ARM: davinci: pull davinci_intc_base into the respective intc drivers

davinci_intc_base is defined globally in common.c. Define separate
local variables for the aintc and cp-intc drivers and remove the
global one.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Reviewed-by: David Lechner <david@lechnology.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>

arch/arm/mach-davinci/common.c

@@ -23,8 +23,6 @@
 struct davinci_soc_info davinci_soc_info;
 EXPORT_SYMBOL(davinci_soc_info);
 
-void __iomem *davinci_intc_base;
-
 static int __init davinci_init_id(struct davinci_soc_info *soc_info)
 {
 	int			i;

arch/arm/mach-davinci/cp_intc.c

@@ -26,6 +26,8 @@
 #define DAVINCI_CP_INTC_PRI_INDX_MASK		GENMASK(9, 0)
 #define DAVINCI_CP_INTC_GPIR_NONE		BIT(31)
 
+static void __iomem *davinci_intc_base;
+
 static inline unsigned int cp_intc_read(unsigned offset)
 {
 	return __raw_readl(davinci_intc_base + offset);

arch/arm/mach-davinci/include/mach/common.h

@@ -20,7 +20,6 @@
 void davinci_timer_init(struct clk *clk);
 
 extern void davinci_irq_init(void);
-extern void __iomem *davinci_intc_base;
 
 struct davinci_timer_instance {
 	u32		base;

arch/arm/mach-davinci/irq.c

@@ -43,6 +43,7 @@
 #define IRQ_INTPRI0_REG_OFFSET	0x0030
 #define IRQ_INTPRI7_REG_OFFSET	0x004C
 
+static void __iomem *davinci_intc_base;
 static struct irq_domain *davinci_irq_domain;
 
 static inline void davinci_irq_writel(unsigned long value, int offset)