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author | Oleksij Rempel <o.rempel@pengutronix.de> | 2021-11-11 09:10:45 +0100 |
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committer | Nicolas Ferre <nicolas.ferre@microchip.com> | 2021-12-08 14:05:16 +0100 |
commit | b3111fe15df5e420f5251bad612fcf6915392c92 (patch) | |
tree | 3f7221e9fe4fe992a5456bae7319d4feed4902ec /arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts | |
parent | 6d4518a086b2cce1f7935eb5a88a7f03e241f640 (diff) | |
download | linux-b3111fe15df5e420f5251bad612fcf6915392c92.tar.bz2 |
ARM: dts: at91: add Microchip EVB-KSZ9477 board
Add KSZ9477 managed switch evaluation kit with SAMA5D36 MPU:
https://www.microchip.com/en-us/development-tool/evb-ksz9477
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20211111081045.711323-1-o.rempel@pengutronix.de
Diffstat (limited to 'arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts')
-rw-r--r-- | arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts b/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts new file mode 100644 index 000000000000..443e8b022897 --- /dev/null +++ b/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts @@ -0,0 +1,209 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (c) 2021 Oleksij Rempel <kernel@pengutronix.de>, Pengutronix + */ +/dts-v1/; +#include "sama5d36.dtsi" + +/ { + model = "EVB-KSZ9477"; + compatible = "microchip,sama5d3-ksz9477-evb", "atmel,sama5d36", + "atmel,sama5d3", "atmel,sama5"; + + chosen { + stdout-path = &dbgu; + }; + + reg_3v3: regulator-3v3 { + compatible = "regulator-fixed"; + regulator-name = "3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + reg_vcc_mmc0: regulator-mmc0 { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mcc0_vcc>; + regulator-name = "mmc0-vcc"; + regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <3300000>; + gpio = <&pioE 2 GPIO_ACTIVE_LOW>; + }; +}; + +&dbgu { + status = "okay"; +}; + +&ebi { + pinctrl-0 = <&pinctrl_ebi_nand_addr>; + pinctrl-names = "default"; + status = "okay"; +}; + +&i2c0 { + pinctrl-0 = <&pinctrl_i2c0_pu>; + status = "okay"; +}; + +&macb0 { + phy-mode = "rgmii"; + status = "okay"; + + fixed-link { + speed = <1000>; + full-duplex; + }; +}; + +&main_xtal { + clock-frequency = <12000000>; +}; + +&mmc0 { + pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 + &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>; + status = "okay"; + + slot@0 { + reg = <0>; + bus-width = <8>; + cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>; + disable-wp; + vmmc-supply = <®_vcc_mmc0>; + vqmmc-supply = <®_3v3>; + }; +}; + +&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"; + }; +}; + +&slow_xtal { + clock-frequency = <32768>; +}; + +&spi0 { + cs-gpios = <&pioD 13 GPIO_ACTIVE_LOW>, <0>, <0>, + <&pioD 16 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + +&spi1 { + pinctrl-0 = <&pinctrl_spi_ksz>; + cs-gpios = <&pioC 25 GPIO_ACTIVE_LOW>; + status = "okay"; + + switch@0 { + compatible = "microchip,ksz9477"; + reg = <0>; + spi-max-frequency = <1000000>; + spi-cpha; + spi-cpol; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + label = "lan1"; + }; + + port@1 { + reg = <1>; + label = "lan2"; + }; + + port@2 { + reg = <2>; + label = "lan3"; + }; + + port@3 { + reg = <3>; + label = "lan4"; + }; + + port@4 { + reg = <4>; + label = "lan5"; + }; + + port@5 { + reg = <5>; + label = "cpu"; + ethernet = <&macb0>; + phy-mode = "rgmii-txid"; + + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + }; + }; +}; + +&usb0 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usba_vbus>; + atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>; + status = "okay"; +}; + +&pinctrl { + board { + pinctrl_i2c0_pu: i2c0-pu { + atmel,pins = + <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>, + <AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; + }; + + pinctrl_mmc0_cd: mmc0-cd { + atmel,pins = <AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + + pinctrl_mcc0_vcc: mmc0-vcc { + atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + + pinctrl_spi_ksz: spi-ksz { + atmel,pins = + < + /* SPI1_MISO */ + AT91_PIOC 22 AT91_PERIPH_A AT91_PINCTRL_PULL_UP + /* SPI1_MOSI */ + AT91_PIOC 23 AT91_PERIPH_A AT91_PINCTRL_NONE + /* SPI1_SPCK */ + AT91_PIOC 24 AT91_PERIPH_A AT91_PINCTRL_NONE + + /* SPI CS */ + AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + /* switch IRQ */ + AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH + /* switch PME_N, SoC IN */ + AT91_PIOC 30 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP + /* switch RST */ + AT91_PIOC 31 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH + >; + }; + + pinctrl_usba_vbus: usba-vbus { + atmel,pins = + <AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; + }; + }; +}; |