ARM: mach-imx: mm-imx5: Retrieve tzic base address from dt

[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-imx / mm-imx5.c

diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c
index eb3cce38c70d3f09eb29d9b7d51343bca5327989..2cafcf00000b367aa01e616080609d5135e10c70 100644 (file)
--- a/arch/arm/mach-imx/mm-imx5.c
+++ b/arch/arm/mach-imx/mm-imx5.c
@@ -15,6 +15,7 @@
 #include <linux/init.h>
 #include <linux/clk.h>
 #include <linux/pinctrl/machine.h>
+#include <linux/of_address.h>
 
 #include <asm/mach/map.h>
 
@@ -100,7 +101,14 @@ void __init mx51_init_irq(void)
 
 void __init mx53_init_irq(void)
 {
-       tzic_init_irq(MX53_IO_ADDRESS(MX53_TZIC_BASE_ADDR));
+       struct device_node *np;
+       void __iomem *base;
+
+       np = of_find_compatible_node(NULL, NULL, "fsl,imx53-tzic");
+       base = of_iomap(np, 0);
+       WARN_ON(!base);
+
+       tzic_init_irq(base);
 }
 
 static struct sdma_platform_data imx51_sdma_pdata __initdata = {