Stefan Wahren be3035e362 ARM: bcm2835: Add GET_THROTTLED firmware property ... Recent Raspberry Pi firmware provides a mailbox property to detect under-voltage conditions. Here is the current definition. The u32 value returned by the firmware is divided into 2 parts: - lower 16-bits are the live value - upper 16-bits are the history or sticky value Bits: 0: undervoltage 1: arm frequency capped 2: currently throttled 16: undervoltage has occurred 17: arm frequency capped has occurred 18: throttling has occurred Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Signed-off-by: Eric Anholt <eric@anholt.net> Reviewed-by: Eric Anholt <eric@anholt.net>		2018-06-21 17:17:11 -07:00
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raspberrypi-firmware.h	ARM: bcm2835: Add GET_THROTTLED firmware property	2018-06-21 17:17:11 -07:00