Base addresses for GPIOs could be different for different socs, this
patch moves the base addresses from driver to the soc specific location.
Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
This patch removes the gpio clock enable from gpio driver & move it in the
board code, making it possible to use the gpio driver with other socs.
Signed-off-by: Vikas Manocha <vikas.manocha@st.com>