boards: arm: st_stm32: add lptimer to the stm32l562e dk board

This patch introduces the support of the LowPower Timer for the STM32l562ze disco kit (sec. and non-sec. version) LSE clock is selected as LPTIM clock source on this board. Signed-off-by: Francois Ramu <francois.ramu@st.com>
2021-03-25 15:52:21 +01:00 · 2021-03-25 15:52:21 +01:00 · 56bacef12a
commit 56bacef12a
parent d830f2ee3d
5 changed files with 15 additions and 0 deletions
--- a/boards/arm/stm32l562e_dk/Kconfig.defconfig
+++ b/boards/arm/stm32l562e_dk/Kconfig.defconfig
@ -8,6 +8,11 @@ if BOARD_STM32L562E_DK
 config BOARD
 	default "stm32l562e_dk"

+choice STM32_LPTIM_CLOCK
+	default STM32_LPTIM_CLOCK_LSE
+	depends on STM32_LPTIM_TIMER
+endchoice
+
 if BT

 config SPI
--- a/boards/arm/stm32l562e_dk/stm32l562e_dk.dts
+++ b/boards/arm/stm32l562e_dk/stm32l562e_dk.dts
@ -30,3 +30,7 @@
 &usart1 {
 	pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
 };
+
+&lptim1 {
+	status = "okay";
+};
--- a/boards/arm/stm32l562e_dk/stm32l562e_dk.yaml
+++ b/boards/arm/stm32l562e_dk/stm32l562e_dk.yaml
@ -9,5 +9,6 @@ supported:
  - gpio
  - i2c
  - lsm6dso
+  - lptim
 ram: 192
 flash: 512
--- a/boards/arm/stm32l562e_dk/stm32l562e_dk_ns.dts
+++ b/boards/arm/stm32l562e_dk/stm32l562e_dk_ns.dts
@ -26,3 +26,7 @@
 		sw0 = &user_button;
 	};
 };
+
+&lptim1 {
+	status = "okay";
+};
--- a/boards/arm/stm32l562e_dk/stm32l562e_dk_ns.yaml
+++ b/boards/arm/stm32l562e_dk/stm32l562e_dk_ns.yaml
@ -9,5 +9,6 @@ supported:
  - gpio
  - i2c
  - lsm6dso
+  - lptim
 ram: 192
 flash: 512