl_probe(struct platform_device *pdev) if (ret) return dev_err_probe(dev, ret, "failed to add genpd_provider release callback\n"); + ret = devm_of_platform_populate(dev); + if (ret) + return dev_err_probe(dev, ret, "failed to populate blk-ctrl sub-devices\n"); + return 0; }
--
2.47.3