diff options
Diffstat (limited to 'arch/arm/mach-davinci')
| -rw-r--r-- | arch/arm/mach-davinci/cp_intc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c index f56a4275083f..6ab56af3be6b 100644 --- a/arch/arm/mach-davinci/cp_intc.c +++ b/arch/arm/mach-davinci/cp_intc.c @@ -164,6 +164,15 @@ davinci_cp_intc_do_init(const struct davinci_cp_intc_config *config, { unsigned int num_regs = BITS_TO_LONGS(config->num_irqs); int offset, irq_base; + void __iomem *req; + + req = request_mem_region(config->reg.start, + resource_size(&config->reg), + "davinci-cp-intc"); + if (!req) { + pr_err("%s: register range busy\n", __func__); + return -EBUSY; + } davinci_cp_intc_base = ioremap(config->reg.start, resource_size(&config->reg)); |