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imx6sx-udoo-neo-basic: Introduce the u-boot.dtsi

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After the conversion to DM_SERIAL in commit 01f372d8d62b ("udoo_neo:
Select DM_SERIAL and drop iomux board level init") the SPL log is gone
and the U-Boot proper log becomes incomplete:

Core:  80 devices, 18 uclasses, devicetree: separate
MMC:   FSL_SDHC: 1, FSL_SDHC: 2
Loading Environment from MMC... OK
In:    serial@2020000
Out:   serial@2020000
Err:   serial@2020000
Net:   eth0: ethernet@2188000
Hit any key to stop autoboot:  0

Introduce the u-boot.dtsi file that passes the u-boot,dm-pre-reloc
properties to the relevant nodes so that UART can be used early in SPL.

With this change, the complete SPL and U-Boot messages are seen again.

Signed-off-by: Fabio Estevam <festevam@denx.de>
This commit is contained in:
Fabio Estevam 2023-03-22 16:59:31 -03:00 committed by Tom Rini
parent 27fbae57ab
commit 565681e596
1 changed files with 17 additions and 0 deletions
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17
arch/arm/dts/imx6sx-udoo-neo-basic-u-boot.dtsi Normal file
View File

@ -0,0 +1,17 @@
// SPDX-License-Identifier: GPL-2.0+
&soc {
u-boot,dm-pre-reloc;
};
&aips1 {
u-boot,dm-pre-reloc;
};
&pinctrl_uart1 {
u-boot,dm-pre-reloc;
};
&uart1 {
u-boot,dm-pre-reloc;
};