ppc/pnv: Introduce Pnv11Chip

ppc/pnv: Introduce Pnv11Chip

Implement Pnv11Chip, currently without chiptod, xive and phb.

Chiptod, XIVE, PHB are implemented in later patches.

Since Power11 core is same as Power10, the implementation of Pnv11Chip
is a duplicate of corresponding Pnv10Chip.

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Aditya Gupta <adityag@linux.ibm.com>
Tested-by: Amit Machhiwal <amachhiw@linux.ibm.com>
Tested-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
Link: https://lore.kernel.org/r/20250925173049.891406-2-adityag@linux.ibm.com
Message-ID: <20250925173049.891406-2-adityag@linux.ibm.com>