soc/intel/skylake: Make use of `cpu/intel/cpu_ids.h'

Remove inclusion of mp_init.h for getting CPUIDs and use dedicated
cpu_ids.h file in SoC directory.

Change-Id: I2123a081baaf6fd254fe81d64eaeee1e3248dd34
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56371
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/skylake/bootblock/report_platform.c

@@ -3,12 +3,12 @@
 #include <arch/cpu.h>
 #include <device/pci_ops.h>
 #include <console/console.h>
+#include <cpu/intel/cpu_ids.h>
 #include <cpu/intel/microcode.h>
 #include <cpu/x86/msr.h>
 #include <cpu/x86/name.h>
 #include <device/pci.h>
 #include <device/pci_ids.h>
-#include <intelblocks/mp_init.h>
 #include <soc/bootblock.h>
 #include <soc/cpu.h>
 #include <soc/pch.h>

src/soc/intel/skylake/chip.c

@@ -12,7 +12,6 @@
 #include <intelblocks/cfg.h>
 #include <intelblocks/itss.h>
 #include <intelblocks/lpc_lib.h>
-#include <intelblocks/mp_init.h>
 #include <intelblocks/pcie_rp.h>
 #include <intelblocks/power_limit.h>
 #include <intelblocks/xdci.h>