diff options
author | Max Krummenacher <max.krummenacher@toradex.com> | 2021-03-31 14:35:03 +0200 |
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committer | Max Krummenacher <max.krummenacher@toradex.com> | 2021-04-06 18:39:16 +0200 |
commit | 1bbab5b041bd477457fca3e8043881788a1c2f46 (patch) | |
tree | 56bcd2d1d45bf4e9ac4e607ccfd625c2033b134a /overlays | |
parent | 779a45331fe36f26e838eec13de6673626bd854b (diff) |
overlays: colibri-imx7: add uart b disable overlay
This allows for disabling the UART B in Linux freeing it for potential
M4 use.
Related-to: ELB-3520
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Diffstat (limited to 'overlays')
-rw-r--r-- | overlays/Makefile | 1 | ||||
-rw-r--r-- | overlays/colibri-imx7_disable-uart-b_overlay.dts | 19 |
2 files changed, 20 insertions, 0 deletions
diff --git a/overlays/Makefile b/overlays/Makefile index a916cbd..6c1d4bd 100644 --- a/overlays/Makefile +++ b/overlays/Makefile @@ -50,6 +50,7 @@ dtb-y += colibri-imx6_stmpe-ts_overlay.dtbo dtb-y += colibri-imx7_ad7879_overlay.dtbo dtb-y += colibri-imx7_atmel-mxt-adapter_overlay.dtbo dtb-y += colibri-imx7_atmel-mxt-connector_overlay.dtbo +dtb-y += colibri-imx7_disable-uart-b_overlay.dtbo dtb-y += colibri-imx7-eval_spidev_overlay.dtbo dtb-y += colibri-imx7_fusion-f0710a-adapter_overlay.dtbo dtb-y += colibri-imx7_fusion-f0710a-connector_overlay.dtbo diff --git a/overlays/colibri-imx7_disable-uart-b_overlay.dts b/overlays/colibri-imx7_disable-uart-b_overlay.dts new file mode 100644 index 0000000..420847f --- /dev/null +++ b/overlays/colibri-imx7_disable-uart-b_overlay.dts @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2020-2021 Toradex + */ + +// Disable UART2, aka UART_B on the Colibri iMX7 + +/dts-v1/; +/plugin/; + +/ { + compatible = "toradex,colibri-imx7d", + "toradex,colibri-imx7d-emmc", + "toradex,colibri-imx7s"; +}; + +&uart2 { + status = "disabled"; +}; |