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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 22.08.2022 21:13, Jerry Ray wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > The SAMA5D3-EDS board is an Ethernet Development Platform allowing for > evaluating many Microchip ethernet switch and PHY products. Various > daughter cards can connect up 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. > > Google search keywords: "Microchip SAMA5D3-EDS" > > Signed-off-by: Jerry Ray > --- > v1->v2: > - Modified the compatible field in the device tree to reflect Microchip > Ethernet Development System Board. > --- > arch/arm/boot/dts/at91-sama5d3_eds.dts | 314 +++++++++++++++++++++++++ > 1 file changed, 314 insertions(+) > create mode 100644 arch/arm/boot/dts/at91-sama5d3_eds.dts > > diff --git a/arch/arm/boot/dts/at91-sama5d3_eds.dts b/arch/arm/boot/dts/at91-sama5d3_eds.dts > new file mode 100644 You have to add this file to Makefile to be compiled. > index 000000000000..626f7bbe0164 > --- /dev/null > +++ b/arch/arm/boot/dts/at91-sama5d3_eds.dts > @@ -0,0 +1,314 @@ > +// SPDX-License-Identifier: GPL-2.0-or-later > +/* > + * at91-sama5d3_eds.dts - Device Tree file for the SAMA5D3 Ethernet > + * Development System board. > + * > + * Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries > + * 2022 Jerry Ray > + */ > +/dts-v1/; > +#include "sama5d36.dtsi" > + > +/ { > + model = "SAMA5D3 Ethernet Development System"; > + compatible = "microchip,sama5d3-eds", "atmel,sama5d3", "atmel,sama5"; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + clocks { > + slow_xtal { > + clock-frequency = <32768>; > + }; > + > + main_xtal { > + clock-frequency = <12000000>; > + }; > + }; > + > + gpio_keys { > + compatible = "gpio-keys"; > + > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_key_gpio>; > + > + button-3 { > + label = "PB_USER"; > + gpios = <&pioE 29 GPIO_ACTIVE_LOW>; > + linux,code = <0x104>; > + wakeup-source; > + }; > + }; > + > + memory@20000000 { > + reg = <0x20000000 0x10000000>; > + }; > + > + regulators: regulators { > + compatible = "simple-bus"; > + #address-cells = <1>; > + #size-cells = <0>; Also, check "make W=1 dtbs". Please solve the warning related to regulators. You can remove simple bus here, it should be fine w/o it and compilation warning should be gone. Thank you, Claudiu Beznea > + > + vcc_3v3_reg: BUCK_REG1 { > + compatible = "regulator-fixed"; > + regulator-name = "VCC_3V3"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-always-on; > + }; > + > + vcc_2v5_reg: LDO_REG2 { > + compatible = "regulator-fixed"; > + regulator-name = "VCC_2V5"; > + regulator-min-microvolt = <2500000>; > + regulator-max-microvolt = <2500000>; > + regulator-always-on; > + vin-supply = <&vcc_3v3_reg>; > + }; > + > + vcc_1v8_reg: LDO_REG3 { > + compatible = "regulator-fixed"; > + regulator-name = "VCC_1V8"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + vin-supply = <&vcc_3v3_reg>; > + }; > + > + vcc_1v2_reg: BUCK_REG4 { > + compatible = "regulator-fixed"; > + regulator-name = "VCC_1V2"; > + regulator-min-microvolt = <1200000>; > + regulator-max-microvolt = <1200000>; > + regulator-always-on; > + }; > + > + vcc_mmc0_reg: fixedregulator_mmc0 { > + compatible = "regulator-fixed"; > + regulator-name = "mmc0-card-supply"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-always-on; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_vcc_mmc0_reg_gpio>; > + gpio = <&pioE 2 GPIO_ACTIVE_LOW>; > + }; > + }; > +}; > + > +&can0 { > + status = "okay"; > +}; > + > +&dbgu { > + status = "okay"; > +}; > + > +&ebi { > + pinctrl-0 = <&pinctrl_ebi_nand_addr>; > + pinctrl-names = "default"; > + status = "okay"; > + > + nand_controller: nand-controller { > + status = "okay"; > + > + nand@3 { > + reg = <0x3 