You can check our CY8CKIT-033A PSoC® 3 MFi whose detail is available at this link:
For other queries please contact Local Cypress FAE
The thing is, that the local FAE didn't know the answers to these questions and told me to ask in this forum
1) Does the PSoC 3 support Charging Pass-Through feature for iphone?
Presently, we don't have full support for Charging Pass-Through feature in PSoC3.