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| author | Henrique Garcia <henrique.garcia@toradex.com> | 2022-03-28 08:32:41 -0300 |
|---|---|---|
| committer | henrique.garcia <henrique.garcia@toradex.com> | 2022-03-31 12:54:24 -0300 |
| commit | 80386a7042bf0aaa5caf43f91371a359c5af616f (patch) | |
| tree | 74d82446d0deccad983488d77957329f7badf0b3 | |
| parent | d1ffa500cceb084ffc54f82ecbc58b4e8edf1bcc (diff) | |
colibri-imx8x: add overlay to disable the cortex-m's uart
Related-to: ELB-4380
Signed-off-by: Henrique Garcia <henrique.garcia@toradex.com>
| -rw-r--r-- | overlays/Makefile | 1 | ||||
| -rw-r--r-- | overlays/colibri-imx8x_disable-cm40-uart_overlay.dts | 21 |
2 files changed, 22 insertions, 0 deletions
diff --git a/overlays/Makefile b/overlays/Makefile index 19bd504..0abb532 100644 --- a/overlays/Makefile +++ b/overlays/Makefile @@ -70,6 +70,7 @@ dtb-y += colibri-imx7_lcd-vga_overlay.dtbo dtb-y += colibri-imx8x_ad7879_overlay.dtbo dtb-y += colibri-imx8x_atmel-mxt-adapter_overlay.dtbo dtb-y += colibri-imx8x_atmel-mxt-connector_overlay.dtbo +dtb-y += colibri-imx8x_disable-cm40-uart_overlay.dtbo dtb-y += colibri-imx8x_display-lcdif_overlay.dtbo dtb-y += colibri-imx8x_dsihdmi_overlay.dtbo dtb-y += colibri-imx8x-eval_spidev_overlay.dtbo diff --git a/overlays/colibri-imx8x_disable-cm40-uart_overlay.dts b/overlays/colibri-imx8x_disable-cm40-uart_overlay.dts new file mode 100644 index 0000000..e778c87 --- /dev/null +++ b/overlays/colibri-imx8x_disable-cm40-uart_overlay.dts @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2021 Toradex + */ + +// Disables, at the Linux side, the UART that is shared with Cortex-M + +/dts-v1/; +/plugin/; + +/{ + compatible = "toradex,colibri-imx8"; +}; + +&cm40_lpuart { + status = "disabled"; +}; + +&cm40_uart_lpcg { + status = "disabled"; +}; |