Host map configuration instructs the interrupt controller to route interrupt
channels to FIQ or IRQ lines. Currently, DA8xx family of devices leave these
registers at their reset-default values.
TNETV107X however does not have sane reset defaults, and therefore this
architecture needs to reconfigure the host-map such that channels 0 and 1
go to FIQ, and the remaining channels raise IRQs.
This patch adds an optional host map argument to cp_intc_init() for this.
Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
struct davinci_soc_info *soc_info = &davinci_soc_info;
cp_intc_init((void __iomem *)DA8XX_CP_INTC_VIRT, DA830_N_CP_INTC_IRQ,
struct davinci_soc_info *soc_info = &davinci_soc_info;
cp_intc_init((void __iomem *)DA8XX_CP_INTC_VIRT, DA830_N_CP_INTC_IRQ,
- soc_info->intc_irq_prios);
+ soc_info->intc_irq_prios, NULL);
}
static void __init da830_evm_map_io(void)
}
static void __init da830_evm_map_io(void)
struct davinci_soc_info *soc_info = &davinci_soc_info;
cp_intc_init((void __iomem *)DA8XX_CP_INTC_VIRT, DA850_N_CP_INTC_IRQ,
struct davinci_soc_info *soc_info = &davinci_soc_info;
cp_intc_init((void __iomem *)DA8XX_CP_INTC_VIRT, DA850_N_CP_INTC_IRQ,
- soc_info->intc_irq_prios);
+ soc_info->intc_irq_prios, NULL);
}
static void __init da850_evm_map_io(void)
}
static void __init da850_evm_map_io(void)
};
void __init cp_intc_init(void __iomem *base, unsigned short num_irq,
};
void __init cp_intc_init(void __iomem *base, unsigned short num_irq,
+ u8 *irq_prio, u32 *host_map)
{
unsigned num_reg = BITS_TO_LONGS(num_irq);
int i;
{
unsigned num_reg = BITS_TO_LONGS(num_irq);
int i;
cp_intc_write(0x0f0f0f0f, CP_INTC_CHAN_MAP(i));
}
cp_intc_write(0x0f0f0f0f, CP_INTC_CHAN_MAP(i));
}
+ if (host_map)
+ for (i = 0; host_map[i] != -1; i++)
+ cp_intc_write(host_map[i], CP_INTC_HOST_MAP(i));
+
/* Set up genirq dispatching for cp_intc */
for (i = 0; i < num_irq; i++) {
set_irq_chip(i, &cp_intc_irq_chip);
/* Set up genirq dispatching for cp_intc */
for (i = 0; i < num_irq; i++) {
set_irq_chip(i, &cp_intc_irq_chip);
#define CP_INTC_VECTOR_ADDR(n) (0x2000 + (n << 2))
void __init cp_intc_init(void __iomem *base, unsigned short num_irq,
#define CP_INTC_VECTOR_ADDR(n) (0x2000 + (n << 2))
void __init cp_intc_init(void __iomem *base, unsigned short num_irq,
+ u8 *irq_prio, u32 *host_map);
#endif /* __ASM_HARDWARE_CP_INTC_H */
#endif /* __ASM_HARDWARE_CP_INTC_H */