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 <[email protected]>
AuthorDate:    Wed, 25 Nov 2020 11:32:06 +01:00
Committer:     Marc Zyngier <[email protected]>
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 <[email protected]>

Signed-off-by: Gregory CLEMENT <[email protected]>
Signed-off-by: Marc Zyngier <[email protected]>
Acked-by: Alexandre Belloni <[email protected]>
Link: 
https://lore.kernel.org/r/[email protected]
---
 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);

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