Commit d0c9234d authored by Francois Ramu's avatar Francois Ramu Committed by Kumar Gala
Browse files

soc: arm: st_stm32: add driver lptimer management to stm32l4 series 



This patch introduces the support of the Low Power Timer
     for the STM32L4xx from STMicroelectronics.

Signed-off-by: default avatarFrancois Ramu <francois.ramu@st.com>
parent 0ae70234

dts/arm/st/l4/stm32l4.dtsi

+12 −0
Original line number Diff line number Diff line
@@ -331,6 +331,18 @@ 
			status = "disabled";

			label = "DMA_2";

		};



		lptim1: timers@40007c00 {

			compatible = "st,stm32-timers";

			clocks = <&rcc STM32_CLOCK_BUS_APB1 0x80000000>;

			#address-cells = <1>;

			#size-cells = <0>;

			reg = <0x40007c00 0x400>;

			interrupts = <65 0>;

			interrupt-names = "wakeup";

			status = "disabled";

			label = "LPTIM_1";

		};

	};

};

soc/arm/st_stm32/stm32l4/dts_fixup.h

+7 −0
Original line number Diff line number Diff line
@@ -328,4 +328,11 @@ 
#define DT_ADC_1_CLOCK_BITS		DT_ST_STM32_ADC_50040000_CLOCK_BITS_0

#define DT_ADC_1_CLOCK_BUS		DT_ST_STM32_ADC_50040000_CLOCK_BUS_0



#define DT_LPTIM_1_BASE_ADDRESS	DT_ST_STM32_TIMERS_40007C00_BASE_ADDRESS

#define DT_LPTIM_1_IRQ		DT_ST_STM32_TIMERS_40007C00_IRQ_0

#define DT_LPTIM_1_IRQ_PRI	DT_ST_STM32_TIMERS_40007C00_IRQ_0_PRIORITY

#define DT_LPTIM_1_NAME		DT_ST_STM32_TIMERS_40007C00_LABEL

#define DT_LPTIM_1_CLOCK_BITS	DT_ST_STM32_TIMERS_40007C00_CLOCK_BITS_0

#define DT_LPTIM_1_CLOCK_BUS	DT_ST_STM32_TIMERS_40007C00_CLOCK_BUS_0



/* End of SoC Level DTS fixup file */

soc/arm/st_stm32/stm32l4/soc.h

+5 −0
Original line number Diff line number Diff line
@@ -94,6 +94,11 @@ 
#include <stm32l4xx_ll_dma.h>

#endif



#ifdef CONFIG_STM32_LPTIM_TIMER

#include <stm32l4xx_ll_lptim.h>

#include <stm32l4xx_ll_system.h>

#endif



#endif /* !_ASMLANGUAGE */



#endif /* _STM32L4X_SOC_H_ */

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