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/linux/drivers/irqchip/
H A Dirq-aspeed-i2c-ic.c34 struct aspeed_i2c_ic *i2c_ic = irq_desc_get_handler_data(desc); in aspeed_i2c_ic_irq_handler() local
39 status = readl(i2c_ic->base); in aspeed_i2c_ic_irq_handler()
41 generic_handle_domain_irq(i2c_ic->irq_domain, bit); in aspeed_i2c_ic_irq_handler()
66 struct aspeed_i2c_ic *i2c_ic; in aspeed_i2c_ic_of_init() local
69 i2c_ic = kzalloc(sizeof(*i2c_ic), GFP_KERNEL); in aspeed_i2c_ic_of_init()
70 if (!i2c_ic) in aspeed_i2c_ic_of_init()
73 i2c_ic->base = of_iomap(node, 0); in aspeed_i2c_ic_of_init()
74 if (!i2c_ic->base) { in aspeed_i2c_ic_of_init()
79 i2c_ic->parent_irq = irq_of_parse_and_map(node, 0); in aspeed_i2c_ic_of_init()
80 if (!i2c_ic->parent_irq) { in aspeed_i2c_ic_of_init()
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/linux/Documentation/devicetree/bindings/i2c/
H A Daspeed,i2c.yaml67 interrupt-parent = <&i2c_ic>;