From c9eaae5a8b3a58b87c07b807c34e0f874584185a Mon Sep 17 00:00:00 2001 From: Aishwarya Kothari Date: Thu, 1 Sep 2022 14:43:19 +0200 Subject: colibri-imx7: add spidev overlay This overlay enables the spidev driver on the colibri imx7 spi interface. Related-to: ELB-4689 Signed-off-by: Aishwarya Kothari --- overlays/Makefile | 1 + overlays/colibri-imx7_spidev_overlay.dts | 29 +++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+) create mode 100644 overlays/colibri-imx7_spidev_overlay.dts diff --git a/overlays/Makefile b/overlays/Makefile index d78e842..712993f 100644 --- a/overlays/Makefile +++ b/overlays/Makefile @@ -45,6 +45,7 @@ dtb-y += colibri-imx7_atmel-mxt-adapter_overlay.dtbo dtb-y += colibri-imx7_atmel-mxt-connector_overlay.dtbo dtb-y += colibri-imx7_parallel-rgb-lvds-rgb24-single_overlay.dtbo dtb-y += colibri-imx7_parallel-rgb_overlay.dtbo +dtb-y += colibri-imx7_spidev_overlay.dtbo dtb-y += display-dpi-lt170410_overlay.dtbo dtb-y += display-edt5.7_overlay.dtbo dtb-y += display-edt7_overlay.dtbo diff --git a/overlays/colibri-imx7_spidev_overlay.dts b/overlays/colibri-imx7_spidev_overlay.dts new file mode 100644 index 0000000..54da057 --- /dev/null +++ b/overlays/colibri-imx7_spidev_overlay.dts @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2022 Toradex + */ + +// Colibri imx7 spidev + +/dts-v1/; +/plugin/; + +/ { + compatible = "toradex,colibri-imx7d", + "toradex,colibri-imx7d-emmc", + "toradex,colibri-imx7s"; +}; + +/* Colibri SPI */ +&ecspi3 { + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + spidev@0 { + /* Use compatible "rohm,dh2228fv" to bind spidev driver */ + compatible = "rohm,dh2228fv"; + reg = <0>; + spi-max-frequency = <10000000>; + }; +}; -- cgit v1.2.3