373 lines
6.8 KiB
Plaintext
373 lines
6.8 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* at91-kizbox3.dts - Device Tree Include file for Overkiz Kizbox 3
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* family SoC boards
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*
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* Copyright (C) 2018 Overkiz SAS
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*
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* Authors: Dorian Rocipon <d.rocipon@overkiz.com>
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* Kevin Carli <k.carli@overkiz.com>
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* Mickael Gardet <m.gardet@overkiz.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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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/mfd/atmel-flexcom.h>
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#include <dt-bindings/pinctrl/at91.h>
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#include <dt-bindings/pwm/pwm.h>
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/ {
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model = "Overkiz Kizbox3";
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compatible = "overkiz,kizbox3", "atmel,sama5d2", "atmel,sama5";
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aliases {
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serial0 = &uart0;
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serial1 = &uart1;
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serial2 = &uart2;
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serial3 = &uart3;
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serial4 = &uart4;
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serial5 = &uart5;
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serial6 = &uart8;
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};
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chosen {
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bootargs = "ubi.mtd=ubi";
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stdout-path = "serial1:115200n8";
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};
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clocks {
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slow_xtal {
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clock-frequency = <32768>;
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};
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main_xtal {
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clock-frequency = <12000000>;
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};
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};
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vdd_adc_vddana: supply_3v3_ana {
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compatible = "regulator-fixed";
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regulator-name = "adc-vddana";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vdd_adc_vref: supply_3v3_ref {
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compatible = "regulator-fixed";
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regulator-name = "adc-vref";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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pwm_leds {
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compatible = "pwm-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pwm0_pwm_h0
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&pinctrl_pwm0_pwm_h1
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&pinctrl_pwm0_pwm_h2
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&pinctrl_pwm0_pwm_h3>;
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status = "disabled";
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red {
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label = "pwm:red:user";
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pwms = <&pwm0 0 10000000 0>;
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max-brightness = <255>;
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linux,default-trigger = "default-on";
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status = "disabled";
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};
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green {
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label = "pwm:green:user";
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pwms = <&pwm0 1 10000000 0>;
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max-brightness = <255>;
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linux,default-trigger = "default-on";
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status = "disabled";
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};
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blue {
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label = "pwm:blue:user";
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pwms = <&pwm0 2 10000000 0>;
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max-brightness = <255>;
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status = "disabled";
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};
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white {
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label = "pwm:white:user";
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pwms = <&pwm0 3 10000000 0>;
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max-brightness = <255>;
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status = "disabled";
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};
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};
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};
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&ebi {
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status = "okay";
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};
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&nand_controller {
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status = "okay";
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nand@3 {
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pinctrl-0 = <&pinctrl_ebi_nand_addr>;
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pinctrl-names = "default";
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reg = <0x3 0x0 0x800000>;
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atmel,rb = <0>;
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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nand-ecc-strength = <4>;
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nand-ecc-step-size = <512>;
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nand-on-flash-bbt;
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label = "atmel_nand";
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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bootstrap@0 {
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label = "bootstrap";
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reg = <0x0 0x20000>;
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};
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u-boot@20000 {
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label = "u-boot";
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reg = <0x20000 0x140000>;
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};
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u-boot-factory@160000 {
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label = "u-boot-factory";
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reg = <0x160000 0x140000>;
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};
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ubi@2A0000 {
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label = "ubi";
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reg = <0x2A0000 0x7D60000>;
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};
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};
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};
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};
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&rtc {
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status = "okay";
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};
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&pioA {
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pinctrl_ebi_nand_addr: ebi-addr-1 {
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pinmux = <PIN_PA0__D0>,
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<PIN_PA1__D1>,
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<PIN_PA2__D2>,
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<PIN_PA3__D3>,
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<PIN_PA4__D4>,
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<PIN_PA5__D5>,
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<PIN_PA6__D6>,
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<PIN_PA7__D7>,
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<PIN_PA8__NWE_NANDWE>,
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<PIN_PA9__NCS3>,
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<PIN_PA10__A21_NANDALE>,
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<PIN_PA11__A22_NANDCLE>,
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<PIN_PA21__NANDRDY>;
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bias-disable;
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};
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pinctrl_usart {
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pinctrl_usart_0: usart0-0 {
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pinmux = < PIN_PB26__URXD0>, <PIN_PB27__UTXD0>;
