Porting guide update for pehipherals
Porting guide update for pehipherals

Add i2c porting instructions on pheripherals porting guide.

JeongJunSik/TizenRT,Samsung/TizenRT,davidfather/TizenRT,an4967/TizenRT,an4967/TizenRT,davidfather/TizenRT,HONGCHAEHEE/TizenRT,pillip8282/TizenRT,JeonginKim/TizenRT,btheosam/TizenRT,pillip8282/TizenRT,Samsung/TizenRT,sunghan-chang/TizenRT,junmin-kim/TizenRT,Samsung/TizenRT,HONGCHAEHEE/TizenRT,btheosam/TizenRT,jeongarmy/TizenRT,an4967/TizenRT,junmin-kim/TizenRT,chanijjani/TizenRT,sunghan-chang/TizenRT,jsdosa/TizenRT,lokeshbv/TizenRT,junmin-kim/TizenRT,jeongarmy/TizenRT,lokeshbv/TizenRT,davidfather/TizenRT,junmin-kim/TizenRT,jeongchanKim/TizenRT,JeongJunSik/TizenRT,jsdosa/TizenRT,pillip8282/TizenRT,sunghan-chang/TizenRT,btheosam/TizenRT,HONGCHAEHEE/TizenRT,davidfather/TizenRT,chanijjani/TizenRT,lokeshbv/TizenRT,davidfather/TizenRT,davidfather/TizenRT,Samsung/TizenRT,JeonginKim/TizenRT,jeongchanKim/TizenRT,jeongchanKim/TizenRT,jeongchanKim/TizenRT,JeonginKim/TizenRT,HONGCHAEHEE/TizenRT,an4967/TizenRT,pillip8282/TizenRT,sunghan-chang/TizenRT,jeongarmy/TizenRT,chanijjani/TizenRT,pillip8282/TizenRT,lokeshbv/TizenRT,an4967/TizenRT,sunghan-chang/TizenRT,pillip8282/TizenRT,jsdosa/TizenRT,an4967/TizenRT,pillip8282/TizenRT,jeongchanKim/TizenRT,Samsung/TizenRT,HONGCHAEHEE/TizenRT,jeongarmy/TizenRT,chanijjani/TizenRT,JeongJunSik/TizenRT,jeongarmy/TizenRT,lokeshbv/TizenRT,btheosam/TizenRT,jsdosa/TizenRT,JeonginKim/TizenRT,sunghan-chang/TizenRT,jsdosa/TizenRT,chanijjani/TizenRT,an4967/TizenRT,chanijjani/TizenRT,sunghan-chang/TizenRT,JeongJunSik/TizenRT,jsdosa/TizenRT,jeongchanKim/TizenRT,jeongarmy/TizenRT,junmin-kim/TizenRT,Samsung/TizenRT,davidfather/TizenRT,jeongarmy/TizenRT,btheosam/TizenRT,junmin-kim/TizenRT,jeongchanKim/TizenRT,JeonginKim/TizenRT,JeonginKim/TizenRT,btheosam/TizenRT,Samsung/TizenRT,junmin-kim/TizenRT,chanijjani/TizenRT,JeongJunSik/TizenRT,jsdosa/TizenRT,lokeshbv/TizenRT,JeongJunSik/TizenRT,HONGCHAEHEE/TizenRT