aspeed/smc: Add some tracing

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20200206112645.21275-2-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
3 files changed