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https://github.com/AsahiLinux/u-boot
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cdbd40dbb5
There's a more specific compatible string for the i2c interface, use it. Signed-off-by: Alexander Dahl <ada@thorsis.com>
236 lines
5.6 KiB
Text
236 lines
5.6 KiB
Text
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* sam9x60ek.dts - Device Tree file for SAM9X60 EK board
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*
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* Copyright (C) 2018 Microchip Technology Inc. and its subsidiaries
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*
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* Author: Sandeep Sheriker M <Sandeepsheriker.mallikarjun@microchip.com>
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*/
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/dts-v1/;
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#include <dt-bindings/mfd/atmel-flexcom.h>
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#include "sam9x60.dtsi"
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/ {
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model = "Microchip SAM9X60-Ek";
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compatible = "microchip,sam9x60ek", "microchip,sam9x60", "atmel,at91sam9";
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chosen {
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stdout-path = &dbgu;
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i2c0 = &flx0;
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};
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clocks {
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slow_xtal: slow_xtal {
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clock-frequency = <32768>;
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};
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main_xtal: main_xtal {
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clock-frequency = <24000000>;
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};
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};
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onewire_tm: onewire {
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gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_onewire_tm_default>;
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status = "okay";
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w1_eeprom: w1_eeprom@0 {
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compatible = "maxim,ds24b33";
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status = "okay";
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};
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};
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ahb {
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apb {
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qspi: spi@f0014000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_qspi>;
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status = "okay";
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nor_flash: sst26vf064@0 {
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compatible = "jedec,spi-nor";
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reg = <0>;
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spi-max-frequency = <80000000>;
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spi-rx-bus-width = <4>;
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spi-tx-bus-width = <4>;
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};
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};
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flx0: flexcom@f801c600 {
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atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
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status = "okay";
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i2c@600 {
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compatible = "microchip,sam9x60-i2c";
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reg = <0x600 0x200>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_flx0>;
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#address-cells = <1>;
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#size-cells = <0>;
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clocks = <&pmc PMC_TYPE_PERIPHERAL 5>;
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status = "okay";
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eeprom@53 {
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compatible = "atmel,24c02"; /* EEPROM is 2Kbits microchip 24aa025e48, an at24c02 with page size of 16 */
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reg = <0x53>;
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pagesize = <16>;
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};
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};
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};
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pinctrl {
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nand {
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pinctrl_nand_oe_we: nand-oe-we-0 {
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atmel,pins =
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<AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
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};
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pinctrl_nand_rb: nand-rb-0 {
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atmel,pins =
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<AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
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};
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pinctrl_nand_cs: nand-cs-0 {
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atmel,pins =
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<AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
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};
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};
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ebi {
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pinctrl_ebi_data_0_7: ebi-data-lsb-0 {
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atmel,pins =
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<AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
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};
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pinctrl_ebi_addr_nand: ebi-addr-0 {
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atmel,pins =
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<AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
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AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
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};
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};
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pinctrl_qspi: qspi {
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atmel,pins =
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<AT91_PIOB 19 AT91_PERIPH_A AT91_PINCTRL_NONE
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AT91_PIOB 20 AT91_PERIPH_A AT91_PINCTRL_NONE
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AT91_PIOB 21 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
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AT91_PIOB 22 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
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AT91_PIOB 23 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
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AT91_PIOB 24 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
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};
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pinctrl_flx0: flx0_default {
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atmel,pins =
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<AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_NONE
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AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_NONE>;
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};
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pinctrl_onewire_tm_default: onewire_tm_default {
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atmel,pins =
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<AT91_PIOD 14 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
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};
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usb1 {
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pinctrl_usb_default: usb_default {
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atmel,pins = <AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
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AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
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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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&ebi {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_0_7>;
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status = "okay";
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nand_controller: nand-controller {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs &pinctrl_nand_rb>;
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status = "okay";
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nand@3 {
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reg = <0x3 0x0 0x800000>;
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rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
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cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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nand-ecc-strength = <8>;
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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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at91bootstrap@0 {
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label = "at91bootstrap";
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reg = <0x0 0x40000>;
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};
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uboot@40000 {
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label = "u-boot";
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reg = <0x40000 0xc0000>;
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};
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ubootenvred@100000 {
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label = "U-Boot Env Redundant";
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reg = <0x100000 0x40000>;
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};
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ubootenv@140000 {
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label = "U-Boot Env";
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reg = <0x140000 0x40000>;
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};
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dtb@180000 {
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label = "device tree";
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reg = <0x180000 0x80000>;
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};
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kernel@200000 {
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label = "kernel";
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reg = <0x200000 0x600000>;
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};
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rootfs@800000 {
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label = "rootfs";
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reg = <0x800000 0x1f800000>;
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};
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};
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};
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};
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};
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&macb0 {
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phy-mode = "rmii";
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status = "okay";
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};
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&usb1 {
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num-ports = <3>;
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atmel,vbus-gpio = <0
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&pioD 15 GPIO_ACTIVE_HIGH
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&pioD 16 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usb_default>;
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status = "okay";
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};
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&usb2 {
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status = "okay";
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};
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