Update links to TF-A documentation

Update the links to the TF-A documentation to point to
trustedfirmware.org rather than Github.

Change-Id: Ib49b90b6733cdf6acd17d95e6d4968ac162bd150
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
diff --git a/docs/design.rst b/docs/design.rst
index 5a13d79..91815d0 100644
--- a/docs/design.rst
+++ b/docs/design.rst
@@ -245,7 +245,7 @@
 
 --------------
 
-*Copyright (c) 2018, Arm Limited. All rights reserved.*
+*Copyright (c) 2018-2019, Arm Limited. All rights reserved.*
 
 .. _Summary of build options: user-guide.rst#summary-of-build-options
-.. _Firmware Update: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/firmware-update.rst
+.. _Firmware Update: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/firmware-update.rst
diff --git a/docs/porting-guide.rst b/docs/porting-guide.rst
index 0decf1a..6a5abb7 100644
--- a/docs/porting-guide.rst
+++ b/docs/porting-guide.rst
@@ -449,5 +449,5 @@
 
 *Copyright (c) 2018-2019, Arm Limited. All rights reserved.*
 
-.. _docs/psci-pd-tree.rst: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/psci-pd-tree.rst
+.. _docs/psci-pd-tree.rst: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/psci-pd-tree.rst
 .. _SP805: https://static.docs.arm.com/ddi0270/b/DDI0270.pdf
diff --git a/docs/user-guide.rst b/docs/user-guide.rst
index 3746ce7..4c03ea2 100644
--- a/docs/user-guide.rst
+++ b/docs/user-guide.rst
@@ -587,17 +587,17 @@
 
 .. _Linux master tree: https://github.com/torvalds/linux/tree/master/
 
-.. _TF-A: https://www.github.com/ARM-software/arm-trusted-firmware
+.. _TF-A: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about
 .. _Trusted Firmware-A (TF-A): TF-A_
-.. _EL3 payload boot flow: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/user-guide.rst#el3-payloads-alternative-boot-flow
-.. _TF-A User Guide: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/user-guide.rst
+.. _EL3 payload boot flow: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/user-guide.rst#el3-payloads-alternative-boot-flow
+.. _TF-A User Guide: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/user-guide.rst
 .. _Firmware Update: FWU_
-.. _FWU: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/firmware-update.rst
-.. _FWU state machine: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/firmware-update.rst#fwu-state-machine
-.. _Running the software on FVP: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/user-guide.rst#running-the-software-on-fvp
-.. _Running the software on Juno: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/user-guide.rst#running-the-software-on-juno
-.. _Building FIP images with support for Trusted Board Boot: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/user-guide.rst#building-fip-images-with-support-for-trusted-board-boot
-.. _Secure partition Manager: https://github.com/ARM-software/arm-trusted-firmware/blob/master/docs/secure-partition-manager-design.rst
+.. _FWU: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/firmware-update.rst
+.. _FWU state machine: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/firmware-update.rst#fwu-state-machine
+.. _Running the software on FVP: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/user-guide.rst#running-the-software-on-fvp
+.. _Running the software on Juno: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/user-guide.rst#running-the-software-on-juno
+.. _Building FIP images with support for Trusted Board Boot: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/user-guide.rst#building-fip-images-with-support-for-trusted-board-boot
+.. _Secure partition Manager: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/about/docs/secure-partition-manager-design.rst
 
 .. _EL3 test payload README file: ../el3_payload/README
 .. _scripts/run_fwu_fvp.sh: ../scripts/run_fwu_fvp.sh