Merge branch 'for-next/imx'

arm: boards: add initial imx8mp-evk support ...

This adds support for the NXP i.MX8MP-EVK board.

The SDRAM timings are taken from U-Boot-2020.07-rc4, other information
how to initialize the board are form U-Boot as well.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

ARM: configs: Update configs to use new Kconfig FASTBOOT_* names ...

Some Kconfig symbols have been moved and renamed in commit
2879373370eb ("fastboot: split generic code from USB gadget")

Signed-off-by: Robert Karszniewicz <r.karszniewicz@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

ARM: i.MX: update imx_v8_defconfig for i.MX8MM ...

Enable support for the i.MX8MM EVK and some of its peripherals.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

ARM: phyCORE-i.MX8M SOM support ...

The phyCORE-i.MX8M aka PCL-066 is a SoM containing a i.MX8M SoC.

phyCORE-i.MX8M:
 - 1GB LPDDR4 RAM
 - eMMC
 - microSD
 - Ethernet

Signed-off-by: Christian Hemp <christian.hemp@posteo.de>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

ARM: i.MX: Add support for ZII i.MX8MQ based devices ...

Add support for the following ZII i.MX8MQ based boards:

   - ZII i.MX8MQ RMB3
   - ZII i.MX8MQ Zest

Most of the basic peripherals are supported by this patch. More
advanced features such as PCIe, display support, etc, are planned to
be added later.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

ARM: Introduce imx_v8_defconfig ...

Similar to imx_v7_defconfig, add imx_v8_defconfig as a default
configuration encompassing all ARMv8 based i.MX SoCs.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>