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https://github.com/brain-hackers/u-boot-brain
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9119800591
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>
129 lines
2.6 KiB
Plaintext
129 lines
2.6 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0+
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/*
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* at91-sama5d27_giantboard.dts - Device Tree file for Giant Board
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*
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* Copyright (C) 2020 Greg Gallagher <greg@embeddedgreg.com>
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*
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* Derived from at91-sama5d27_som1_ek.dts
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*
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* Copyright (C) 2017 Microchip Corporation
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* Wenyou Yang <wenyou.yang@microchip.com>
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*/
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/dts-v1/;
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#include "sama5d2.dtsi"
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#include "sama5d2-pinfunc.h"
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/ {
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model = "Giant Board";
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compatible = "atmel,sama5d27-giantboard", "atmel,sama5d2", "atmel,sama5";
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memory {
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reg = <0x20000000 0x8000000>;
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};
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chosen {
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u-boot,dm-pre-reloc;
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stdout-path = &uart1;
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};
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ahb {
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sdmmc1: sdio-host@b0000000 {
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bus-width = <4>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_sdmmc1_cmd_dat_default &pinctrl_sdmmc1_ck_cd_default>;
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status = "okay";
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u-boot,dm-pre-reloc;
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};
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apb {
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uart1: serial@f8020000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart1_default>;
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status = "okay";
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u-boot,dm-pre-reloc;
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};
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i2c0: i2c@f8028000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c0_default>;
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status = "okay";
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};
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i2c1: i2c@fc028000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c1_default>;
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status = "okay";
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pmic@5b {
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compatible = "active-semi,act8945a";
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reg = <0x5b>;
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active-semi,vsel-low;
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status = "okay";
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};
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};
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pit: timer@f8048030 {
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status = "okay";
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u-boot,dm-pre-reloc;
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};
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sfr: sfr@f8030000 {
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status = "okay";
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u-boot,dm-pre-reloc;
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};
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pioA: gpio@fc038000 {
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pinctrl {
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pinctrl_sdmmc1_cmd_dat_default: sdmmc1_cmd_dat_default {
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pinmux = <PIN_PA28__SDMMC1_CMD>,
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<PIN_PA18__SDMMC1_DAT0>,
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<PIN_PA19__SDMMC1_DAT1>,
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<PIN_PA20__SDMMC1_DAT2>,
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<PIN_PA21__SDMMC1_DAT3>;
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bias-pull-up;
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u-boot,dm-pre-reloc;
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};
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pinctrl_sdmmc1_ck_cd_default: sdmmc1_ck_cd_default {
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pinmux = <PIN_PA22__SDMMC1_CK>,
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<PIN_PA30__SDMMC1_CD>;
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bias-disable;
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u-boot,dm-pre-reloc;
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};
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pinctrl_uart1_default: uart1_default {
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pinmux = <PIN_PD2__URXD1>,
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<PIN_PD3__UTXD1>;
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bias-disable;
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u-boot,dm-pre-reloc;
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};
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pinctrl_i2c0_default: i2c0_default {
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pinmux = <PIN_PD21__TWD0>,
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<PIN_PD22__TWCK0>;
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bias-disable;
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};
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pinctrl_i2c1_default: i2c1_default {
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pinmux = <PIN_PD4__TWD1>,
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<PIN_PD5__TWCK1>;
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bias-disable;
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};
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pinctrl_usb_default: usb_default {
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pinmux = <PIN_PB10__GPIO>;
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bias-disable;
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};
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pinctrl_usba_vbus: usba_vbus {
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pinmux = <PIN_PA31__GPIO>;
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bias-disable;
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};
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};
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};
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};
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};
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};
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