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Commit 338a6aaa authored by Maxime Coquelin's avatar Maxime Coquelin Committed by Kevin Hilman
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ARM: dts: Introduce STM32F429 MCU 



The STMicrolectornics's STM32F429 MCU has the following main features:
 - Cortex-M4 core running up to @180MHz
 - 2MB internal flash, 256KBytes internal RAM
 - FMC controller to connect SDRAM, NOR and NAND memories
 - SD/MMC/SDIO support
 - Ethernet controller
 - USB OTFG FS & HS controllers
 - I2C, SPI, CAN busses support
 - Several 16 & 32 bits general purpose timers
 - Serial Audio interface
 - LCD controller

Tested-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: default avatarMaxime Coquelin <mcoquelin.stm32@gmail.com>
Signed-off-by: default avatarKevin Hilman <khilman@linaro.org>
parent 30ac4367

arch/arm/boot/dts/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -532,6 +532,7 @@ dtb-$(CONFIG_ARCH_STI) += \ 
	stih416-b2020.dtb \

	stih416-b2020e.dtb \

	stih418-b2199.dtb

dtb-$(CONFIG_ARCH_STM32)+= stm32f429-disco.dtb

dtb-$(CONFIG_MACH_SUN4I) += \

	sun4i-a10-a1000.dtb \

	sun4i-a10-ba10-tvbox.dtb \

arch/arm/boot/dts/stm32f429-disco.dts

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+71 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>

 *

 * This file is dual-licensed: you can use it either under the terms

 * of the GPL or the X11 license, at your option. Note that this dual

 * licensing only applies to this file, and not this project as a

 * whole.

 *

 *  a) This file is free software; you can redistribute it and/or

 *     modify it under the terms of the GNU General Public License as

 *     published by the Free Software Foundation; either version 2 of the

 *     License, or (at your option) any later version.

 *

 *     This file is distributed in the hope that it will be useful,

 *     but WITHOUT ANY WARRANTY; without even the implied warranty of

 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *     GNU General Public License for more details.

 *

 *     You should have received a copy of the GNU General Public

 *     License along with this file; if not, write to the Free

 *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,

 *     MA 02110-1301 USA

 *

 * Or, alternatively,

 *

 *  b) Permission is hereby granted, free of charge, to any person

 *     obtaining a copy of this software and associated documentation

 *     files (the "Software"), to deal in the Software without

 *     restriction, including without limitation the rights to use,

 *     copy, modify, merge, publish, distribute, sublicense, and/or

 *     sell copies of the Software, and to permit persons to whom the

 *     Software is furnished to do so, subject to the following

 *     conditions:

 *

 *     The above copyright notice and this permission notice shall be

 *     included in all copies or substantial portions of the Software.

 *

 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 *     OTHER DEALINGS IN THE SOFTWARE.

 */



/dts-v1/;

#include "stm32f429.dtsi"



/ {

	model = "STMicroelectronics STM32F429i-DISCO board";

	compatible = "st,stm32f429i-disco", "st,stm32f429";



	chosen {

		bootargs = "console=ttyS0,115200 root=/dev/ram rdinit=/linuxrc";

		linux,stdout-path = &usart1;

	};



	memory {

		reg = <0x90000000 0x800000>;

	};



	aliases {

		serial0 = &usart1;

	};

};



&usart1 {

	status = "okay";

};

arch/arm/boot/dts/stm32f429.dtsi

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Original line number Diff line number Diff line 
/*

 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>

 *

 * This file is dual-licensed: you can use it either under the terms

 * of the GPL or the X11 license, at your option. Note that this dual

 * licensing only applies to this file, and not this project as a

 * whole.

 *

 *  a) This file is free software; you can redistribute it and/or

 *     modify it under the terms of the GNU General Public License as

 *     published by the Free Software Foundation; either version 2 of the

 *     License, or (at your option) any later version.

 *

 *     This file is distributed in the hope that it will be useful,

 *     but WITHOUT ANY WARRANTY; without even the implied warranty of

 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *     GNU General Public License for more details.

 *

 *     You should have received a copy of the GNU General Public

 *     License along with this file; if not, write to the Free

 *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,

 *     MA 02110-1301 USA

 *

 * Or, alternatively,

 *

 *  b) Permission is hereby granted, free of charge, to any person

 *     obtaining a copy of this software and associated documentation

 *     files (the "Software"), to deal in the Software without

 *     restriction, including without limitation the rights to use,

 *     copy, modify, merge, publish, distribute, sublicense, and/or

 *     sell copies of the Software, and to permit persons to whom the

 *     Software is furnished to do so, subject to the following

 *     conditions:

 *

 *     The above copyright notice and this permission notice shall be

 *     included in all copies or substantial portions of the Software.

