tests/avocado/machine_aspeed.py: Add an I2C slave test
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-Daudé <philmd@linaro.org> Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
parent
b14037f37f
commit
82e94da587
@ -199,6 +199,8 @@ class AST2x00Machine(QemuSystemTest):
|
||||
'tmp105,bus=aspeed.i2c.bus.3,address=0x4d,id=tmp-test');
|
||||
self.vm.add_args('-device',
|
||||
'ds1338,bus=aspeed.i2c.bus.3,address=0x32');
|
||||
self.vm.add_args('-device',
|
||||
'i2c-echo,bus=aspeed.i2c.bus.3,address=0x42');
|
||||
self.do_test_arm_aspeed_buildroot_start(image_path, '0xf00')
|
||||
|
||||
exec_command_and_wait_for_pattern(self,
|
||||
@ -217,6 +219,14 @@ class AST2x00Machine(QemuSystemTest):
|
||||
year = time.strftime("%Y")
|
||||
exec_command_and_wait_for_pattern(self, 'hwclock -f /dev/rtc1', year);
|
||||
|
||||
exec_command_and_wait_for_pattern(self,
|
||||
'echo slave-24c02 0x1064 > /sys/bus/i2c/devices/i2c-3/new_device',
|
||||
'i2c i2c-3: new_device: Instantiated device slave-24c02 at 0x64');
|
||||
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()
|
||||
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user