interrupts: Use a #interrupt-cells of 2 for XICS interrupts

This is more compliant with PAPR, it will also allow us to
use the second cell for other attributes on P9.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/hw/psi.c b/hw/psi.c
index 0823ec8..46e059a 100644
--- a/hw/psi.c
+++ b/hw/psi.c
@@ -783,7 +783,7 @@ static void psi_create_mm_dtnode(struct psi *psi)
 		dt_add_property_strings(np, "compatible", "ibm,psi");
 	}
 	dt_add_property_cells(np, "interrupt-parent", get_ics_phandle());
-	dt_add_property_cells(np, "interrupts", psi->interrupt);
+	dt_add_property_cells(np, "interrupts", psi->interrupt, 1);
 	dt_add_property_cells(np, "ibm,chip-id", psi->chip_id);
 }