[edk2-devel] [PATCH edk2-platforms v2 7/8] Silicon/AMD/StyxDtbLoaderLib: use Cortex-A57 IDs instead of generic ARMv8

[Ard Biesheuvel via Groups.Io]

Use the more precise Cortex-A57 based compatible strings to describe
the CPUs and the PMUs in the device tree.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>
---
 Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c b/Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c
index e723e77c7965..091d151ac722 100644
--- a/Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c
+++ b/Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c
@@ -405,7 +405,7 @@ PrepareFdt (
                             ArmCoreInfoTable[Index].CoreId);
     MpId = cpu_to_fdt64 (MpId);
     fdt_setprop (Fdt, CpuNode, "reg", &MpId, sizeof (MpId));
-    fdt_setprop_string (Fdt, CpuNode, "compatible", "arm,armv8");
+    fdt_setprop_string (Fdt, CpuNode, "compatible", "arm,cortex-a57");
     fdt_setprop_string (Fdt, CpuNode, "device_type", "cpu");
 
     fdt_setprop_cell (Fdt, CpuNode, "i-cache-size", 3 * SIZE_16KB);
@@ -474,7 +474,7 @@ PrepareFdt (
   // Create /pmu node
   PmuNode = fdt_add_subnode(Fdt, 0, "pmu");
   if (PmuNode >= 0) {
-    fdt_setprop_string (Fdt, PmuNode, "compatible", "arm,armv8-pmuv3");
+    fdt_setprop_string (Fdt, PmuNode, "compatible", "arm,cortex-a57-pmu");
 
     // append PMU interrupts
     for (Index = 0; Index < ArmCoreCount; Index++) {
-- 
2.17.1


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