Register sub devices of the PMC to support multiple functionalities of PMC. The sub devices are the subnode of PMC DT node with containing the compatible string of sub devices as follows: pmc@0,7000e400 { pmc-pad-control { compatible = "nvidia,tegra210-io-pad"; :: }; }; In this pmc-pad-control is the sub device of PMC and the device compatibility is nvidia,tegra210-io-pad. Signed-off-by: Laxman Dewangan <ldewangan@xxxxxxxxxx> --- drivers/soc/tegra/pmc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c index 968f7cb..c044f3b 100644 --- a/drivers/soc/tegra/pmc.c +++ b/drivers/soc/tegra/pmc.c @@ -32,6 +32,7 @@ #include <linux/of.h> #include <linux/of_address.h> #include <linux/platform_device.h> +#include <linux/of_platform.h> #include <linux/reboot.h> #include <linux/reset.h> #include <linux/seq_file.h> @@ -1002,6 +1003,11 @@ static int tegra_pmc_probe(struct platform_device *pdev) pmc->base = base; mutex_unlock(&pmc->powergates_lock); + err = of_platform_populate(pdev->dev.of_node, NULL, NULL, &pdev->dev); + if (err < 0) + dev_err(&pdev->dev, + "Failed to register PMC Sub module driver: %d\n", err); + return 0; } -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html