linux-kernel - [irqchip: irq/irqchip-next] irqchip/ocelot: Add support for Jaguar2 platforms

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Message-ID: <160769872433.3364.16419123144254419421.tip-bot2@tip-bot2>
Date:   Fri, 11 Dec 2020 14:58:44 -0000
From:   "irqchip-bot for Gregory CLEMENT" <tip-bot2@...utronix.de>
To:     linux-kernel@...r.kernel.org
Cc:     Gregory CLEMENT <gregory.clement@...tlin.com>,
        Marc Zyngier <maz@...nel.org>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        tglx@...utronix.de
Subject: [irqchip: irq/irqchip-next] irqchip/ocelot: Add support for Jaguar2 platforms

The following commit has been merged into the irq/irqchip-next branch of irqchip:

Commit-ID:     550c1424acf0123ba0c17e22dfcac92d152b2f0e
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/550c1424acf0123ba0c17e22dfcac92d152b2f0e
Author:        Gregory CLEMENT <gregory.clement@...tlin.com>
AuthorDate:    Wed, 25 Nov 2020 11:32:06 +01:00
Committer:     Marc Zyngier <maz@...nel.org>
CommitterDate: Fri, 11 Dec 2020 14:47:49 

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>
Signed-off-by: Marc Zyngier <maz@...nel.org>
Acked-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
Link: https://lore.kernel.org/r/20201125103206.136498-7-gregory.clement@bootlin.com
---
 drivers/irqchip/irq-mscc-ocelot.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/drivers/irqchip/irq-mscc-ocelot.c b/drivers/irqchip/irq-mscc-ocelot.c
index da5a0ad..8235d98 100644
--- a/drivers/irqchip/irq-mscc-ocelot.c
+++ b/drivers/irqchip/irq-mscc-ocelot.c
@@ -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);