Add dt binding for optional apb clock. Core clock is mandatory.
Signed-off-by: Aniket <aniketmaurya@google.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240628154526.324068-1-aniketmaurya@google.comSigned-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>