48 static u32 sram_suspend_address(struct ti_emif_data *emif_data,  in sram_suspend_address()  argument
51 	return (emif_data->ti_emif_sram_virt +  in sram_suspend_address()
55 static phys_addr_t sram_resume_address(struct ti_emif_data *emif_data,  in sram_resume_address()  argument
58 	return ((unsigned long)emif_data->ti_emif_sram_phys +  in sram_resume_address()
62 static void ti_emif_free_sram(struct ti_emif_data *emif_data)  in ti_emif_free_sram()  argument
64 	gen_pool_free(emif_data->sram_pool_code, emif_data->ti_emif_sram_virt,  in ti_emif_free_sram()
66 	gen_pool_free(emif_data->sram_pool_data,  in ti_emif_free_sram()
67 		      emif_data->ti_emif_sram_data_virt,  in ti_emif_free_sram()
72 			      struct ti_emif_data *emif_data)  in ti_emif_alloc_sram()  argument
77 	emif_data->sram_pool_code = of_gen_pool_get(np, "sram", 0);  in ti_emif_alloc_sram()
78 	if (!emif_data->sram_pool_code) {  in ti_emif_alloc_sram()
83 	emif_data->ti_emif_sram_virt =  in ti_emif_alloc_sram()
84 			gen_pool_alloc(emif_data->sram_pool_code,  in ti_emif_alloc_sram()
86 	if (!emif_data->ti_emif_sram_virt) {  in ti_emif_alloc_sram()
92 	emif_data->ti_emif_sram_phys =  in ti_emif_alloc_sram()
93 			gen_pool_virt_to_phys(emif_data->sram_pool_code,  in ti_emif_alloc_sram()
94 					      emif_data->ti_emif_sram_virt);  in ti_emif_alloc_sram()
97 	emif_data->sram_pool_data = of_gen_pool_get(np, "sram", 1);  in ti_emif_alloc_sram()
98 	if (!emif_data->sram_pool_data) {  in ti_emif_alloc_sram()
104 	emif_data->ti_emif_sram_data_virt =  in ti_emif_alloc_sram()
105 				gen_pool_alloc(emif_data->sram_pool_data,  in ti_emif_alloc_sram()
107 	if (!emif_data->ti_emif_sram_data_virt) {  in ti_emif_alloc_sram()
114 	emif_data->ti_emif_sram_data_phys =  in ti_emif_alloc_sram()
115 		gen_pool_virt_to_phys(emif_data->sram_pool_data,  in ti_emif_alloc_sram()
116 				      emif_data->ti_emif_sram_data_virt);  in ti_emif_alloc_sram()
121 	emif_data->pm_functions.save_context =  in ti_emif_alloc_sram()
122 		sram_suspend_address(emif_data,  in ti_emif_alloc_sram()
124 	emif_data->pm_functions.enter_sr =  in ti_emif_alloc_sram()
125 		sram_suspend_address(emif_data,  in ti_emif_alloc_sram()
127 	emif_data->pm_functions.abort_sr =  in ti_emif_alloc_sram()
128 		sram_suspend_address(emif_data,  in ti_emif_alloc_sram()
135 	emif_data->pm_functions.restore_context =  in ti_emif_alloc_sram()
136 		sram_resume_address(emif_data,  in ti_emif_alloc_sram()
138 	emif_data->pm_functions.exit_sr =  in ti_emif_alloc_sram()
139 		sram_resume_address(emif_data,  in ti_emif_alloc_sram()
142 	emif_data->pm_data.regs_virt =  in ti_emif_alloc_sram()
143 		(struct emif_regs_amx3 *)emif_data->ti_emif_sram_data_virt;  in ti_emif_alloc_sram()
144 	emif_data->pm_data.regs_phys = emif_data->ti_emif_sram_data_phys;  in ti_emif_alloc_sram()
149 	gen_pool_free(emif_data->sram_pool_code, emif_data->ti_emif_sram_virt,  in ti_emif_alloc_sram()
154 static int ti_emif_push_sram(struct device *dev, struct ti_emif_data *emif_data)  in ti_emif_push_sram()  argument
159 	copy_addr = sram_exec_copy(emif_data->sram_pool_code,  in ti_emif_push_sram()
160 				   (void *)emif_data->ti_emif_sram_virt,  in ti_emif_push_sram()
167 	data_addr = sram_suspend_address(emif_data,  in ti_emif_push_sram()
169 	copy_addr = sram_exec_copy(emif_data->sram_pool_code,  in ti_emif_push_sram()
171 				   &emif_data->pm_data,  in ti_emif_push_sram()
172 				   sizeof(emif_data->pm_data));  in ti_emif_push_sram()
188 static void ti_emif_configure_sr_delay(struct ti_emif_data *emif_data)  in ti_emif_configure_sr_delay()  argument
191 	       (emif_data->pm_data.ti_emif_base_addr_virt +  in ti_emif_configure_sr_delay()
195 	       (emif_data->pm_data.ti_emif_base_addr_virt +  in ti_emif_configure_sr_delay()
286 	struct ti_emif_data *emif_data;  in ti_emif_probe()  local
288 	emif_data = devm_kzalloc(dev, sizeof(*emif_data), GFP_KERNEL);  in ti_emif_probe()
289 	if (!emif_data)  in ti_emif_probe()
296 	emif_data->pm_data.ti_emif_sram_config = (unsigned long)match->data;  in ti_emif_probe()
299 	emif_data->pm_data.ti_emif_base_addr_virt = devm_ioremap_resource(dev,  in ti_emif_probe()
301 	if (IS_ERR(emif_data->pm_data.ti_emif_base_addr_virt)) {  in ti_emif_probe()
302 		ret = PTR_ERR(emif_data->pm_data.ti_emif_base_addr_virt);  in ti_emif_probe()
306 	emif_data->pm_data.ti_emif_base_addr_phys = res->start;  in ti_emif_probe()
308 	ti_emif_configure_sr_delay(emif_data);  in ti_emif_probe()
310 	ret = ti_emif_alloc_sram(dev, emif_data);  in ti_emif_probe()
314 	ret = ti_emif_push_sram(dev, emif_data);  in ti_emif_probe()
318 	emif_instance = emif_data;  in ti_emif_probe()
323 	ti_emif_free_sram(emif_data);  in ti_emif_probe()
330 	struct ti_emif_data *emif_data = emif_instance;  in ti_emif_remove()  local
334 	ti_emif_free_sram(emif_data);  in ti_emif_remove()