board: Remove not needed function for the K+P's imx53 board

The get_board_rev() is not needed anymore as a generic function
for the imx53 SoC has been used instead.

Signed-off-by: Lukasz Majewski <

board: Remove not needed function for the K+P's imx53 board

The get_board_rev() is not needed anymore as a generic function
for the imx53 SoC has been used instead.

Signed-off-by: Lukasz Majewski <lukma@denx.de>

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board: Add support for KEY1 status detection on K+P's HSC|DDC boards

This code provides information if the K+P's imx53 boards had KEY1
pressed.

Signed-off-by: Lukasz Majewski <lukma@denx.de>

board: imx53: Always disable display before starting kernel

This patch prevents from the situation where we may end up with garbage
displayed on the LCD panel.

Such situation occurs when one perfor

board: imx53: Always disable display before starting kernel

This patch prevents from the situation where we may end up with garbage
displayed on the LCD panel.

Such situation occurs when one performs "reboot -f" in Linux and then
stop in U-boot (or observe the garbage on the screen during boot up).

To prevent from such situation - the PWM pin is configured as GPIO and set
to LOW.

Signed-off-by: Lukasz Majewski <lukma@denx.de>

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Fixup various SPDX tags from the latest merge

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

arm: imx53: Add support for imx53 boards from K+P

This commit adds support for DDC and HSC boards from
K+P in u-boot.

Console output:

U-Boot 2018.05-rc2-00090-g752b7ed6f9 (Apr 26 2018 - 14:24:24 +

arm: imx53: Add support for imx53 boards from K+P

This commit adds support for DDC and HSC boards from
K+P in u-boot.

Console output:

U-Boot 2018.05-rc2-00090-g752b7ed6f9 (Apr 26 2018 - 14:24:24 +0200)

CPU: Freescale i.MX53 rev2.1 at 800 MHz
Reset cause: WDOG
Model: K+P iMX53
DRAM: 512 MiB
MMC: FSL_SDHC: 0
Loading Environment from MMC... OK
In: serial
Out: serial
Err: serial
Module EEPROM:
ID: TQMa53-CB.0401
SN: 63152762
MAC: 00:0b:64:03:14:2a
BBoard:40x0 Rev:10
Net: eth0: ethernet@63fec000
Hit any key to stop autoboot: 0

Signed-off-by: Lukasz Majewski <lukma@denx.de>

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