diff options
author | Denys Drozdov <denys.drozdov@toradex.com> | 2021-09-14 10:12:43 +0300 |
---|---|---|
committer | Denys Drozdov <denys.drozdov@toradex.com> | 2021-09-14 18:14:35 +0300 |
commit | 6cc8bc67ec8e62bcfd56aa0e01c464c2e0b04e75 (patch) | |
tree | 177339b1b8b5de158588b6543e2f18051c63fdc4 | |
parent | 7fe8eedddcbce25171f5e6e5c14144123c08afa0 (diff) |
apalis-imx8: overlay for flexcan3 on mezzanine
Enable flexcan3 interface. Keep CAN transceiver
Silent Mode OFF MXM Pin 193 (GPIO2_IO18) low.
Related-to: ELB-2578
Signed-off-by: Denys Drozdov <denys.drozdov@toradex.com>
-rw-r--r-- | overlays/Makefile | 1 | ||||
-rw-r--r-- | overlays/apalis-imx8_mezzanine-can_overlay.dts | 30 |
2 files changed, 31 insertions, 0 deletions
diff --git a/overlays/Makefile b/overlays/Makefile index 0b1533f..c4ad171 100644 --- a/overlays/Makefile +++ b/overlays/Makefile @@ -31,6 +31,7 @@ dtb-y += apalis-imx6_stmpe-ts_overlay.dtbo dtb-y += apalis-imx6_vga_overlay.dtbo dtb-y += apalis-imx8_ar0521_overlay.dtbo dtb-y += apalis-imx8_atmel-mxt_overlay.dtbo +dtb-y += apalis-imx8_mezzanine-can_overlay.dtbo dtb-y += apalis-imx8_hdmi_overlay.dtbo dtb-y += apalis-imx8_lvds_overlay.dtbo dtb-y += apalis-imx8_lvds_overlay_2.dtbo diff --git a/overlays/apalis-imx8_mezzanine-can_overlay.dts b/overlays/apalis-imx8_mezzanine-can_overlay.dts new file mode 100644 index 0000000..0bcab87 --- /dev/null +++ b/overlays/apalis-imx8_mezzanine-can_overlay.dts @@ -0,0 +1,30 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2020-2021 Toradex + */ + +// Apalis iMX8 Mezzanine CAN overlay + +/dts-v1/; +/plugin/; + +#include <dt-bindings/gpio/gpio.h> + +/ { + compatible = "toradex,apalis-imx8"; +}; + +/* Please note atmel_mxt_ts node should be disabled */ +&flexcan3 { + status = "okay"; +}; + +&lsio_gpio2 { + /* Disable CAN transceiver silent mode */ + CAN_SILENT { + gpio-hog; + gpios = <18 GPIO_ACTIVE_HIGH>; /* SODIMM 193 */ + line-name = "CAN_SILENT"; + output-low; + }; +}; |