MIPS: BCM63XX: don't write to the chipid register on reboot
While harmless, it is bad style to do so.
Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Patchwork: http://patchwork.linux-mips.org/patch/4092/
Signed-off-by: John Crispin <blogic@openwrt.org>
diff --git a/arch/mips/bcm63xx/setup.c b/arch/mips/bcm63xx/setup.c
index bd83836..314231b 100644
--- a/arch/mips/bcm63xx/setup.c
+++ b/arch/mips/bcm63xx/setup.c
@@ -86,6 +86,9 @@
}
for (i = 0; i < 2; i++) {
+ if (!perf_regs[i])
+ break;
+
reg = bcm_perf_readl(perf_regs[i]);
if (BCMCPU_IS_6348()) {
reg &= ~EXTIRQ_CFG_MASK_ALL_6348;