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irqchip/ocelot: Add support for Jaguar2 platforms

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This patch extends irqchip driver for ocelot to be used with an other
vcoreiii base platform: Jaguar2.

Based on a larger patch from Lars Povlsen <lars.povlsen@microchip.com>

Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20201125103206.136498-7-gregory.clement@bootlin.com
This commit is contained in:
Gregory CLEMENT 2020-11-25 11:32:06 +01:00 committed by Marc Zyngier
parent 7efdfbd15a
commit 550c1424ac
1 changed files with 19 additions and 0 deletions
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19
drivers/irqchip/irq-mscc-ocelot.c
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@ -63,6 +63,17 @@ static struct chip_props luton_props = {
.n_irq = 28,
};
static struct chip_props jaguar2_props = {
.flags = FLAGS_HAS_TRIGGER,
.reg_off_sticky = 0x10,
.reg_off_ena = 0x18,
.reg_off_ena_clr = 0x1c,
.reg_off_ena_set = 0x20,
.reg_off_ident = 0x38,
.reg_off_trigger = 0x5c,
.n_irq = 29,
};
static void ocelot_irq_unmask(struct irq_data *data)
{
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(data);
@ -197,3 +208,11 @@ static int __init luton_irq_init(struct device_node *node,
}
IRQCHIP_DECLARE(luton_icpu, "mscc,luton-icpu-intr", luton_irq_init);
static int __init jaguar2_irq_init(struct device_node *node,
struct device_node *parent)
{
return vcoreiii_irq_init(node, parent, &jaguar2_props);
}
IRQCHIP_DECLARE(jaguar2_icpu, "mscc,jaguar2-icpu-intr", jaguar2_irq_init);