34 	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()
85 	i2c_ic->irq_domain = irq_domain_add_linear(node, ASPEED_I2C_IC_NUM_BUS,  in aspeed_i2c_ic_of_init()
88 	if (!i2c_ic->irq_domain) {  in aspeed_i2c_ic_of_init()
93 	i2c_ic->irq_domain->name = "aspeed-i2c-domain";  in aspeed_i2c_ic_of_init()
95 	irq_set_chained_handler_and_data(i2c_ic->parent_irq,  in aspeed_i2c_ic_of_init()
96 					 aspeed_i2c_ic_irq_handler, i2c_ic);  in aspeed_i2c_ic_of_init()
98 	pr_info("i2c controller registered, irq %d\n", i2c_ic->parent_irq);  in aspeed_i2c_ic_of_init()
103 	iounmap(i2c_ic->base);  in aspeed_i2c_ic_of_init()
105 	kfree(i2c_ic);  in aspeed_i2c_ic_of_init()