[PATCH 2/4] irqchip: mediatek: Add support for mt8173
From: eddie.huang@mediatek.com (Eddie Huang)
Date: 2014-12-10 10:50:00
Also in:
linux-devicetree
Subsystem:
irqchip drivers, the rest · Maintainers:
Thomas Gleixner, Linus Torvalds
From: Yingjoe Chen <redacted> MT8173 intpol have 32 more irq pins, add support to it. Signed-off-by: Yingjoe Chen <redacted> Signed-off-by: Eddie Huang <eddie.huang@mediatek.com> --- drivers/irqchip/irq-mtk-sysirq.c | 22 ++++++++++++++++++---- 1 file changed, 18 insertions(+), 4 deletions(-)
diff --git a/drivers/irqchip/irq-mtk-sysirq.c b/drivers/irqchip/irq-mtk-sysirq.c
index 7e342df..c8c0cdb 100644
--- a/drivers/irqchip/irq-mtk-sysirq.c
+++ b/drivers/irqchip/irq-mtk-sysirq.c@@ -24,6 +24,7 @@ #include "irqchip.h" #define MT6577_SYS_INTPOL_NUM (224) +#define MT8173_SYS_INTPOL_NUM (256) struct mtk_sysirq_chip_data { spinlock_t lock;
@@ -120,7 +121,8 @@ static struct irq_domain_ops sysirq_domain_ops = { }; static int __init mtk_sysirq_of_init(struct device_node *node, - struct device_node *parent) + struct device_node *parent, + int intpol_num) { struct irq_domain *domain, *domain_parent; struct mtk_sysirq_chip_data *chip_data;
@@ -143,8 +145,7 @@ static int __init mtk_sysirq_of_init(struct device_node *node, goto out_free; } - domain = irq_domain_add_hierarchy(domain_parent, 0, - MT6577_SYS_INTPOL_NUM, node, + domain = irq_domain_add_hierarchy(domain_parent, 0, intpol_num, node, &sysirq_domain_ops, chip_data); if (!domain) { ret = -ENOMEM;
@@ -160,4 +161,17 @@ out_free: kfree(chip_data); return ret; } -IRQCHIP_DECLARE(mtk_sysirq, "mediatek,mt6577-sysirq", mtk_sysirq_of_init); + +static int __init mt6577_sysirq_of_init(struct device_node *node, + struct device_node *parent) +{ + return mtk_sysirq_of_init(node, parent, MT6577_SYS_INTPOL_NUM); +} + +static int __init mt8173_sysirq_of_init(struct device_node *node, + struct device_node *parent) +{ + return mtk_sysirq_of_init(node, parent, MT8173_SYS_INTPOL_NUM); +} +IRQCHIP_DECLARE(mt6577_sysirq, "mediatek,mt6577-sysirq", mt6577_sysirq_of_init); +IRQCHIP_DECLARE(mt8173_sysirq, "mediatek,mt8173-sysirq", mt8173_sysirq_of_init);
--
1.8.1.1.dirty