phy: samsung: gs101-ufs: Add .notify_phystate() & hibern8 enter/exit values

phy: samsung: gs101-ufs: Add .notify_phystate() & hibern8 enter/exit values

Implement the .notify_phystate() callback and provide the gs101 specific
phy values that need to be programmed when entering and exiting the hibern8
state.

Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20251112-phy-notify-pmstate-v5-2-39df622d8fcb@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>