clock_control: Add stm32mp157c_dk2 board support

Add support for stm32mp1x RCC with Zephyr clock_control driver

Signed-off-by: Yaël Boutreux <[email protected]>
Signed-off-by: Arnaud Pouliquen <[email protected]>
Signed-off-by: Alexandre Torgue <[email protected]>

Author: yboutreux

boards/arm/stm32mp157c_dk2/stm32mp157c_dk2_defconfig

@@ -7,7 +7,7 @@ CONFIG_CORTEX_M_SYSTICK=y
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=209000000
 
 # clock configuration
-CONFIG_CLOCK_CONTROL=n
+CONFIG_CLOCK_CONTROL=y
 
 #remote proc console
 CONFIG_CONSOLE=y

drivers/clock_control/CMakeLists.txt

@@ -8,8 +8,10 @@ zephyr_sources_ifdef(CONFIG_CLOCK_CONTROL_QUARK_SE            quark_se_clock_con
 zephyr_sources_ifdef(CONFIG_CLOCK_CONTROL_RV32M1_PCC          clock_control_rv32m1_pcc.c)
 
 if(CONFIG_CLOCK_CONTROL_STM32_CUBE)
+if(CONFIG_SOC_SERIES_STM32MP1X)
+  zephyr_sources(clock_stm32_ll_mp1x.c)
+else()
   zephyr_sources(clock_stm32_ll_common.c)
-
   zephyr_sources_ifdef(CONFIG_SOC_SERIES_STM32F0X clock_stm32f0x.c)
   zephyr_sources_ifdef(CONFIG_SOC_SERIES_STM32F1X clock_stm32f1x.c)
   zephyr_sources_ifdef(CONFIG_SOC_SERIES_STM32F2X clock_stm32f2x.c)
@@ -21,3 +23,4 @@ if(CONFIG_CLOCK_CONTROL_STM32_CUBE)
   zephyr_sources_ifdef(CONFIG_SOC_SERIES_STM32L4X clock_stm32l4x.c)
   zephyr_sources_ifdef(CONFIG_SOC_SERIES_STM32WBX clock_stm32wbx.c)
 endif()
+endif()

drivers/clock_control/Kconfig.stm32

@@ -11,6 +11,7 @@ if SOC_FAMILY_STM32
 menuconfig CLOCK_CONTROL_STM32_CUBE
 	bool "STM32 Reset & Clock Control"
 	select USE_STM32_LL_UTILS
+	select USE_STM32_LL_RCC if SOC_SERIES_STM32MP1X
 	help
 	  Enable driver for Reset & Clock Control subsystem found
 	  in STM32 family of MCUs