diff options
Diffstat (limited to 'arch/arm/mach-davinci/cp_intc.c')
| -rw-r--r-- | arch/arm/mach-davinci/cp_intc.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c index 45d52567ced7..006dae8dfe44 100644 --- a/arch/arm/mach-davinci/cp_intc.c +++ b/arch/arm/mach-davinci/cp_intc.c @@ -14,6 +14,9 @@ #include <linux/irq.h> #include <linux/irqdomain.h> #include <linux/io.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> #include <mach/common.h> #include <mach/cp_intc.h> @@ -119,7 +122,7 @@ static const struct irq_domain_ops cp_intc_host_ops = { .xlate = irq_domain_xlate_onetwocell, }; -int __init __cp_intc_init(struct device_node *node) +int __init cp_intc_of_init(struct device_node *node, struct device_node *parent) { u32 num_irq = davinci_soc_info.intc_irq_num; u8 *irq_prio = davinci_soc_info.intc_irq_prios; @@ -128,7 +131,14 @@ int __init __cp_intc_init(struct device_node *node) int i, irq_base; davinci_intc_type = DAVINCI_INTC_TYPE_CP_INTC; - davinci_intc_base = ioremap(davinci_soc_info.intc_base, SZ_8K); + if (node) { + davinci_intc_base = of_iomap(node, 0); + if (of_property_read_u32(node, "ti,intc-size", &num_irq)) + pr_warn("unable to get intc-size, default to %d\n", + num_irq); + } else { + davinci_intc_base = ioremap(davinci_soc_info.intc_base, SZ_8K); + } if (WARN_ON(!davinci_intc_base)) return -EINVAL; @@ -208,5 +218,5 @@ int __init __cp_intc_init(struct device_node *node) void __init cp_intc_init(void) { - __cp_intc_init(NULL); + cp_intc_of_init(NULL, NULL); } |