powerpc/83xx: consolidate init_IRQ functions

On mpc83xx platform nearly all _init_IRQ functions look alike. They either
just setup ipic, or setup ipic and QE PIC. Separate this to special functions
to be either referenced from ppc_md, or called from board file.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

1 files changed, 1 insertions, 27 deletions

diff --git a/arch/powerpc/platforms/83xx/mpc836x_rdk.c b/arch/powerpc/platforms/83xx/mpc836x_rdk.c
index b0090aac9642..cd8f0782a66b 100644
--- a/arch/powerpc/platforms/83xx/mpc836x_rdk.c
+++ b/arch/powerpc/platforms/83xx/mpc836x_rdk.c
@@ -56,32 +56,6 @@ static void __init mpc836x_rdk_setup_arch(void)
 #endif
 }
 
-static void __init mpc836x_rdk_init_IRQ(void)
-{
-        struct device_node *np;
-
-        np = of_find_compatible_node(NULL, NULL, "fsl,ipic");
-        if (!np)
-                return;
-
-        ipic_init(np, 0);
-
-        /*
-         * Initialize the default interrupt mapping priorities,
-         * in case the boot rom changed something on us.
-         */
-        ipic_set_default_priority();
-        of_node_put(np);
-#ifdef CONFIG_QUICC_ENGINE
-        np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic");
-        if (!np)
-                return;
-
-        qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic);
-        of_node_put(np);
-#endif
-}
-
 /*
  * Called very early, MMU is off, device-tree isn't unflattened.
  */
@@ -96,7 +70,7 @@ define_machine(mpc836x_rdk) {
         .name           = "MPC836x RDK",
         .probe          = mpc836x_rdk_probe,
         .setup_arch     = mpc836x_rdk_setup_arch,
-        .init_IRQ       = mpc836x_rdk_init_IRQ,
+        .init_IRQ       = mpc83xx_ipic_and_qe_init_IRQ,
         .get_irq        = ipic_get_irq,
         .restart        = mpc83xx_restart,
         .time_init      = mpc83xx_time_init,