Commit e56e45d5bd for qemu.org

commit e56e45d5bdc808ed52f943d1a785e4d885b6f18f
Author: Kane Chen <kane_chen@aspeedtech.com>
Date:   Wed Feb 4 08:21:46 2026 +0000

    tests/functional/aarch64: Add I2C test for AST1700 IO expanders

    Extend the AST2700 test suite to verify I2C connectivity on AST1700
    IO expanders using the DCSCM image. This validates the new bus-label
    naming scheme by testing communication on both primary and
    expander-attached I2C buses.

    Signed-off-by: Kane-Chen-AS <kane_chen@aspeedtech.com>
    Reviewed-by: Cédric Le Goater <clg@redhat.com>
    Link: https://lore.kernel.org/qemu-devel/20260204082113.3955407-23-kane_chen@aspeedtech.com
    Signed-off-by: Cédric Le Goater <clg@redhat.com>

diff --git a/tests/functional/aarch64/test_aspeed_ast2700.py b/tests/functional/aarch64/test_aspeed_ast2700.py
index cb1aafeb99..61373ffe5b 100755
--- a/tests/functional/aarch64/test_aspeed_ast2700.py
+++ b/tests/functional/aarch64/test_aspeed_ast2700.py
@@ -82,6 +82,10 @@ def verify_openbmc_boot_and_login(self, name, enable_pcie=True):
             'https://github.com/AspeedTech-BMC/openbmc/releases/download/v11.00/ast2700-a1-obmc.tar.gz',
             'd5ceed511cd0dfefbb102fff2d731159e0472948a28066dc0d90bcd54be76525')

+    ASSET_SDK_V1100_AST2700A1_DCSCM = Asset(
+            'https://github.com/AspeedTech-BMC/openbmc/releases/download/v11.00/ast2700-a1-dcscm-obmc.tar.gz',
+            '4f8778be176ece1b57d33c4aee13bb989be114c3e4703150eaeb6f996bd5587f')
+
     def do_ast2700_i2c_test(self, bus_id):
         bus_str = str(bus_id)
         exec_command_and_wait_for_pattern(self,
@@ -166,5 +170,18 @@ def test_aarch64_ast2700a1_evb_sdk_vbootrom_v11_00(self):
         self.verify_vbootrom_firmware_flow()
         self.verify_openbmc_boot_start()

+    def test_aarch64_ast2700a1_evb_ioexp_v11_00(self):
+        self.set_machine('ast2700a1-evb')
+        self.require_netdev('user')
+
+        self.archive_extract(self.ASSET_SDK_V1100_AST2700A1_DCSCM)
+        self.vm.set_machine('ast2700a1-evb,fmc-model=w25q512jv')
+        self.vm.add_args('-device',
+                         'tmp105,bus=ioexp0.0,address=0x4d,id=tmp-test-16')
+        self.start_ast2700_test('ast2700-a1-dcscm', 8)
+        self.verify_openbmc_boot_and_login('ast2700-a1-dcscm', False)
+        self.do_ast2700_i2c_test(8)
+        self.do_ast2700_i2c_test(16)
+
 if __name__ == '__main__':
     QemuSystemTest.main()