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soc: arm: st_stm32: Add STM32G4 SoC series

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Add soc and dts files to support for most of the common peripherals
in the STM32G4 series. Add specific support for the STM32G431RB.

Signed-off-by: Richard Osterloh <richard.osterloh@gmail.com>
This commit is contained in:
Richard Osterloh 2019-09-01 18:30:41 +01:00 • committed by Andrew Boie
commit b87878d09c
12 changed files with 235 additions and 0 deletions
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34
dts/arm/st/g4/stm32g4.dtsi Normal file
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/*
* Copyright (c) 2019 Richard Osterloh <richard.osterloh@gmail.com>
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <arm/armv7-m.dtsi>
/ {
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-m4f";
reg = <0>;
};
};
sram0: memory@20000000 {
compatible = "mmio-sram";
};
soc {
};
};
&nvic {
arm,num-irq-priority-bits = <4>;
};