xtensa: drop empty platform_* functions from platforms
authorMax Filippov <jcmvbkbc@gmail.com>
Sun, 15 Dec 2019 10:48:51 +0000 (02:48 -0800)
committerMax Filippov <jcmvbkbc@gmail.com>
Fri, 31 Jan 2020 20:17:28 +0000 (12:17 -0800)
commit64716b9ec5ba3342d3a9f0464d2abb48de65b327
treec7f61505d3a6a2dac96a43edf64f803c13c65fc0
parente725331354924b3f720c8bb7ca579d44cc63e574
xtensa: drop empty platform_* functions from platforms

Provide missing default implementation for platform_init and drop copies
of default platform_init, platform_setup and platform_heartbeet from
platforms/*/setup.c

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
arch/xtensa/kernel/platform.c
arch/xtensa/platforms/iss/setup.c
arch/xtensa/platforms/xtfpga/setup.c