 *

 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 *     OTHER DEALINGS IN THE SOFTWARE.

 */



#include "armv7-m.dtsi"



/ {

	clocks {

		clk_sysclk: clk-sysclk {

			#clock-cells = <0>;

			compatible = "fixed-clock";

			clock-frequency = <180000000>;

		};



		clk_hclk: clk-hclk {

			#clock-cells = <0>;

			compatible = "fixed-clock";

			clock-frequency = <180000000>;

		};



		clk_pclk1: clk-pclk1 {

			#clock-cells = <0>;

			compatible = "fixed-clock";

			clock-frequency = <45000000>;

		};



		clk_pclk2: clk-pclk2 {

			#clock-cells = <0>;

			compatible = "fixed-clock";

			clock-frequency = <90000000>;

		};



		clk_pmtr1: clk-pmtr1 {

			#clock-cells = <0>;

			compatible = "fixed-clock";

			clock-frequency = <90000000>;

		};



		clk_pmtr2: clk-pmtr2 {

			#clock-cells = <0>;

			compatible = "fixed-clock";

			clock-frequency = <180000000>;

		};



		clk_systick: clk-systick {

			compatible = "fixed-factor-clock";

			clocks = <&clk_hclk>;

			#clock-cells = <0>;

			clock-div = <8>;

			clock-mult = <1>;

		};

	};



	soc {

		timer2: timer@40000000 {

			compatible = "st,stm32-timer";

			reg = <0x40000000 0x400>;

			interrupts = <28>;

			clocks = <&clk_pmtr1>;

			status = "disabled";

		};



		timer3: timer@40000400 {

			compatible = "st,stm32-timer";

			reg = <0x40000400 0x400>;

			interrupts = <29>;

			clocks = <&clk_pmtr1>;

			status = "disabled";

		};



		timer4: timer@40000800 {

			compatible = "st,stm32-timer";

			reg = <0x40000800 0x400>;

			interrupts = <30>;

			clocks = <&clk_pmtr1>;

			status = "disabled";

		};



		timer5: timer@40000c00 {

			compatible = "st,stm32-timer";

			reg = <0x40000c00 0x400>;

			interrupts = <50>;

			clocks = <&clk_pmtr1>;

		};



		timer6: timer@40001000 {

			compatible = "st,stm32-timer";

			reg = <0x40001000 0x400>;

			interrupts = <54>;

			clocks = <&clk_pmtr1>;

			status = "disabled";

		};



		timer7: timer@40001400 {

			compatible = "st,stm32-timer";

			reg = <0x40001400 0x400>;

			interrupts = <55>;

			clocks = <&clk_pmtr1>;

			status = "disabled";

		};



		usart2: serial@40004400 {

			compatible = "st,stm32-usart", "st,stm32-uart";

			reg = <0x40004400 0x400>;

			interrupts = <38>;

			clocks = <&clk_pclk1>;

			status = "disabled";

		};



		usart3: serial@40004800 {

			compatible = "st,stm32-usart", "st,stm32-uart";

			reg = <0x40004800 0x400>;

			interrupts = <39>;

			clocks = <&clk_pclk1>;

			status = "disabled";

		};



		usart4: serial@40004c00 {

			compatible = "st,stm32-uart";

			reg = <0x40004c00 0x400>;

			interrupts = <52>;

			clocks = <&clk_pclk1>;

			status = "disabled";

		};



		usart5: serial@40005000 {

			compatible = "st,stm32-uart";

			reg = <0x40005000 0x400>;

			interrupts = <53>;

			clocks = <&clk_pclk1>;

			status = "disabled";

		};



		usart7: serial@40007800 {

			compatible = "st,stm32-usart", "st,stm32-uart";

			reg = <0x40007800 0x400>;

			interrupts = <82>;

			clocks = <&clk_pclk1>;

			status = "disabled";

		};



		usart8: serial@40007c00 {

			compatible = "st,stm32-usart", "st,stm32-uart";

			reg = <0x40007c00 0x400>;

			interrupts = <83>;

			clocks = <&clk_pclk1>;

			status = "disabled";

		};



		usart1: serial@40011000 {

			compatible = "st,stm32-usart", "st,stm32-uart";

			reg = <0x40011000 0x400>;

			interrupts = <37>;

			clocks = <&clk_pclk2>;

			status = "disabled";

		};



		usart6: serial@40011400 {

			compatible = "st,stm32-usart", "st,stm32-uart";

			reg = <0x40011400 0x400>;

			interrupts = <71>;

			clocks = <&clk_pclk2>;

			status = "disabled";

		};

	};

};



&systick {

	clocks = <&clk_systick>;

	status = "okay";

};