arm: mach-k3: j722_spl: Add FAST XSPI boot mode

Fast XSPI boot mode is supported by J722S ROM, add that.

Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com>
Signed-off-by: Prasanth Babu Mantena <p-mantena@ti.com>
Reviewed-by: Udit Kumar <u-kumar1@ti.com>
2 files changed