On 10/27/22 23:17, Marek Vasut wrote: > Add boot counter to STM32MP15xx DHSOM. This aligns the software with > other upstream DHSOM products which already do enable boot counter. > > The boot counter on STM32MP15xx is placed in the TAMP block TAMP_BKPxR > register 19, right past register 17 and 18 used for CM4 resource table > and state by the Linux kernel. The TAMP_BKPxR register block is used > because its contents survives warm reset, but not cold reset. > > Signed-off-by: Marek Vasut <ma...@denx.de> > Cc: Patrice Chotard <patrice.chot...@foss.st.com> > Cc: Patrick Delaunay <patrick.delau...@foss.st.com> > --- > configs/stm32mp15_dhcom_basic_defconfig | 5 +++++ > configs/stm32mp15_dhcor_basic_defconfig | 5 +++++ > 2 files changed, 10 insertions(+) > > diff --git a/configs/stm32mp15_dhcom_basic_defconfig > b/configs/stm32mp15_dhcom_basic_defconfig > index 3ba396b9671..c8093c4e152 100644 > --- a/configs/stm32mp15_dhcom_basic_defconfig > +++ b/configs/stm32mp15_dhcom_basic_defconfig > @@ -8,6 +8,8 @@ CONFIG_DEFAULT_DEVICE_TREE="stm32mp15xx-dhcom-pdk2" > CONFIG_SPL_TEXT_BASE=0x2FFC2500 > CONFIG_SYS_PROMPT="STM32MP> " > CONFIG_SPL_MMC=y > +CONFIG_BOOTCOUNT_BOOTLIMIT=3 > +CONFIG_SYS_BOOTCOUNT_ADDR=0x5C00A14C > CONFIG_SPL=y > CONFIG_TARGET_DH_STM32MP1_PDK2=y > CONFIG_SPL_SPI_FLASH_SUPPORT=y > @@ -74,6 +76,7 @@ CONFIG_CMD_SPI=y > CONFIG_CMD_USB=y > CONFIG_CMD_USB_MASS_STORAGE=y > CONFIG_SYS_DISABLE_AUTOLOAD=y > +CONFIG_CMD_BOOTCOUNT=y > CONFIG_CMD_CACHE=y > CONFIG_CMD_TIME=y > CONFIG_CMD_TIMER=y > @@ -99,6 +102,8 @@ CONFIG_IP_DEFRAG=y > CONFIG_TFTP_TSIZE=y > CONFIG_STM32_ADC=y > CONFIG_SPL_BLOCK_CACHE=y > +CONFIG_BOOTCOUNT_LIMIT=y > +CONFIG_SYS_BOOTCOUNT_MAGIC=0xB0C40000 > CONFIG_DFU_MMC=y > CONFIG_DFU_MTD=y > CONFIG_DFU_RAM=y > diff --git a/configs/stm32mp15_dhcor_basic_defconfig > b/configs/stm32mp15_dhcor_basic_defconfig > index ddd96ac4d29..7b2b92e15e3 100644 > --- a/configs/stm32mp15_dhcor_basic_defconfig > +++ b/configs/stm32mp15_dhcor_basic_defconfig > @@ -8,6 +8,8 @@ CONFIG_DEFAULT_DEVICE_TREE="stm32mp15xx-dhcor-avenger96" > CONFIG_SPL_TEXT_BASE=0x2FFC2500 > CONFIG_SYS_PROMPT="STM32MP> " > CONFIG_SPL_MMC=y > +CONFIG_BOOTCOUNT_BOOTLIMIT=3 > +CONFIG_SYS_BOOTCOUNT_ADDR=0x5C00A14C > CONFIG_SPL=y > CONFIG_TARGET_DH_STM32MP1_PDK2=y > CONFIG_SPL_SPI_FLASH_SUPPORT=y > @@ -72,6 +74,7 @@ CONFIG_CMD_SPI=y > CONFIG_CMD_USB=y > CONFIG_CMD_USB_MASS_STORAGE=y > CONFIG_SYS_DISABLE_AUTOLOAD=y > +CONFIG_CMD_BOOTCOUNT=y > CONFIG_CMD_CACHE=y > CONFIG_CMD_TIME=y > CONFIG_CMD_TIMER=y > @@ -96,6 +99,8 @@ CONFIG_IP_DEFRAG=y > CONFIG_TFTP_TSIZE=y > CONFIG_STM32_ADC=y > CONFIG_SPL_BLOCK_CACHE=y > +CONFIG_BOOTCOUNT_LIMIT=y > +CONFIG_SYS_BOOTCOUNT_MAGIC=0xB0C40000 > CONFIG_DFU_MMC=y > CONFIG_DFU_MTD=y > CONFIG_DFU_RAM=y
Reviewed-by: Patrice Chotard <patrice.chot...@foss.st.com> Thanks Patrice