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-rw-r--r--drivers/of/selftest.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/of/selftest.c b/drivers/of/selftest.c
index c1d7d38009f..2588faaaa30 100644
--- a/drivers/of/selftest.c
+++ b/drivers/of/selftest.c
@@ -431,8 +431,12 @@ static void __init of_selftest_match_node(void)
static void __init of_selftest_platform_populate(void)
{
int irq;
- struct device_node *np;
+ struct device_node *np, *child;
struct platform_device *pdev;
+ struct of_device_id match[] = {
+ { .compatible = "test-device", },
+ {}
+ };
np = of_find_node_by_path("/testcase-data");
of_platform_populate(np, of_default_bus_match_table, NULL, NULL);
@@ -452,6 +456,20 @@ static void __init of_selftest_platform_populate(void)
irq = platform_get_irq(pdev, 0);
selftest(irq < 0 && irq != -EPROBE_DEFER, "device parsing error failed - %d\n", irq);
+ np = of_find_node_by_path("/testcase-data/platform-tests");
+ if (!np) {
+ pr_err("No testcase data in device tree\n");
+ return;
+ }
+
+ for_each_child_of_node(np, child) {
+ struct device_node *grandchild;
+ of_platform_populate(child, match, NULL, NULL);
+ for_each_child_of_node(child, grandchild)
+ selftest(of_find_device_by_node(grandchild),
+ "Could not create device for node '%s'\n",
+ grandchild->name);
+ }
}
static int __init of_selftest(void)