rpi3: Enable GPIO in BL2
This patch inits the GPIO in BL2 earlysetup. So BL2 can start operating
GPIO pins.

Signed-off-by: Ying-Chun Liu (PaulLiu) <paulliu@debian.org>
1 parent d604ac4 commit 2be86dd3954a5a3bd5111c3861a74c1f8a592884
@Ying-Chun Liu (PaulLiu) Ying-Chun Liu (PaulLiu) authored on 21 Jan 2019
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plat/rpi3/platform.mk
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plat/rpi3/rpi3_bl2_setup.c
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plat/rpi3/rpi3_hw.h