It prevents from executing code already called by device tree.
Signed-off-by: Mateusz Krawczuk <[email protected]>
Signed-off-by: Kyungmin Park <[email protected]>
---
arch/arm/plat-samsung/s5p-irq-eint.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm/plat-samsung/s5p-irq-eint.c
b/arch/arm/plat-samsung/s5p-irq-eint.c
index faa6516..ebee4dc 100644
--- a/arch/arm/plat-samsung/s5p-irq-eint.c
+++ b/arch/arm/plat-samsung/s5p-irq-eint.c
@@ -16,6 +16,7 @@
#include <linux/device.h>
#include <linux/gpio.h>
#include <linux/irqchip/arm-vic.h>
+#include <linux/of.h>
#include <plat/regs-irqtype.h>
@@ -202,6 +203,9 @@ static int __init s5p_init_irq_eint(void)
{
int irq;
+ if (of_have_populated_dt())
+ return -ENODEV;
+
for (irq = IRQ_EINT(0); irq <= IRQ_EINT(15); irq++)
irq_set_chip(irq, &s5p_irq_vic_eint);
--
1.8.1.2
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