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From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= <clg@kaod.org>
To: qemu-arm@nongnu.org,
qemu-devel@nongnu.org
Cc: Peter Maydell <peter.maydell@linaro.org>,
=?UTF-8?q?C=C3=A9dric=20Le=20Goater?= <clg@kaod.org>,
Klaus Jensen <k.jensen@samsung.com>,
=?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= <philmd@linaro.org>
Subject: [PULL 04/11] tests/avocado/machine_aspeed.py: Add an I2C slave test
Date: Thu, 2 Mar 2023 18:41:59 +0100
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The Aspeed 2600 I2C controller supports a slave mode which can be
tested with the I2C echo device. Test extracted from :
https://lists.nongnu.org/archive/html/qemu-devel/2022-06/msg00183.html
Suggested-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Philippe Mathieu-Daud=C3=A9 <philmd@linaro.org>
Signed-off-by: C=C3=A9dric Le Goater <clg@kaod.org>
---
tests/avocado/machine_aspeed.py | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/tests/avocado/machine_aspeed.py b/tests/avocado/machine_aspeed=
.py
index ddf05b3617..d2c57ccb7e 100644
--- a/tests/avocado/machine_aspeed.py
+++ b/tests/avocado/machine_aspeed.py
@@ -199,6 +199,8 @@ def test_arm_ast2600_evb_buildroot(self):
'tmp105,bus=3Daspeed.i2c.bus.3,address=3D0x4d,id=
=3Dtmp-test');
self.vm.add_args('-device',
'ds1338,bus=3Daspeed.i2c.bus.3,address=3D0x32');
+ self.vm.add_args('-device',
+ 'i2c-echo,bus=3Daspeed.i2c.bus.3,address=3D0x42');
self.do_test_arm_aspeed_buildroot_start(image_path, '0xf00')
=20
exec_command_and_wait_for_pattern(self,
@@ -217,6 +219,14 @@ def test_arm_ast2600_evb_buildroot(self):
year =3D time.strftime("%Y")
exec_command_and_wait_for_pattern(self, 'hwclock -f /dev/rtc1', ye=
ar);
=20
+ exec_command_and_wait_for_pattern(self,
+ 'echo slave-24c02 0x1064 > /sys/bus/i2c/devices/i2c-3/new_dev=
ice',
+ 'i2c i2c-3: new_device: Instantiated device slave-24c02 at 0x=
64');
+ exec_command(self, 'i2cset -y 3 0x42 0x64 0x00 0xaa i');
+ time.sleep(0.1)
+ exec_command_and_wait_for_pattern(self,
+ 'hexdump /sys/bus/i2c/devices/3-1064/slave-eeprom',
+ '0000000 ffaa ffff ffff ffff ffff ffff ffff ffff');
self.do_test_arm_aspeed_buildroot_poweroff()
=20
=20
--=20
2.39.2