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>
---
drivers/of/selftest.c | 23 ++++++++++++++++++
drivers/of/testcase-data/testcases.dtsi | 1 +
drivers/of/testcase-data/tests-platform.dtsi | 35 ++++++++++++++++++++++++++++
3 files changed, 59 insertions(+)
create mode 100644 drivers/of/testcase-data/tests-platform.dtsi
diff --git a/drivers/of/selftest.c b/drivers/of/selftest.c
index ae44500..c93cb4a 100644
--- a/drivers/of/selftest.c
+++ b/drivers/of/selftest.c
@@ -10,6 +10,7 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_irq.h>
+#include <linux/of_platform.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/slab.h>
@@ -427,6 +428,27 @@ static void __init of_selftest_match_node(void)
}
}
+static void __init of_selftest_platform_populate(void)
+{
+ struct device_node *np, *child;
+ int rc;
+ struct of_device_id match[] = {
+ { .compatible = "test-device", },
+ {}
+ };
+
+ 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) {
+ rc = of_platform_populate(child, match, NULL, NULL);
+ selftest(!rc, "Could not create device for node '%s'\n", child->name);
+ }
+}
+
static int __init of_selftest(void)
{
struct device_node *np;
@@ -445,6 +467,7 @@ static int __init of_selftest(void)
of_selftest_parse_interrupts();
of_selftest_parse_interrupts_extended();
of_selftest_match_node();
+ of_selftest_platform_populate();
pr_info("end of selftest - %i passed, %i failed\n",
selftest_results.passed, selftest_results.failed);
return 0;
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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