Read configuration from DTB.
Signed-off-by: Michal Simek monstr@monstr.eu --- arch/microblaze/cpu/interrupts.c | 19 +++++++++++++++++++ 1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/arch/microblaze/cpu/interrupts.c b/arch/microblaze/cpu/interrupts.c index 79ee96a..98c9110 100644 --- a/arch/microblaze/cpu/interrupts.c +++ b/arch/microblaze/cpu/interrupts.c @@ -29,6 +29,9 @@ #include <malloc.h> #include <asm/microblaze_intc.h> #include <asm/asm.h> +#include <fdtdec.h> + +DECLARE_GLOBAL_DATA_PTR;
#undef DEBUG_INT
@@ -134,10 +137,26 @@ int interrupts_init(void) { int i;
+#ifndef CONFIG_OF_CONTROL #if defined(CONFIG_SYS_INTC_0_ADDR) && defined(CONFIG_SYS_INTC_0_NUM) intc = (microblaze_intc_t *) (CONFIG_SYS_INTC_0_ADDR); irq_no = CONFIG_SYS_INTC_0_NUM; #endif +#else + int temp; + int offset = 0; + + offset = fdt_node_offset_by_compatible(gd->fdt_blob, offset, + "xlnx,xps-intc-1.00.a"); + if (offset > 0) { + temp = fdtdec_get_addr(gd->fdt_blob, offset, "reg"); + if (temp != FDT_ADDR_T_NONE) { + intc = (microblaze_intc_t *)temp; + irq_no = fdtdec_get_int(gd->fdt_blob, offset, + "xlnx,num-intr-inputs", 0); + } + } +#endif if (irq_no) { vecs = calloc(1, sizeof(struct irq_action) * irq_no); if (vecs == NULL) {