doc: Fixup some SMCCC links ...

This is a fixup for patch 3ba55a3
("docs: Update SMCCC doc, other changes for release"), where some
links names got changed but their references didn't.

Change-Id: I980d04dde338f3539a2ec1ae2e807440587b1cf5
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>

docs: Update SMCCC doc, other changes for release ...

Signed-off-by: Lauren Wehrmeister <lauren.wehrmeister@arm.com>
Change-Id: Ie842d6a9919776de151a4e9304f870aede07c47a

doc: debugfs remove references section and add topic to components index ...

Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: I8c2e6dc98f2f30a81f4f80cc0ca1232fed7a53c9

debugfs: add SMC channel ...

Provide an SMC interface to the 9p filesystem. This permits
accessing firmware drivers through a common interface, using
standardized read/write/control operations.

Signed-off-by: Ambroise Vincent <ambroise.vincent@arm.com>
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: I9314662314bb060f6bc02714476574da158b2a7d