irqchip [Doku Wiki]

This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong.

===== Overview =====

Structure of ''irqchip''.

===== IRQCHIP_DECLARE =====

Samples:

<code>
irq-bcm6345-l1.c:IRQCHIP_DECLARE(bcm6345_l1, "brcm,bcm6345-l1-intc", bcm6345_l1_of_init);
irq-bcm7038-l1.c:IRQCHIP_DECLARE(bcm7038_l1, "brcm,bcm7038-l1-intc", bcm7038_l1_of_init);
irq-bcm7120-l2.c:IRQCHIP_DECLARE(bcm7120_l2_intc, "brcm,bcm7120-l2-intc",
irq-bcm7120-l2.c:IRQCHIP_DECLARE(bcm3380_l2_intc, "brcm,bcm3380-l2-intc",
irq-brcmstb-l2.c:IRQCHIP_DECLARE(brcmstb_l2_intc, "brcm,l2-intc", brcmstb_l2_edge_intc_of_init);
</code>

where:

<code>
/*
 * This macro must be used by the different irqchip drivers to declare
 * the association between their DT compatible string and their
 * initialization function.
 *
 * @name: name that must be unique accross all IRQCHIP_DECLARE of the
 * same file.
 * @compstr: compatible string of the irqchip driver
 * @fn: initialization function
 */
#define IRQCHIP_DECLARE(name, compat, fn) OF_DECLARE_2(irqchip, name, compat, fn)
</code>