[PATCH 2/2] ARM: cpuinfo: detect Cortex-A72

Ahmad Fatoum a.fatoum at pengutronix.de
Fri Jun 3 00:24:36 PDT 2022


Both the Raspberry Pi 4 as well as the already supported LS1046A feature
a Cortex-A72. Let the cpuinfo command correctly name these cores.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 arch/arm/cpu/cpuinfo.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/cpu/cpuinfo.c b/arch/arm/cpu/cpuinfo.c
index 5dce34536efc..8a92432e904f 100644
--- a/arch/arm/cpu/cpuinfo.c
+++ b/arch/arm/cpu/cpuinfo.c
@@ -27,6 +27,7 @@
 #define ARM_CPU_PART_CORTEX_A15     0xC0F0
 #define ARM_CPU_PART_CORTEX_A53	    0xD030
 #define ARM_CPU_PART_CORTEX_A57	    0xD070
+#define ARM_CPU_PART_CORTEX_A72	    0xD080
 
 static void decode_cache(unsigned long size)
 {
@@ -216,6 +217,9 @@ static int do_cpuinfo(int argc, char *argv[])
 		case ARM_CPU_PART_CORTEX_A57:
 			part = "Cortex-A57";
 			break;
+		case ARM_CPU_PART_CORTEX_A72:
+			part = "Cortex-A72";
+			break;
 		default:
 			printf("core: unknown (0x%08lx) r%up%u\n",
 			       mainid, major, minor);
-- 
2.30.2




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