config BOOTCOUNT_AM33XX
bool "Boot counter in AM33XX RTC IP block"
depends on AM33XX || SOC_DA8XX
+ select SPL_AM33XX_ENABLE_RTC32K_OSC if AM33XX
help
A bootcount driver for the RTC IP block found on many TI platforms.
This requires the RTC clocks, etc, to be enabled prior to use and
bool "Boot counter for Atmel AT91SAM9XE"
depends on AT91SAM9XE
+config DM_BOOTCOUNT
+ bool "Boot counter in a device-model device"
+ help
+ Enables reading/writing the bootcount in a device-model based
+ backing store. If an entry in /chosen/u-boot,bootcount-device
+ exists, this will be the preferred bootcount device; otherwise
+ the first available bootcount device will be used.
+
endchoice
+if DM_BOOTCOUNT
+
+menu "Backing stores for device-model backed bootcount"
+config DM_BOOTCOUNT_RTC
+ bool "Support RTC devices as a backing store for bootcount"
+ depends on DM_RTC
+ help
+ Enabled reading/writing the bootcount in a DM RTC device.
+ The wrapper device is to be specified with the compatible string
+ 'u-boot,bootcount-rtc' and the 'rtc'-property (a phandle pointing
+ to the underlying RTC device) and an optional 'offset' property
+ are supported.
+
+ Accesses to the backing store are performed using the write16
+ and read16 ops of DM RTC devices.
+
+config DM_BOOTCOUNT_I2C_EEPROM
+ bool "Support i2c eeprom devices as a backing store for bootcount"
+ depends on I2C_EEPROM
+ help
+ Enabled reading/writing the bootcount in a DM i2c eeprom device.
+ The wrapper device is to be specified with the compatible string
+ 'u-boot,bootcount-i2c-eeprom' and the 'i2c-eeprom'-property (a phandle
+ pointing to the underlying i2c eeprom device) and an optional 'offset'
+ property are supported.
+
+config BOOTCOUNT_MEM
+ bool "Support memory based bootcounter"
+ help
+ Enabling Memory based bootcount, typically in a SoC register which
+ is not cleared on softreset.
+ compatible = "u-boot,bootcount";
+
+endmenu
+
+endif
+
+config BOOTCOUNT_BOOTLIMIT
+ int "Maximum number of reboot cycles allowed"
+ default 0
+ help
+ Set the Maximum number of reboot cycles allowed without the boot
+ counter being cleared.
+ If set to 0 do not set a boot limit in the environment.
+
config BOOTCOUNT_ALEN
int "I2C address length"
default 1
help
Set the address used for reading and writing the boot counter.
+config SYS_BOOTCOUNT_MAGIC
+ hex "Magic value for the boot counter"
+ default 0xB001C041
+ help
+ Set the magic value used for the boot counter.
+
endif