u-boot/arch/arm/dts/at91-sama5d27_giantboard.dts
Greg Gallagher 9119800591 board: atmel: Add SAMA5D27 giant board
Giant board is a tiny SBC based on the Adafruit Feather form factor,
created by groboards it contains a SAMA5D2 processor (SAMA5D27),
128 MB of RAM and a microSD card for storage.

Signed-off-by: Greg Gallagher <greg@embeddedgreg.com>
2021-01-22 15:09:59 +02:00

128 lines
2.6 KiB
Text

// SPDX-License-Identifier: GPL-2.0+
/*
* at91-sama5d27_giantboard.dts - Device Tree file for Giant Board
*
* Copyright (C) 2020 Greg Gallagher <greg@embeddedgreg.com>
*
* Derived from at91-sama5d27_som1_ek.dts
*
* Copyright (C) 2017 Microchip Corporation
* Wenyou Yang <wenyou.yang@microchip.com>
*/
/dts-v1/;
#include "sama5d2.dtsi"
#include "sama5d2-pinfunc.h"
/ {
model = "Giant Board";
compatible = "atmel,sama5d27-giantboard", "atmel,sama5d2", "atmel,sama5";
memory {
reg = <0x20000000 0x8000000>;
};
chosen {
u-boot,dm-pre-reloc;
stdout-path = &uart1;
};
ahb {
sdmmc1: sdio-host@b0000000 {
bus-width = <4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sdmmc1_cmd_dat_default &pinctrl_sdmmc1_ck_cd_default>;
status = "okay";
u-boot,dm-pre-reloc;
};
apb {
uart1: serial@f8020000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1_default>;
status = "okay";
u-boot,dm-pre-reloc;
};
i2c0: i2c@f8028000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c0_default>;
status = "okay";
};
i2c1: i2c@fc028000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c1_default>;
status = "okay";
pmic@5b {
compatible = "active-semi,act8945a";
reg = <0x5b>;
active-semi,vsel-low;
status = "okay";
};
};
pit: timer@f8048030 {
status = "okay";
u-boot,dm-pre-reloc;
};
sfr: sfr@f8030000 {
status = "okay";
u-boot,dm-pre-reloc;
};
pioA: gpio@fc038000 {
pinctrl {
pinctrl_sdmmc1_cmd_dat_default: sdmmc1_cmd_dat_default {
pinmux = <PIN_PA28__SDMMC1_CMD>,
<PIN_PA18__SDMMC1_DAT0>,
<PIN_PA19__SDMMC1_DAT1>,
<PIN_PA20__SDMMC1_DAT2>,
<PIN_PA21__SDMMC1_DAT3>;
bias-pull-up;
u-boot,dm-pre-reloc;
};
pinctrl_sdmmc1_ck_cd_default: sdmmc1_ck_cd_default {
pinmux = <PIN_PA22__SDMMC1_CK>,
<PIN_PA30__SDMMC1_CD>;
bias-disable;
u-boot,dm-pre-reloc;
};
pinctrl_uart1_default: uart1_default {
pinmux = <PIN_PD2__URXD1>,
<PIN_PD3__UTXD1>;
bias-disable;
u-boot,dm-pre-reloc;
};
pinctrl_i2c0_default: i2c0_default {
pinmux = <PIN_PD21__TWD0>,
<PIN_PD22__TWCK0>;
bias-disable;
};
pinctrl_i2c1_default: i2c1_default {
pinmux = <PIN_PD4__TWD1>,
<PIN_PD5__TWCK1>;
bias-disable;
};
pinctrl_usb_default: usb_default {
pinmux = <PIN_PB10__GPIO>;
bias-disable;
};
pinctrl_usba_vbus: usba_vbus {
pinmux = <PIN_PA31__GPIO>;
bias-disable;
};
};
};
};
};
};