From: Gregory CLEMENT Date: Wed, 25 Nov 2020 10:32:06 +0000 (+0100) Subject: irqchip/ocelot: Add support for Jaguar2 platforms X-Git-Tag: v5.15~1925^2~1^2~23 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=550c1424acf0123ba0c17e22dfcac92d152b2f0e;p=platform%2Fkernel%2Flinux-starfive.git 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 Signed-off-by: Gregory CLEMENT Signed-off-by: Marc Zyngier Acked-by: Alexandre Belloni Link: https://lore.kernel.org/r/20201125103206.136498-7-gregory.clement@bootlin.com --- 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);