In the Apple A10, there are physical performance-efficiency cores that
forms logical cores to software depending on the current p-state, and
only one type of core may be active at one time.
Acked-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Nick Chan <towinchenmi@gmail.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Neal Gompa <neal@gompa.dev> Signed-off-by: Hector Martin <marcan@marcan.st>