soc/amd/stoneyridge/include/soc/gpio.h: Remove vendor code reference

With the exception of code that deals directly or indirectly with AGESA,
all other code should be independent of vendor code reference. Therefore,
remove vendor code reference from any GPIO code.

BUG=b:77999987
TEST=Build and boot grunt.

Change-Id: I9ba78767a269ad6b9b06fa11993d8a12350e4bad
Signed-off-by: Richard Spiegel <richard.spiegel@silverbackltd.com>
Reviewed-on: https://review.coreboot.org/25695
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>
Reviewed-by: Garrett Kirkendall <garrett.kirkendall@amd.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
3 files changed