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irqchip/gic: Add support to device tree based quirks

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This patch adds support to device tree based quirks based on
device tree compatible string.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Srinivas Kandagatla
2018-12-10 13:56:31 +00:00
committed by Marc Zyngier
parent 7c813152cf
commit f70fdb42a0
3 changed files with 22 additions and 0 deletions
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12
drivers/irqchip/irq-gic-common.c
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@@ -36,6 +36,18 @@ void gic_set_kvm_info(const struct gic_kvm_info *info)
gic_kvm_info = info;
}
void gic_enable_of_quirks(const struct device_node *np,
const struct gic_quirk *quirks, void *data)
{
for (; quirks->desc; quirks++) {
if (!of_device_is_compatible(np, quirks->compatible))
continue;
if (quirks->init(data))
pr_info("GIC: enabling workaround for %s\n",
quirks->desc);
}
}
void gic_enable_quirks(u32 iidr, const struct gic_quirk *quirks,
void *data)
{