Help needed setting up/Installing PHP 7 and phpMyAdmin to run with MAMP

Hi everyone! I need some help please. I am creating a online game using PHP, phpMyAdMin and MAMP.

1. My iMac (Yosemite) has MAMP installed and ruing ok.
2. In MAP - Tools it says phpMyAdmin (needs PHP 5.5.x to 7.0.x)

Any help will be much appriciated.
Kind Regards JoeGr