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Message-Id: <20201116162427.1727851-6-gregory.clement@bootlin.com>
Date: Mon, 16 Nov 2020 17:24:27 +0100
From: Gregory CLEMENT <gregory.clement@...tlin.com>
To: Thomas Gleixner <tglx@...utronix.de>,
Jason Cooper <jason@...edaemon.net>,
Marc Zyngier <maz@...nel.org>, linux-kernel@...r.kernel.org,
Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org
Cc: Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Lars Povlsen <lars.povlsen@...rochip.com>,
<Steen.Hegelund@...rochip.com>,
Gregory CLEMENT <gregory.clement@...tlin.com>
Subject: [PATCH v3 5/5] irqchip: ocelot: Add support for Jaguar2 platforms
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@...rochip.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@...tlin.com>
---
drivers/irqchip/irq-mscc-ocelot.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/drivers/irqchip/irq-mscc-ocelot.c b/drivers/irqchip/irq-mscc-ocelot.c
index 584af3b0a9e2..0dfea8771172 100644
--- a/drivers/irqchip/irq-mscc-ocelot.c
+++ b/drivers/irqchip/irq-mscc-ocelot.c
@@ -70,6 +70,18 @@ static const struct chip_props luton_props = {
.n_irq = 28,
};
+static const 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,
+ .reg_off_force = 0xc,
+ .n_irq = 29,
+};
+
static void ocelot_irq_unmask(struct irq_data *data)
{
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(data);
@@ -237,3 +249,11 @@ 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);
--
2.29.2
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