On 09/09/2022 00:21, Jerry Ray wrote: > The SAMA5D3-EDS board is an Ethernet Development Platform allowing for > evaluating many Microchip ethernet switch and PHY products. Various > daughter cards can connect via an RGMII connector or an RMII connector. > > The EDS board is not intended for stand-alone use and has no ethernet > capabilities when no daughter board is connected. As such, this device > tree is intended to be used with a DT overlay defining the add-on board. > To better ensure consistency, some items are defined here as a form of > documentation so that all add-on overlays will use the same terms. > > Link: https://www.microchip.com/en-us/development-tool/SAMA5D3-ETHERNET-DEVELOPMENT-SYSTEM > > Signed-off-by: Jerry Ray <jerry.ray@xxxxxxxxxxxxx> > --- > v7->v8: > - correcting patch subject line. > v6->v7: > - Renamed regulators, making things more consistent. > - Made slow_xtal and main_xtal entries direct overrides. > v5->v6: > - Replaced underscores in names where I can, improving naming. > v4->v5: > - patch now applies to v6.0-rc2 > v3->v4: > - Fixed regulators as necessary to get the board to boot from SD Card. > v2->v3: > - Alphabetized pinctrl entries. > - cleaned up a warning in the regulators section. > - License tweaked to 'OR MIT' > - Included Makefile change > v1->v2: > - Modified the compatible field in the device tree to reflect Microchip > Ethernet Development System Board. > --- > arch/arm/boot/dts/Makefile | 1 + > arch/arm/boot/dts/at91-sama5d3_eds.dts | 307 +++++++++++++++++++++++++ > 2 files changed, 308 insertions(+) > create mode 100644 arch/arm/boot/dts/at91-sama5d3_eds.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index 05d8aef6e5d2..e92e639a2dc3 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -61,6 +61,7 @@ dtb-$(CONFIG_SOC_SAM_V7) += \ > at91-sama5d2_icp.dtb \ > at91-sama5d2_ptc_ek.dtb \ > at91-sama5d2_xplained.dtb \ > + at91-sama5d3_eds.dtb \ > at91-sama5d3_ksz9477_evb.dtb \ > at91-sama5d3_xplained.dtb \ > at91-dvk_som60.dtb \ > diff --git a/arch/arm/boot/dts/at91-sama5d3_eds.dts b/arch/arm/boot/dts/at91-sama5d3_eds.dts > new file mode 100644 > index 000000000000..c7fbf7aa7826 > --- /dev/null > +++ b/arch/arm/boot/dts/at91-sama5d3_eds.dts > @@ -0,0 +1,307 @@ > +// SPDX-License-Identifier: GPL-2.0+ OR MIT > +/* > + * at91-sama5d3_eds.dts - Device Tree file for the SAMA5D3 Ethernet > + * Development System board. > + * > + * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries > + * > + * Author: Jerry Ray <jerry.ray@xxxxxxxxxxxxx> > + */ > +/dts-v1/; > +#include "sama5d36.dtsi" > + > +/ { > + model = "SAMA5D3 Ethernet Development System"; > + compatible = "microchip,sama5d3-eds", "atmel,sama5d36", > + "atmel,sama5d3", "atmel,sama5"; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + gpio { gpio is for GPIO controller. These are keys/buttons and usually it is 'gpio-keys' as node name. Best regards, Krzysztof
