From: Rob Herring <robh@xxxxxxxxxx>
Add a test case for nodes which have the same name and same
non-translatable unit address.
Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
Reviewed-by: Grant Likely <grant.likely@xxxxxxxxxx>
Reviewed-by: Frank Rowand <frank.rowand@xxxxxxxxxxxxxx>
---
v2:
- Rebase to v3.15-rc5 and deferred probe irq test
- Rework self checking since adding error return to of_platform_populate
doesn't work.
drivers/of/selftest.c | 20 +++++++++++++++-
drivers/of/testcase-data/testcases.dtsi | 1 +
drivers/of/testcase-data/tests-platform.dtsi | 35 ++++++++++++++++++++++++++++
3 files changed, 55 insertions(+), 1 deletion(-)
create mode 100644 drivers/of/testcase-data/tests-platform.dtsi
diff --git a/drivers/of/selftest.c b/drivers/of/selftest.c
index c1d7d38..2588faa 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)
diff --git a/drivers/of/testcase-data/testcases.dtsi b/drivers/of/testcase-data/testcases.dtsi
index 3a5b75a..6d8d980a 100644
--- a/drivers/of/testcase-data/testcases.dtsi
+++ b/drivers/of/testcase-data/testcases.dtsi
@@ -1,3 +1,4 @@
#include "tests-phandle.dtsi"
#include "tests-interrupts.dtsi"
#include "tests-match.dtsi"
+#include "tests-platform.dtsi"
diff --git a/drivers/of/testcase-data/tests-platform.dtsi b/drivers/of/testcase-data/tests-platform.dtsi
new file mode 100644
index 0000000..eb20eeb
--- /dev/null
+++ b/drivers/of/testcase-data/tests-platform.dtsi
@@ -0,0 +1,35 @@
+
+/ {
+ testcase-data {
+ platform-tests {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-device@0 {
+ compatible = "test-device";
+ reg = <0x0>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dev@100 {
+ compatible = "test-sub-device";
+ reg = <0x100>;
+ };
+ };
+
+ test-device@1 {
+ compatible = "test-device";
+ reg = <0x1>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dev@100 {
+ compatible = "test-sub-device";
+ reg = <0x100>;
+ };
+ };
+ };
+ };
+};
--
1.9.1
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