dts: arm: stm32: add stm32f303xb bindings
The STM32F303xB is very similar to the xC, the only difference being the RAM and flash sizes. Signed-off-by: Martin Gritzan <martin.gritzan@gmail.com>
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5 changed files with 73 additions and 51 deletions
45
dts/arm/st/f3/stm32f303Xb.dtsi
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45
dts/arm/st/f3/stm32f303Xb.dtsi
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/*
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* Copyright (c) 2023 Martin Gritzan
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <mem.h>
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#include <st/f3/stm32f303.dtsi>
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/ {
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ccm0: memory@10000000 {
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compatible = "zephyr,memory-region", "st,stm32-ccm";
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reg = <0x10000000 DT_SIZE_K(8)>;
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zephyr,memory-region = "CCM";
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};
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sram0: memory@20000000 {
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reg = <0x20000000 DT_SIZE_K(32)>;
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};
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soc {
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flash-controller@40022000 {
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flash0: flash@8000000 {
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reg = <0x08000000 DT_SIZE_K(128)>;
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};
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};
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dma2: dma@40020400 {
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compatible = "st,stm32-dma-v2bis";
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#dma-cells = <2>;
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reg = <0x40020400 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x2>;
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interrupts = <56 0 57 0 58 0 59 0 60 0>;
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status = "disabled";
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};
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rtc@40002800 {
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bbram: backup_regs {
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compatible = "st,stm32-bbram";
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st,backup-regs = <16>;
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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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@ -1,45 +1,16 @@
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/*
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* Copyright (c) 2018 Linaro Limited
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* Copyright (c) 2023 Martin Gritzan
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <mem.h>
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#include <st/f3/stm32f303.dtsi>
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#include <st/f3/stm32f303Xb.dtsi>
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/ {
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ccm0: memory@10000000 {
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compatible = "zephyr,memory-region", "st,stm32-ccm";
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reg = <0x10000000 DT_SIZE_K(8)>;
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zephyr,memory-region = "CCM";
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};
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sram0: memory@20000000 {
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reg = <0x20000000 DT_SIZE_K(40)>;
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};
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soc {
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flash-controller@40022000 {
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flash0: flash@8000000 {
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reg = <0x08000000 DT_SIZE_K(256)>;
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};
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};
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dma2: dma@40020400 {
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compatible = "st,stm32-dma-v2bis";
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#dma-cells = <2>;
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reg = <0x40020400 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x2>;
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interrupts = <56 0 57 0 58 0 59 0 60 0>;
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status = "disabled";
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};
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rtc@40002800 {
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bbram: backup_regs {
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compatible = "st,stm32-bbram";
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st,backup-regs = <16>;
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status = "disabled";
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};
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};
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};
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&sram0 {
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reg = <0x20000000 DT_SIZE_K(40)>;
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};
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&flash0 {
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reg = <0x08000000 DT_SIZE_K(256)>;
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};
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16
soc/arm/st_stm32/stm32f3/Kconfig.defconfig.stm32f303x(b-c)
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16
soc/arm/st_stm32/stm32f3/Kconfig.defconfig.stm32f303x(b-c)
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# ST Microelectronics STM32F303XC MCU
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# Copyright (c) 2016 RnDity Sp. z o.o.
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# SPDX-License-Identifier: Apache-2.0
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# The HAL expects STM32F302XC to be defined for both the xB and xC variants (only RAM- and Flash-
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# size differ).
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if SOC_STM32F303XB || SOC_STM32F303XC
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config SOC
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default "stm32f303xc"
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config NUM_IRQS
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default 82
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endif # SOC_STM32F303XB || SOC_STM32F303XC
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@ -1,14 +0,0 @@
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# ST Microelectronics STM32F303XC MCU
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# Copyright (c) 2016 RnDity Sp. z o.o.
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# SPDX-License-Identifier: Apache-2.0
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if SOC_STM32F303XC
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config SOC
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default "stm32f303xc"
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config NUM_IRQS
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default 82
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endif # SOC_STM32F303XC
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@ -17,6 +17,10 @@ config SOC_STM32F302XC
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config SOC_STM32F303X8
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bool "STM32F303X8"
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config SOC_STM32F303XB
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bool "STM32F303XB"
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select CPU_HAS_ARM_MPU
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config SOC_STM32F303XC
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bool "STM32F303XC"
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select CPU_HAS_ARM_MPU
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