0x0 0x2>; > + atmel,rb = <0>; > + nand-bus-width = <8>; > + nand-ecc-mode = "hw"; > + nand-ecc-strength = <4>; > + nand-ecc-step-size = <512>; > + nand-on-flash-bbt; > + label = "atmel_nand"; > + > + partitions { > + compatible = "fixed-partitions"; > + #address-cells = <1>; > + #size-cells = <1>; > + > + at91bootstrap@0 { > + label = "at91bootstrap"; > + reg = <0x0 0x40000>; > + }; > + > + bootloader@40000 { > + label = "bootloader"; > + reg = <0x40000 0xc0000>; > + }; > + > + bootloaderenvred@100000 { > + label = "bootloader env redundant"; > + reg = <0x100000 0x40000>; > + }; > + > + bootloaderenv@140000 { > + label = "bootloader env"; > + reg = <0x140000 0x40000>; > + }; > + > + dtb@180000 { > + label = "device tree"; > + reg = <0x180000 0x80000>; > + }; > + > + kernel@200000 { > + label = "kernel"; > + reg = <0x200000 0x600000>; > + }; > + > + rootfs@800000 { > + label = "rootfs"; > + reg = <0x800000 0x0f800000>; > + }; > + }; > + }; > + }; > +}; > + > +&i2c0 { > + pinctrl-0 = <&pinctrl_i2c0_pu>; > + status = "okay"; > +}; > + > +&i2c1 { > + status = "okay"; > +}; > + > +&i2c2 { > + dmas = <0>, <0>; /* Do not use DMA for i2c2 */ > + pinctrl-0 = <&pinctrl_i2c2_pu>; > + status = "okay"; > +}; > + > +&mmc0 { > + pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 > + &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>; > + vmmc-supply = <&vcc_mmc0_reg>; > + vqmmc-supply = <&vcc_3v3_reg>; > + status = "okay"; > + slot@0 { > + reg = <0>; > + bus-width = <8>; > + cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>; > + }; > +}; > + > +&pinctrl { > + board { > + pinctrl_i2c0_pu: i2c0_pu { > + atmel,pins = > + , > + ; > + }; > + > + pinctrl_i2c2_pu: i2c2_pu { > + atmel,pins = > + , > + ; > + }; > + > + pinctrl_key_gpio: key_gpio_0 { > + atmel,pins = > + ; > + }; > + > + pinctrl_mmc0_cd: mmc0_cd { > + atmel,pins = > + ; > + }; > + > + pinctrl_spi0_cs: spi0_cs_default { > + atmel,pins = > + + AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + > + pinctrl_spi1_cs: spi1_cs_default { > + atmel,pins = + AT91_PIOC 28 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + > + pinctrl_usba_vbus: usba_vbus { > + atmel,pins = > + ; > + }; > + > + pinctrl_usb_default: usb_default { > + atmel,pins = > + + AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + > + pinctrl_vcc_mmc0_reg_gpio: vcc_mmc0_reg_gpio_default { > + atmel,pins = ; > + }; > + > + /* Reserved for reset signal to the RGMII connector. */ > + pinctrl_rgmii_rstn: rgmii_rstn { > + atmel,pins = > + ; > + }; > + > + /* Reserved for an interrupt line from the RMII and RGMII connectors. */ > + pinctrl_spi_irqn: spi_irqn { > + atmel,pins = > + ; > + }; > + > + /* Reserved for VBUS fault interrupt. */ > + pinctrl_vbusfault_irqn: vbusfault_irqn { > + atmel,pins = > + ; > + }; > + }; > +}; > + > +&spi0 { > + pinctrl-names = "default", "cs"; > + pinctrl-1 = <&pinctrl_spi0_cs>; > + cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>; > + status = "okay"; > +}; > + > +&spi1 { > + pinctrl-names = "default", "cs"; > + pinctrl-1 = <&pinctrl_spi1_cs>; > + cs-gpios = <&pioC 25 0>, <0>, <0>, <&pioC 28 0>; > + status = "okay"; > +}; > + > +&tcb0 { > + timer0: timer@0 { > + compatible = "atmel,tcb-timer"; > + reg = <0>; > + }; > + > + timer1: timer@1 { > + compatible = "atmel,tcb-timer"; > + reg = <1>; > + }; > +}; > + > +&usb0 { > + atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_usba_vbus>; > + status = "okay"; > +}; > + > +&usb1 { > + atmel,vbus-gpio = <0 > + &pioE 3 GPIO_ACTIVE_HIGH > + &pioE 4 GPIO_ACTIVE_HIGH > + >; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_usb_default>; > + num-ports = <3>; > + status = "okay"; > +}; > + > +&usb2 { > + status = "okay"; > +}; > -- > 2.17.1 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel