Messages in this thread | | | From | Maxime Coquelin <> | Subject | [PATCH 00/14] Add support to STMicroelectronics STM32 family | Date | Thu, 12 Feb 2015 18:45:50 +0100 |
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This patchset adds basic support for STMicroelectronics STM32 series MCUs.
STM32 MCUs are Cortex-M CPU, used in various applications (consumer electronics, industrial applications, hobbyists...). Datasheets, user and programming manuals are publicly available on STMicroelectronics website.
With this series applied, the STM32F419 Discovery can boot succesfully.
Once this series accepted, next steps will be to add DMA support, as USART, I2C and SPI IPs don't have any FIFO. Then will come the clock driver, as today the bootloader has to be patched to enable the needed clocks.
Maxime Coquelin (14): scripts: link-vmlinux: Don't pass page offset to kallsyms if XIP Kernel ARM: ARMv7M: Enlarge vector table to 256 entries clocksource: Add ARM System timer driver reset: Add reset_controller_of_init() function ARM: call reset_controller_of_init from default time_init handler drivers: reset: Add STM32 reset driver clockevent: Add STM32 Timer driver pinctrl: Add pinctrl driver for STM32 MCUs serial: stm32-usart: Add STM32 USART Driver ARM: Add STM32 family machine ARM: dts: Add ARM System timer as clockevent in armv7m ARM: dts: Introduce STM32F429 MCU ARM: configs: Add STM32 defconfig MAINTAINERS: Add entry for STM32 MCUs
Documentation/arm/stm32/overview.txt | 32 + Documentation/arm/stm32/stm32f429-overview.txt | 22 + .../devicetree/bindings/arm/system_timer.txt | 15 + .../devicetree/bindings/pinctrl/pinctrl-stm32.txt | 99 +++ .../devicetree/bindings/reset/st,stm32-reset.txt | 19 + .../devicetree/bindings/serial/st,stm32-usart.txt | 18 + .../devicetree/bindings/timer/st,stm32-timer.txt | 19 + MAINTAINERS | 7 + arch/arm/Kconfig | 22 + arch/arm/Makefile | 1 + arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/armv7-m.dtsi | 7 + arch/arm/boot/dts/stm32f429-disco.dts | 41 ++ arch/arm/boot/dts/stm32f429.dtsi | 279 ++++++++ arch/arm/configs/stm32_defconfig | 72 ++ arch/arm/kernel/entry-v7m.S | 8 +- arch/arm/kernel/time.c | 4 + arch/arm/mach-stm32/Makefile | 1 + arch/arm/mach-stm32/Makefile.boot | 0 arch/arm/mach-stm32/board-dt.c | 19 + drivers/clocksource/Kconfig | 16 + drivers/clocksource/Makefile | 2 + drivers/clocksource/arm_system_timer.c | 74 ++ drivers/clocksource/timer-stm32.c | 187 +++++ drivers/pinctrl/Kconfig | 9 + drivers/pinctrl/Makefile | 1 + drivers/pinctrl/pinctrl-stm32.c | 779 +++++++++++++++++++++ drivers/reset/Makefile | 1 + drivers/reset/core.c | 20 + drivers/reset/reset-stm32.c | 124 ++++ drivers/tty/serial/Kconfig | 17 + drivers/tty/serial/Makefile | 1 + drivers/tty/serial/stm32-usart.c | 695 ++++++++++++++++++ include/asm-generic/vmlinux.lds.h | 4 +- include/dt-bindings/pinctrl/pinctrl-stm32.h | 43 ++ include/linux/reset-controller.h | 6 + include/uapi/linux/serial_core.h | 3 + scripts/link-vmlinux.sh | 2 +- 38 files changed, 2664 insertions(+), 6 deletions(-) create mode 100644 Documentation/arm/stm32/overview.txt create mode 100644 Documentation/arm/stm32/stm32f429-overview.txt create mode 100644 Documentation/devicetree/bindings/arm/system_timer.txt create mode 100644 Documentation/devicetree/bindings/pinctrl/pinctrl-stm32.txt create mode 100644 Documentation/devicetree/bindings/reset/st,stm32-reset.txt create mode 100644 Documentation/devicetree/bindings/serial/st,stm32-usart.txt create mode 100644 Documentation/devicetree/bindings/timer/st,stm32-timer.txt create mode 100644 arch/arm/boot/dts/stm32f429-disco.dts create mode 100644 arch/arm/boot/dts/stm32f429.dtsi create mode 100644 arch/arm/configs/stm32_defconfig create mode 100644 arch/arm/mach-stm32/Makefile create mode 100644 arch/arm/mach-stm32/Makefile.boot create mode 100644 arch/arm/mach-stm32/board-dt.c create mode 100644 drivers/clocksource/arm_system_timer.c create mode 100644 drivers/clocksource/timer-stm32.c create mode 100644 drivers/pinctrl/pinctrl-stm32.c create mode 100644 drivers/reset/reset-stm32.c create mode 100644 drivers/tty/serial/stm32-usart.c create mode 100644 include/dt-bindings/pinctrl/pinctrl-stm32.h
-- 1.9.1
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