feat(stm32mp2): add fixed regulators support

Call fixed_regulator_register() in bl2_el3_plat_arch_setup() to
configure fixed regulators, if any are present in device tree.

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: Iab2d3a4b6b294727b2b6722a6a13bf3f194ec0f9
1 file changed