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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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01d281b6e4
This patch adds DMA support for STM32H743 SoC. Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
203 lines
5.0 KiB
Plaintext
203 lines
5.0 KiB
Plaintext
/*
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* Copyright 2017 - Alexandre Torgue <alexandre.torgue@st.com>
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "skeleton.dtsi"
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#include "armv7-m.dtsi"
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/ {
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clocks {
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clk_hse: clk-hse {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <0>;
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};
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timer_clk: timer-clk {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <125000000>;
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};
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};
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soc {
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timer5: timer@40000c00 {
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compatible = "st,stm32-timer";
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reg = <0x40000c00 0x400>;
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interrupts = <50>;
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clocks = <&timer_clk>;
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};
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usart2: serial@40004400 {
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compatible = "st,stm32f7-usart", "st,stm32f7-uart";
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reg = <0x40004400 0x400>;
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interrupts = <38>;
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status = "disabled";
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clocks = <&timer_clk>;
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};
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dac: dac@40007400 {
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compatible = "st,stm32h7-dac-core";
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reg = <0x40007400 0x400>;
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clocks = <&timer_clk>;
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clock-names = "pclk";
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#address-cells = <1>;
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#size-cells = <0>;
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status = "disabled";
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dac1: dac@1 {
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compatible = "st,stm32-dac";
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#io-channels-cells = <1>;
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reg = <1>;
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status = "disabled";
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};
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dac2: dac@2 {
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compatible = "st,stm32-dac";
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#io-channels-cells = <1>;
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reg = <2>;
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status = "disabled";
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};
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};
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usart1: serial@40011000 {
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compatible = "st,stm32f7-usart", "st,stm32f7-uart";
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reg = <0x40011000 0x400>;
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interrupts = <37>;
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status = "disabled";
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clocks = <&timer_clk>;
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};
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dma1: dma@40020000 {
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compatible = "st,stm32-dma";
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reg = <0x40020000 0x400>;
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interrupts = <11>,
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<12>,
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<13>,
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<14>,
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<15>,
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<16>,
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<17>,
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<47>;
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clocks = <&timer_clk>;
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#dma-cells = <4>;
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st,mem2mem;
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status = "disabled";
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};
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dma2: dma@40020400 {
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compatible = "st,stm32-dma";
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reg = <0x40020400 0x400>;
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interrupts = <56>,
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<57>,
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<58>,
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<59>,
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<60>,
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<68>,
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<69>,
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<70>;
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clocks = <&timer_clk>;
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#dma-cells = <4>;
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st,mem2mem;
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status = "disabled";
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};
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adc_12: adc@40022000 {
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compatible = "st,stm32h7-adc-core";
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reg = <0x40022000 0x400>;
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interrupts = <18>;
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clocks = <&timer_clk>;
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clock-names = "bus";
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interrupt-controller;
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#interrupt-cells = <1>;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "disabled";
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adc1: adc@0 {
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compatible = "st,stm32h7-adc";
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#io-channel-cells = <1>;
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reg = <0x0>;
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interrupt-parent = <&adc_12>;
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interrupts = <0>;
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status = "disabled";
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};
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adc2: adc@100 {
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compatible = "st,stm32h7-adc";
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#io-channel-cells = <1>;
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reg = <0x100>;
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interrupt-parent = <&adc_12>;
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interrupts = <1>;
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status = "disabled";
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};
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};
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adc_3: adc@58026000 {
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compatible = "st,stm32h7-adc-core";
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reg = <0x58026000 0x400>;
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interrupts = <127>;
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clocks = <&timer_clk>;
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clock-names = "bus";
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interrupt-controller;
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#interrupt-cells = <1>;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "disabled";
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adc3: adc@0 {
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compatible = "st,stm32h7-adc";
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#io-channel-cells = <1>;
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reg = <0x0>;
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interrupt-parent = <&adc_3>;
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interrupts = <0>;
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status = "disabled";
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};
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};
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};
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};
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&systick {
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clock-frequency = <250000000>;
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status = "okay";
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};
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