mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ca5a4b5622
Add support for the DENX MA5D4 SoM and MA5D4EVK board. The system consists of a SoM with eMMC, SPI NOR for booting, 2x SPI CAN chip and an EVK with microSD slot, 2x UART, 2x CAN port, 3x USB port, LEDs and expansion headers. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Alexandre Belloni <alexandre.belloni@free-electrons.com> Cc: Josh Wu <josh.wu@atmel.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
128 lines
2.7 KiB
Plaintext
128 lines
2.7 KiB
Plaintext
/*
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* Copyright (C) 2015 Marek Vasut <marex@denx.de>
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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#include "sama5d4.dtsi"
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/ {
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model = "DENX MA5D4";
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compatible = "denx,ma5d4", "atmel,sama5d4", "atmel,sama5";
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memory {
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reg = <0x20000000 0x10000000>;
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};
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clocks {
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main_clock: main_clock {
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compatible = "atmel,osc", "fixed-clock";
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clock-frequency = <12000000>;
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};
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clk20m: clk20m {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <20000000>;
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clock-output-names = "clk20m";
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};
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};
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ahb {
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apb {
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mmc0: mmc@f8000000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_dat4_7>;
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vmmc-supply = <&vcc_mmc0_reg>;
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vqmmc-supply = <&vcc_3v3_reg>;
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status = "okay";
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slot@0 {
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reg = <0>;
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bus-width = <8>;
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broken-cd;
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};
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};
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spi0: spi@f8010000 {
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cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
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status = "okay";
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m25p80@0 {
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compatible = "atmel,at25df321a";
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spi-max-frequency = <50000000>;
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reg = <0>;
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};
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};
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i2c0: i2c@f8014000 {
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status = "okay";
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};
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spi1: spi@fc018000 {
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cs-gpios = <&pioB 22 0>, <&pioB 23 0>, <0>, <0>;
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status = "okay";
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can0: can@0 {
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compatible = "microchip,mcp2515";
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reg = <0>;
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clocks = <&clk20m>;
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interrupt-parent = <&pioE>;
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interrupts = <6 GPIO_ACTIVE_LOW>;
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spi-max-frequency = <10000000>;
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};
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can1: can@1 {
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compatible = "microchip,mcp2515";
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reg = <1>;
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clocks = <&clk20m>;
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interrupt-parent = <&pioE>;
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interrupts = <7 GPIO_ACTIVE_LOW>;
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spi-max-frequency = <10000000>;
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};
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};
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adc0: adc@fc034000 {
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pinctrl-names = "default";
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pinctrl-0 = <
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/* external trigger conflicts with USBA_VBUS */
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&pinctrl_adc0_ad0
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&pinctrl_adc0_ad1
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&pinctrl_adc0_ad2
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&pinctrl_adc0_ad3
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&pinctrl_adc0_ad4
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>;
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atmel,adc-vref = <3300>;
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status = "okay";
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};
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watchdog@fc068640 {
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status = "okay";
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};
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};
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};
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vcc_3v3_reg: fixedregulator@0 {
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compatible = "regulator-fixed";
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regulator-name = "VCC 3V3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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vcc_mmc0_reg: fixedregulator@1 {
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compatible = "regulator-fixed";
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gpio = <&pioE 15 GPIO_ACTIVE_HIGH>;
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regulator-name = "RST_n MCI0";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&vcc_3v3_reg>;
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regulator-boot-on;
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};
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};
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