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irqchip/ocelot: Add support for Serval platforms

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

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/20201125103206.136498-6-gregory.clement@bootlin.com
This commit is contained in:
Gregory CLEMENT 2020-11-25 11:32:05 +01:00 committed by Marc Zyngier
parent ffce73d441
commit 7efdfbd15a
1 changed files with 19 additions and 0 deletions
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19
drivers/irqchip/irq-mscc-ocelot.c
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@ -41,6 +41,17 @@ static struct chip_props ocelot_props = {
.n_irq = 24,
};
static struct chip_props serval_props = {
.flags = FLAGS_HAS_TRIGGER,
.reg_off_sticky = 0xc,
.reg_off_ena = 0x14,
.reg_off_ena_clr = 0x18,
.reg_off_ena_set = 0x1c,
.reg_off_ident = 0x20,
.reg_off_trigger = 0x4,
.n_irq = 24,
};
static struct chip_props luton_props = {
.flags = FLAGS_NEED_INIT_ENABLE,
.reg_off_sticky = 0,
@ -171,6 +182,14 @@ static int __init ocelot_irq_init(struct device_node *node,
IRQCHIP_DECLARE(ocelot_icpu, "mscc,ocelot-icpu-intr", ocelot_irq_init);
static int __init serval_irq_init(struct device_node *node,
struct device_node *parent)
{
return vcoreiii_irq_init(node, parent, &serval_props);
}
IRQCHIP_DECLARE(serval_icpu, "mscc,serval-icpu-intr", serval_irq_init);
static int __init luton_irq_init(struct device_node *node,
struct device_node *parent)
{