1 // SPDX-License-Identifier: GPL-2.0-only
24 #include <asm/mach-types.h>
34 static int __init set_smp_ops_by_method(struct device_node *node)  in set_smp_ops_by_method()  argument
39 	if (of_property_read_string(node, "enable-method", &method))  in set_smp_ops_by_method()
42 	for (; m->method; m++)  in set_smp_ops_by_method()
43 		if (!strcmp(m->method, method)) {  in set_smp_ops_by_method()
44 			smp_set_ops(m->ops);  in set_smp_ops_by_method()
51 static inline int set_smp_ops_by_method(struct device_node *node)  in set_smp_ops_by_method()  argument
59  * arm_dt_init_cpu_maps - Function retrieves cpu nodes from the device tree
78 	u32 tmp_map[NR_CPUS] = { [0 ... NR_CPUS-1] = MPIDR_INVALID };  in arm_dt_init_cpu_maps()
91 		 * Bits n:24 must be set to 0 in the DT since the reg property  in arm_dt_init_cpu_maps()
108 				 "Duplicate /cpu reg properties in the DT\n")) {  in arm_dt_init_cpu_maps()
117 		 * from 1. If a CPU node with a reg property matching the  in arm_dt_init_cpu_maps()
119 		 * logical map built from DT is validated and can be used  in arm_dt_init_cpu_maps()
129 		if (WARN(cpuidx > nr_cpu_ids, "DT /cpu %u nodes greater than "  in arm_dt_init_cpu_maps()
144 	 * Fallback to an enable-method in the cpus node if nothing found in  in arm_dt_init_cpu_maps()
145 	 * a cpu node.  in arm_dt_init_cpu_maps()
151 		pr_warn("DT missing boot CPU MPIDR[23:0], fall back to default cpu_logical_map\n");  in arm_dt_init_cpu_maps()
156 	 * Since the boot CPU node contains proper data, and all nodes have  in arm_dt_init_cpu_maps()
157 	 * a reg property, the DT CPU list can be considered valid and the  in arm_dt_init_cpu_maps()
181 	*match = m->dt_compat;  in arch_get_next_mach()
186  * setup_machine_fdt - Machine setup when an dtb was passed to the kernel
187  * @dt_virt: virtual address of dt blob
196 	DT_MACHINE_START(GENERIC_DT, "Generic DT based system")  in setup_machine_fdt()
220 			size -= strlen(prop) + 1;  in setup_machine_fdt()
229 	if (mdesc->dt_fixup)  in setup_machine_fdt()
230 		mdesc->dt_fixup();  in setup_machine_fdt()
235 	__machine_arch_type = mdesc->nr;  in setup_machine_fdt()