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https://github.com/brain-hackers/u-boot-brain
synced 2024-06-09 23:36:03 +09:00
8876f89640
Add and enable RTC-backed boot counter on ABB SECU1 platform. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Ley Foon Tan <ley.foon.tan@intel.com> Cc: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com> Reviewed-by: Ley Foon Tan <ley.foon.tan@intel.com>
137 lines
2.1 KiB
Plaintext
137 lines
2.1 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2016-2020 ABB
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*/
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#include "socfpga_arria5.dtsi"
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#include "socfpga-common-u-boot.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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/ {
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model = "ABB SoC SECU1 Board";
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compatible = "altr,socfpga-secu1", "altr,socfpga";
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chosen {
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stdout-path = "serial0:115200n8";
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bootargs = "console=ttyS0,115200";
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};
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memory {
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name = "memory";
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device_type = "memory";
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reg = <0x0 0x20000000>; /* 512MB */
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};
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aliases {
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/*
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* this allow the ethaddr uboot environment variable contents
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* to be added to the gmac0 device tree blob.
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*/
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ethernet0 = &gmac0;
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spi0 = &spi1;
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};
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bootcount@0 {
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compatible = "u-boot,bootcount-rtc";
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rtc = <&rtc>;
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offset = <0x9e>;
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};
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i2c_gpio: i2c@0 {
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compatible = "i2c-gpio";
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#address-cells = <1>;
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#size-cells = <0>;
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gpios = <&portc 5 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN) /* SDA */
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&portc 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; /* SCL */
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i2c-gpio,delay-us = <5>; /* ~100 kHz */
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i2c-gpio,deblock;
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temp_sensor@48 {
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compatible = "national,lm75";
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reg = <0x48>;
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};
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eeprom@50 {
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compatible = "at,24c08";
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reg = <0x50>;
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};
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rtc: rtc@68 {
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compatible = "st,m41st87";
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reg = <0x68>;
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interrupt-parent = <&intc>;
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interrupts = <0 42 0x4>;
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};
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};
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regulator_3_3v: 3-3-v-regulator {
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compatible = "regulator-fixed";
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regulator-name = "3.3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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};
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&gmac0 {
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status = "okay";
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phy-mode = "rgmii";
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fixed-link {
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speed = <1000>;
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full-duplex;
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};
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};
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&gpio0 {
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status = "okay";
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};
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&gpio1 {
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status = "okay";
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};
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&gpio2 {
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status = "okay";
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};
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&mmc0 {
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vmmc-supply = <®ulator_3_3v>;
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vqmmc-supply = <®ulator_3_3v>;
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bus-width = <4>;
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u-boot,dm-pre-reloc;
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};
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&nand0 {
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status = "okay";
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};
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&porta {
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bank-name = "porta";
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};
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&portb {
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bank-name = "portb";
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};
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&portc {
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bank-name = "portc";
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};
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&spi1 {
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status = "okay";
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};
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&uart0 {
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clock-frequency = <100000000>;
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u-boot,dm-pre-reloc;
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status = "okay";
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};
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&uart1 {
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clock-frequency = <100000000>;
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};
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&watchdog0 {
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u-boot,dm-pre-reloc;
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status = "okay";
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};
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