irqchip/irq-brcmstb-l2: Fix section mismatch

Platform drivers can be probed after their init sections have been
discarded so the irqchip init callbacks must not live in init.

Fixes: 51d9db5 ("irqchip/irq-brcmstb-l2: Switch to IRQCHIP_PLATFORM_DRIVER")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>

Author: jhovold

drivers/irqchip/irq-brcmstb-l2.c

@@ -138,10 +138,8 @@ static void brcmstb_l2_intc_resume(struct irq_data *d)
 	irq_reg_writel(gc, ~b->saved_mask, ct->regs.enable);
 }
 
-static int __init brcmstb_l2_intc_of_init(struct device_node *np,
-					  struct device_node *parent,
-					  const struct brcmstb_intc_init_params
-					  *init_params)
+static int brcmstb_l2_intc_of_init(struct device_node *np, struct device_node *parent,
+				   const struct brcmstb_intc_init_params *init_params)
 {
 	unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN;
 	unsigned int set = 0;
@@ -257,14 +255,12 @@ static int __init brcmstb_l2_intc_of_init(struct device_node *np,
 	return ret;
 }
 
-static int __init brcmstb_l2_edge_intc_of_init(struct device_node *np,
-	struct device_node *parent)
+static int brcmstb_l2_edge_intc_of_init(struct device_node *np, struct device_node *parent)
 {
 	return brcmstb_l2_intc_of_init(np, parent, &l2_edge_intc_init);
 }
 
-static int __init brcmstb_l2_lvl_intc_of_init(struct device_node *np,
-	struct device_node *parent)
+static int brcmstb_l2_lvl_intc_of_init(struct device_node *np, struct device_node *parent)
 {
 	return brcmstb_l2_intc_of_init(np, parent, &l2_lvl_intc_init);
 }