diff options
author | Denys Drozdov <denys.drozdov@toradex.com> | 2021-10-20 13:18:33 +0300 |
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committer | Denys Drozdov <denys.drozdov@toradex.com> | 2021-10-25 10:33:54 +0300 |
commit | 81038431ccac277e4ff26953f5e829eef6e65736 (patch) | |
tree | 76a54c4109c98b4d58d47f263f49a3abbb66f4a1 | |
parent | d6f8786143853d327fc8a0d0f3095c74bdd78afd (diff) |
verdin-imx8mm: optionally shutdown can interfaces
Verdin iMX8M Mini DualLite does not have a can interface
which leads to the following message in the boot log.
[ 8.752956] mcp25xxfd spi2.0: CRC read error: computed: 6c2a received: ffff - data: be 00 04 ff ff ff ff
[ 8.782993] mcp25xxfd spi2.0: CRC read of clock register resulted in a bad CRC mismatch - hw not found
[ 8.863803] mcp25xxfd spi2.0: Probe failed, err=84
This overlay disables the CAN1 node to avoid error messages in dmesg.
Related-to: ELB-4187
Signed-off-by: Denys Drozdov <denys.drozdov@toradex.com>
-rw-r--r-- | overlays/Makefile | 1 | ||||
-rw-r--r-- | overlays/verdin-imx8mm_disable_can1.dts | 18 |
2 files changed, 19 insertions, 0 deletions
diff --git a/overlays/Makefile b/overlays/Makefile index af058c7..de87bf6 100644 --- a/overlays/Makefile +++ b/overlays/Makefile @@ -92,6 +92,7 @@ dtb-y += display-lt161010_overlay.dtbo dtb-y += display-lt170410_overlay.dtbo dtb-y += display-vga_overlay.dtbo dtb-y += touch-atmel-mxt_overlay.dtbo +dtb-y += verdin-imx8mm_disable_can1.dtbo dtb-y += verdin-imx8mm_lt8912_overlay.dtbo dtb-y += verdin-imx8mm_ov5640_overlay.dtbo dtb-y += verdin-imx8mm_sn65dsi84-lt170410_overlay.dtbo diff --git a/overlays/verdin-imx8mm_disable_can1.dts b/overlays/verdin-imx8mm_disable_can1.dts new file mode 100644 index 0000000..0972304 --- /dev/null +++ b/overlays/verdin-imx8mm_disable_can1.dts @@ -0,0 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2020-2021 Toradex + */ + +// Disable CAN1 for Verdin iMX8M Mini DualLite + +/dts-v1/; +/plugin/; + +/ { + compatible = "toradex,verdin-imx8mm"; +}; + +&can1 { + status = "disabled"; +}; + |