ARM: 8016/1: Check cpu id in pj4_cp0_init.

[firefly-linux-kernel-4.4.55.git] / arch / arm / kernel / pj4-cp0.c

diff --git a/arch/arm/kernel/pj4-cp0.c b/arch/arm/kernel/pj4-cp0.c
index 679cf4d18c08bfa99fec75cadd24027c192a1706..fc72086362842436381d0595c1afea648eb7b830 100644 (file)
--- a/arch/arm/kernel/pj4-cp0.c
+++ b/arch/arm/kernel/pj4-cp0.c
@@ -17,6 +17,7 @@
 #include <linux/init.h>
 #include <linux/io.h>
 #include <asm/thread_notify.h>
+#include <asm/cputype.h>
 
 static int iwmmxt_do(struct notifier_block *self, unsigned long cmd, void *t)
 {
@@ -80,6 +81,9 @@ static int __init pj4_cp0_init(void)
 {
        u32 cp_access;
 
+       if (!cpu_is_pj4())
+               return 0;
+
        cp_access = pj4_cp_access_read() & ~0xf;
        pj4_cp_access_write(cp_access);