From: Alexander Feilke <[email protected]> This commit can be reverted once the upstream linux device trees are synchronized.
Signed-off-by: Alexander Feilke <[email protected]> --- arch/arm/dts/imx7s-mba7-u-boot.dtsi | 23 ++++++++++++++++++++++- arch/arm/dts/imx7s-tqma7-u-boot.dtsi | 22 ++++++++++++++++++++++ 2 files changed, 44 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/imx7s-tqma7-u-boot.dtsi diff --git a/arch/arm/dts/imx7s-mba7-u-boot.dtsi b/arch/arm/dts/imx7s-mba7-u-boot.dtsi index 2ed3f9c4769..bb560f4d85b 100644 --- a/arch/arm/dts/imx7s-mba7-u-boot.dtsi +++ b/arch/arm/dts/imx7s-mba7-u-boot.dtsi @@ -7,7 +7,7 @@ * Author: Steffen Doster */ -#include "imx7s-u-boot.dtsi" +#include "imx7s-tqma7-u-boot.dtsi" / { config { @@ -21,7 +21,28 @@ }; }; +&gpio4 { + /* Deassert BOOT_EN after boot to separate BOOT_CFG circuits from LCD signals */ + boot-en-hog { + gpio-hog; + gpios = <3 GPIO_ACTIVE_LOW>; + output-low; + }; +}; + &wdog1 { u-boot,noautostart; timeout-sec = <60>; }; + +&iomuxc { + bootph-pre-ram; +}; + +&pinctrl_uart6 { + bootph-pre-ram; +}; + +&uart6 { + bootph-pre-ram; +}; diff --git a/arch/arm/dts/imx7s-tqma7-u-boot.dtsi b/arch/arm/dts/imx7s-tqma7-u-boot.dtsi new file mode 100644 index 00000000000..2d1d614cd57 --- /dev/null +++ b/arch/arm/dts/imx7s-tqma7-u-boot.dtsi @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Device Tree Source for TQ-Systems TQMa7S module. + * + * Copyright (C) 2024-2026 TQ-Systems GmbH <[email protected]>, + * D-82229 Seefeld, Germany + * Author: Steffen Doster + */ + +#include "imx7s-u-boot.dtsi" + +&soc { + bootph-pre-ram; +}; + +&aips1 { + bootph-pre-ram; +}; + +&aips3 { + bootph-pre-ram; +}; -- 2.34.1
