intel_th: pci: Add Elkhart Lake CPU support

intel_th: pci: Add Elkhart Lake CPU support

BugLink: https://bugs.launchpad.net/bugs/1870604
commit add492d2e9446a77ede9bb43699ec85ca8fc1aba upstream.

This adds support for the Trace Hub in Elkhart Lake CPU.

Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20200317062215.15598-7-alexander.shishkin@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>