ARM: PSCI: Enable the PSCI node

When fixing up the DT to report PSCI support, explicitly enable the node.
DTs may ship with the node disabled in case a PSCI implementation is not
present, and expect any PSCI implementation to enable the node if they are
actually present.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>

diff --git a/arch/arm/lib/psci-dt.c b/arch/arm/lib/psci-dt.c
index 348df893b7ae74345d62ee63b6a471917a37e75f..246f3c7cb84a1a0ef57ec0e956099c45f223b0f5 100644 (file)
--- a/arch/arm/lib/psci-dt.c
+++ b/arch/arm/lib/psci-dt.c
@@ -116,6 +116,10 @@ init_psci_node:
        if (tmp)
                return tmp;
 
+       tmp = fdt_setprop_string(fdt, nodeoff, "status", "okay");
+       if (tmp)
+               return tmp;
+
 #endif
        return 0;
 }