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bias-disable;
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};
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pinctrl_usart_1: usart1-0 {
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pinmux = < PIN_PD2__URXD1>, <PIN_PD3__UTXD1>;
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bias-disable;
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};
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pinctrl_usart_2: usart2-0 {
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pinmux = < PIN_PD4__URXD2>, <PIN_PD5__UTXD2>;
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bias-disable;
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};
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pinctrl_usart_3: usart3-0 {
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pinmux = < PIN_PC12__URXD3>, <PIN_PC13__UTXD3>;
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bias-disable;
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};
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pinctrl_usart_4: usart4-0 {
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pinmux = < PIN_PB3__URXD4>, <PIN_PB4__UTXD4>;
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bias-disable;
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};
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pinctrl_flx0_default: flx0_usart_default {
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pinmux = <PIN_PB28__FLEXCOM0_IO0>, //TX
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<PIN_PB29__FLEXCOM0_IO1>; //RX
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bias-disable;
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};
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pinctrl_flx3_default: flx3_usart_default {
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pinmux = <PIN_PB22__FLEXCOM3_IO1>, //RX
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<PIN_PB23__FLEXCOM3_IO0>; //TX
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bias-disable;
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};
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};
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pinctrl_flx4_default: flx4_i2c6_default {
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pinmux = <PIN_PD12__FLEXCOM4_IO0>, //DATA
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<PIN_PD13__FLEXCOM4_IO1>; //CLK
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bias-disable;
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drive-open-drain = <1>;
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};
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pinctrl_pwm0 {
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pinctrl_pwm0_pwm_h0: pwm0_pwm_h0 {
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pinmux = <PIN_PA30__PWMH0>;
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bias-disable;
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};
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pinctrl_pwm0_pwm_h1: pwm0_pwmh1 {
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pinmux = <PIN_PB0__PWMH1>;
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bias-disable;
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};
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pinctrl_pwm0_pwm_h2: pwm0_pwm_h2 {
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pinmux = <PIN_PB5__PWMH2>;
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bias-disable;
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};
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pinctrl_pwm0_pwm_h3: pwm0_pwm_h3 {
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pinmux = <PIN_PB7__PWMH3>;
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bias-disable;
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};
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};
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pinctrl_adc {
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pinctrl_adc2: adc2 {
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pinmux = <PIN_PD21__GPIO>;
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bias-disable;
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};
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pinctrl_adc3: adc3 {
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pinmux = <PIN_PD22__GPIO>;
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bias-disable;
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};
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pinctrl_adc4: adc4 {
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pinmux = <PIN_PD23__GPIO>;
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bias-disable;
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};
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pinctrl_adc5: adc5 {
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pinmux = <PIN_PD24__GPIO>;
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bias-disable;
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};
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};
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart_0>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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/* debug uart */
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart_1>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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&uart2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart_2>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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&uart3 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart_3>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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&uart4 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart_4>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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&flx0 {
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atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
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status = "disabled";
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uart5: serial@200 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_flx0_default>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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};
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&flx3 {
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atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
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status = "disabled";
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uart8: serial@200 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_flx3_default>;
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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status = "disabled";
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};
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};
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&flx4 {
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atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
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status = "disabled";
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i2c6: i2c@600 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_flx4_default>;
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status = "disabled";
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};
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};
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&pwm0 {
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status = "okay";
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};
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&shutdown_controller {
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atmel,shdwc-debouncer = <976>;
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atmel,wakeup-rtc-timer;
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input@0 {
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reg = <0>;
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atmel,wakeup-type = "low";
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};
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};
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&watchdog {
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status = "okay";
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};
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&adc {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_adc2
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&pinctrl_adc3
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&pinctrl_adc4
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&pinctrl_adc5>;
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vddana-supply = <&vdd_adc_vddana>;
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vref-supply = <&vdd_adc_vref>;
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status = "disabled";
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};
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&securam {
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export;
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/* export overkiz u-boot mode/version and factory */
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uboot@1400 {
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reg = <0x1400 0x20>;
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export;
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};
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};
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