feat(stm32mp1): manage STM32MP13 rev.Y

The new SoC version for STM32MP13 is the revision Y. The register
SYSCFG_IDC is updated for this new version with the value 0x1003.
The function stm32mp_get_soc_name() should also be updated to manage
this new SoC revision.

Signed-off-by: Yann Gautier <yann.gautier@foss.st.com>
Change-Id: I4f2fa5f1503f17db93d8413c79c2b7a18d279f9b
2 files changed