Merge tag 'xilinx-for-v2020.07' of https://gitlab.denx.de/u-boot/custodians/u-boot-microblaze into next

Xilinx changes for v2020.07

common:
- Align ENV_FAT_INTERFACE
- Fix MAC address source print log
- Improve based autodetection code

xilinx:
- Enable netconsole

Microblaze:
- Setup default ENV_OFFSET/ENV_SECT_SIZE

Zynq:
- Multiple DT updates/fixes
- Use DEVICE_TREE environment variable for DTB selection
- Switch to single zynq configuration
- Enable NOR flash via DM
- Minor SPL print removal
- Enable i2c mux driver

ZynqMP:
- Print multiboot register
- Enable cache commands in mini mtest
- Multiple DT updates/fixes
- Fix firmware probing when driver is not enabled
- Specify 3rd backup RAM boot mode in SPL
- Add SPL support for zcu102 v1.1 and zcu111 revA
- Redesign debug uart enabling and psu_init delay
- Enable full u-boot run from EL3
- Enable u-boot.itb generation without ATF with U-Boot in EL3

Versal:
- Enable distro default
- Enable others SPI flashes
- Enable systems without DDR

Drivers:
- Gem:
  - Flush memory after freeing
  - Handle mdio bus separately
- Watchdog:
  - Get rid of unused global data pointer
  - Enable window watchdog timer
- Serial:
  - Change reinitialization logic in zynq serial driver

Signed-off-by: Tom Rini <trini@konsulko.com>

doc/board/toradex/verdin-imx8mm.rst

@@ -18,31 +18,22 @@ Get and Build the ARM Trusted Firmware (Trusted Firmware A)
 .. code-block:: bash
 
     $ echo "Downloading and building TF-A..."
-    $ git clone -b imx_4.14.98_2.3.0 \
-      https://source.codeaurora.org/external/imx/imx-atf
-    $ cd imx-atf
-
-Please edit ``plat/imx/imx8mm/include/platform_def.h`` so it contains proper
-values for UART configuration and BL31 base address (correct values listed
-below):
-
-.. code-block:: bash
-
-    #define BL31_BASE                   0x910000
-    #define IMX_BOOT_UART_BASE          0x30860000
-    #define DEBUG_CONSOLE               1
+    $ git clone https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git
+    $ cd trusted-firmware-a
 
 Then build ATF (TF-A):
 
 .. code-block:: bash
 
-    $ make PLAT=imx8mm bl31
+    $ make PLAT=imx8mm IMX_BOOT_UART_BASE=0x30860000 bl31
+    $ cp build/imx8mm/release/bl31.bin ../
 
 Get the DDR Firmware
 --------------------
 
 .. code-block:: bash
 
+    $ cd ..
     $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.4.1.bin
     $ chmod +x firmware-imx-8.4.1.bin
     $ ./firmware-imx-8.4.1.bin
@@ -53,6 +44,7 @@ Build U-Boot
 .. code-block:: bash
 
     $ export CROSS_COMPILE=aarch64-linux-gnu-
+    $ export ATF_LOAD_ADDR=0x920000
     $ make verdin-imx8mm_defconfig
     $ make flash.bin
 
@@ -89,12 +81,6 @@ Output:
     U-Boot SPL 2020.01-00187-gd411d164e5 (Jan 26 2020 - 04:47:26 +0100)
     Normal Boot
     Trying to boot from MMC1
-    NOTICE:  Configuring TZASC380
-    NOTICE:  RDC off
-    NOTICE:  BL31: v2.0(release):rel_imx_4.14.98_2.3.0-0-g09c5cc994-dirty
-    NOTICE:  BL31: Built : 01:11:41, Jan 25 2020
-    NOTICE:  sip svc init
-
 
     U-Boot 2020.01-00187-gd411d164e5 (Jan 26 2020 - 04:47:26 +0100)
 

doc/board/xilinx/zynq.rst

@@ -32,7 +32,8 @@ Building
 
 configure and build for zc702 board::
 
-   $ make zynq_zc702_config
+   $ export DEVICE_TREE=zynq-zc702
+   $ make xilinx_zynq_virt_defconfig
    $ make
 
 Bootmode