ARM: dts: stm32: Deduplicate CONFIG_OF_SPL_REMOVE_PROPS on DH STM32MP15xx DHSOM

The content of CONFIG_OF_SPL_REMOVE_PROPS is the same in both
STM32MP15xx DHCOM and DHCOR defconfigs, deduplicate the content
into stm32mp15_dhsom.config .

Signed-off-by: Marek Vasut <marex@denx.de>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
diff --git a/configs/stm32mp15_dhcom_basic_defconfig b/configs/stm32mp15_dhcom_basic_defconfig
index 5add66f..a28f286 100644
--- a/configs/stm32mp15_dhcom_basic_defconfig
+++ b/configs/stm32mp15_dhcom_basic_defconfig
@@ -7,5 +7,4 @@
 CONFIG_SYS_MEMTEST_END=0xc4000000
 CONFIG_SYS_I2C_EEPROM_BUS=3
 CONFIG_OF_LIST="st/stm32mp157c-dhcom-pdk2 st/stm32mp153c-dhcom-drc02 st/stm32mp157c-dhcom-picoitx"
-CONFIG_OF_SPL_REMOVE_PROPS="interrupts interrupt-names interrupts-extended interrupt-controller \\\#interrupt-cells interrupt-parent dmas dma-names assigned-clocks assigned-clock-rates assigned-clock-parents hwlocks access-controllers"
 CONFIG_SYS_I2C_EEPROM_ADDR=0x50
diff --git a/configs/stm32mp15_dhcor_basic_defconfig b/configs/stm32mp15_dhcor_basic_defconfig
index dd14db3..f6f2af6 100644
--- a/configs/stm32mp15_dhcor_basic_defconfig
+++ b/configs/stm32mp15_dhcor_basic_defconfig
@@ -5,7 +5,6 @@
 CONFIG_DEFAULT_DEVICE_TREE="st/stm32mp157a-dhcor-avenger96"
 CONFIG_SYS_I2C_EEPROM_BUS=2
 CONFIG_OF_LIST="st/stm32mp157a-dhcor-avenger96 st/stm32mp151a-dhcor-testbench st/stm32mp153c-dhcor-drc-compact"
-CONFIG_OF_SPL_REMOVE_PROPS="interrupts interrupt-names interrupts-extended interrupt-controller \\\#interrupt-cells interrupt-parent dmas dma-names assigned-clocks assigned-clock-rates assigned-clock-parents hwlocks access-controllers"
 CONFIG_SYS_I2C_EEPROM_ADDR=0x53
 CONFIG_PHY_MICREL=y
 CONFIG_PHY_MICREL_KSZ90X1=y
diff --git a/configs/stm32mp15_dhsom.config b/configs/stm32mp15_dhsom.config
index 04ee9bf..ac3ae82 100644
--- a/configs/stm32mp15_dhsom.config
+++ b/configs/stm32mp15_dhsom.config
@@ -22,6 +22,7 @@
 CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
 CONFIG_HWSPINLOCK_STM32=y
 CONFIG_KS8851_MLL=y
+CONFIG_OF_SPL_REMOVE_PROPS="interrupts interrupt-names interrupts-extended interrupt-controller \\\#interrupt-cells interrupt-parent dmas dma-names assigned-clocks assigned-clock-rates assigned-clock-parents hwlocks access-controllers"
 CONFIG_PHY_ANEG_TIMEOUT=20000
 CONFIG_PINCTRL_STMFX=y
 CONFIG_REMOTEPROC_STM32_COPRO=y