diff options
| -rw-r--r-- | arch/sandbox/dts/test.dts | 55 | ||||
| -rw-r--r-- | test/dm/ofnode.c | 54 |
2 files changed, 109 insertions, 0 deletions
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts index b8f3012873e..80291958533 100644 --- a/arch/sandbox/dts/test.dts +++ b/arch/sandbox/dts/test.dts @@ -2048,6 +2048,61 @@ sandbox,err-step-size = <512>; }; }; + + graph1 { + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + + reg = <0>; + + endpoint@0 { + reg = <0>; + }; + + endpoint@1 { + reg = <1>; + }; + }; + + port@1 { + reg = <1>; + + endpoint { + test-property-0; + }; + }; + + port@2 { + #address-cells = <1>; + #size-cells = <0>; + + reg = <2>; + + graph2_link: endpoint@0 { + reg = <0>; + test-property-1; + remote-endpoint = <&graph1_link>; + }; + + endpoint@1 { + reg = <1>; + }; + }; + }; + }; + + graph2 { + port { + graph1_link: endpoint { + remote-endpoint = <&graph2_link>; + }; + }; + }; }; #include "sandbox_pmic.dtsi" diff --git a/test/dm/ofnode.c b/test/dm/ofnode.c index cc8b444ff9a..0f60c2a6281 100644 --- a/test/dm/ofnode.c +++ b/test/dm/ofnode.c @@ -23,6 +23,7 @@ #include <dm/device-internal.h> #include <dm/lists.h> #include <dm/of_extra.h> +#include <dm/ofnode_graph.h> #include <dm/root.h> #include <dm/test.h> #include <dm/uclass-internal.h> @@ -1651,3 +1652,56 @@ static int dm_test_bool(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_bool, UTF_SCAN_FDT); + +/* test all helpers found in drivers/core/ofnode_graph.c */ +static int dm_test_ofnode_graph(struct unit_test_state *uts) +{ + /* 3 ports with 5 endpoints (2-1-2) */ + ofnode graph1 = ofnode_path("/graph1"); + /* 1 port with 1 endpoint */ + ofnode graph2 = ofnode_path("/graph2"); + ofnode node; + u32 id; + + ut_asserteq(ofnode_graph_get_endpoint_count(graph1), 5); + ut_asserteq(ofnode_graph_get_endpoint_count(graph2), 1); + + ut_asserteq(ofnode_graph_get_port_count(graph1), 3); + ut_asserteq(ofnode_graph_get_port_count(graph2), 1); + + /* Request port with reg 2 */ + node = ofnode_graph_get_port_by_id(graph1, 2); + ofnode_read_u32(node, "reg", &id); + ut_asserteq(id, 2); + + /* Reqest parent from prev requested endpoint */ + node = ofnode_graph_get_port_parent(node); + ut_asserteq_str(ofnode_get_name(node), "graph1"); + + /* Request endpoint under port 1 */ + node = ofnode_graph_get_endpoint_by_regs(graph1, 1, -1); + ut_assert(ofnode_has_property(node, "test-property-0")); + + /* Reqest remote endpoint from graph2 in graph1 */ + node = ofnode_graph_get_endpoint_by_regs(graph2, -1, -1); + node = ofnode_graph_get_remote_endpoint(node); + ut_assert(ofnode_has_property(node, "test-property-1")); + + /* Reqest remote parent from graph2 linked endpoint */ + node = ofnode_graph_get_endpoint_by_regs(graph2, -1, -1); + node = ofnode_graph_get_remote_port_parent(node); + ut_asserteq_str(ofnode_get_name(node), "graph1"); + + /* Reqest remote port from graph2 linked endpoint */ + node = ofnode_graph_get_endpoint_by_regs(graph2, -1, -1); + node = ofnode_graph_get_remote_port(node); + ofnode_read_u32(node, "reg", &id); + ut_asserteq(id, 2); + + /* Reqest remote parent from graph2 linked endpoint */ + node = ofnode_graph_get_remote_node(graph2, -1, -1); + ut_asserteq_str(ofnode_get_name(node), "graph1"); + + return 0; +} +DM_TEST(dm_test_ofnode_graph, UTF_SCAN_FDT); |