| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * at91-wb50n.dtsi - Device Tree include file for wb50n cpu module |
| * |
| * Copyright (C) 2018 Laird |
| * |
| */ |
| |
| #include "sama5d31.dtsi" |
| |
| / { |
| model = "Laird Workgroup Bridge 50N - Atmel SAMA5D"; |
| compatible = "laird,wb50n", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5"; |
| |
| chosen { |
| bootargs = "ubi.mtd=6 root=ubi0:rootfs rootfstype=ubifs rw"; |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| memory { |
| reg = <0x20000000 0x4000000>; |
| }; |
| }; |
| |
| &pinctrl { |
| board { |
| pinctrl_mmc0_cd: mmc0_cd { |
| atmel,pins = <AT91_PIOC 26 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC26 GPIO with pullup deglitch */ |
| }; |
| |
| pinctrl_usba_vbus: usba_vbus { |
| atmel,pins = <AT91_PIOB 13 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB13 GPIO with deglitch */ |
| }; |
| }; |
| }; |
| |
| &slow_xtal { |
| clock-frequency = <32768>; |
| }; |
| |
| &main_xtal { |
| clock-frequency = <12000000>; |
| }; |
| |
| &clk32k { |
| atmel,osc-bypass; |
| }; |
| |
| &mmc0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>; |
| cd-gpios = <&pioC 26 GPIO_ACTIVE_LOW>; |
| slot@0 { |
| reg = <0>; |
| bus-width = <4>; |
| }; |
| }; |
| |
| &mmc1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>; |
| status = "okay"; |
| atheros@0 { |
| compatible = "atheros,ath6kl"; |
| atheros,board-id = "SD32"; |
| reg = <0>; |
| bus-width = <4>; |
| }; |
| }; |
| |
| &macb1 { |
| phy-mode = "rmii"; |
| }; |
| |
| &dbgu { |
| dmas = <0>, <0>; /* Do not use DMA for dbgu */ |
| }; |
| |
| /* On BB40 this port is labeled UART1 */ |
| &usart0 { |
| atmel,use-dma-rx; |
| atmel,use-dma-tx; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts_cts>; |
| }; |
| |
| /* On BB40 this port is labeled UART0 */ |
| &usart1 { |
| atmel,use-dma-rx; |
| atmel,use-dma-tx; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>; |
| dtr-gpios = <&pioD 13 GPIO_ACTIVE_LOW>; |
| dsr-gpios = <&pioD 11 GPIO_ACTIVE_LOW>; |
| dcd-gpios = <&pioD 7 GPIO_ACTIVE_LOW>; |
| rng-gpios = <&pioD 8 GPIO_ACTIVE_LOW>; |
| }; |
| |
| /* USART3 is direct-connect to the Bluetooth UART on the radio SIP */ |
| &usart3 { |
| atmel,use-dma-rx; |
| atmel,use-dma-tx; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>; |
| status = "okay"; |
| }; |
| |
| &spi1 { |
| cs-gpios = <&pioC 25 0>, <0>, <0>, <0>; |
| }; |
| |
| &ebi { |
| pinctrl-0 = <&pinctrl_ebi_nand_addr>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &nand_controller { |
| status = "okay"; |
| |
| nand: nand@3 { |
| reg = <0x3 0x0 0x2>; |
| atmel,rb = <0>; |
| nand-bus-width = <8>; |
| nand-ecc-mode = "hw"; |
| nand-ecc-strength = <8>; |
| 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 = "at91bs"; |
| reg = <0x0 0x20000>; |
| }; |
| |
| uboot@20000 { |
| label = "u-boot"; |
| reg = <0x20000 0x80000>; |
| }; |
| |
| ubootenv@a0000 { |
| label = "u-boot-env"; |
| reg = <0xa0000 0x20000>; |
| }; |
| |
| ubootenv@c0000 { |
| label = "u-boot-env"; |
| reg = <0xc0000 0x20000>; |
| }; |
| |
| kernel-a@e0000 { |
| label = "kernel-a"; |
| reg = <0xe0000 0x500000>; |
| }; |
| |
| kernel-b@5e0000 { |
| label = "kernel-b"; |
| reg = <0x5e0000 0x500000>; |
| }; |
| |
| rootfs-a@ae0000 { |
| label = "rootfs-a"; |
| reg = <0xae0000 0x3000000>; |
| }; |
| |
| rootfs-b@3ae0000 { |
| label = "rootfs-b"; |
| reg = <0x3ae0000 0x3000000>; |
| }; |
| |
| user@6ae0000 { |
| label = "user"; |
| reg = <0x6ae0000 0x14e0000>; |
| }; |
| }; |
| }; |
| }; |
| |
| &usb0 { |
| atmel,vbus-gpio = <&pioB 13 GPIO_ACTIVE_LOW>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_usba_vbus>; |
| }; |
| |
| &usb1 { |
| num-ports = <3>; |
| atmel,vbus-gpio = <&pioA 2 GPIO_ACTIVE_LOW>; |
| atmel,oc-gpio = <&pioA 4 GPIO_ACTIVE_LOW>; |
| }; |