arm/mach-sunxi/mc_smp.c

689  * This holds any device nodes that we requested resources for,
702 	int (*get_smp_nodes)(struct sunxi_mc_smp_nodes *nodes);
706 static void __init sunxi_mc_smp_put_nodes(struct sunxi_mc_smp_nodes *nodes)
708 	of_node_put(nodes->prcm_node);
709 	of_node_put(nodes->cpucfg_node);
710 	of_node_put(nodes->sram_node);
711 	of_node_put(nodes->r_cpucfg_node);
712 	memset(nodes, 0, sizeof(*nodes));
715 static int __init sun9i_a80_get_smp_nodes(struct sunxi_mc_smp_nodes *nodes)
717 	nodes->prcm_node = of_find_compatible_node(NULL, NULL,
719 	if (!nodes->prcm_node) {
724 	nodes->cpucfg_node = of_find_compatible_node(NULL, NULL,
726 	if (!nodes->cpucfg_node) {
731 	nodes->sram_node = of_find_compatible_node(NULL, NULL,
733 	if (!nodes->sram_node) {
741 static int __init sun8i_a83t_get_smp_nodes(struct sunxi_mc_smp_nodes *nodes)
743 	nodes->prcm_node = of_find_compatible_node(NULL, NULL,
745 	if (!nodes->prcm_node) {
750 	nodes->cpucfg_node = of_find_compatible_node(NULL, NULL,
752 	if (!nodes->cpucfg_node) {
757 	nodes->r_cpucfg_node = of_find_compatible_node(NULL, NULL,
759 	if (!nodes->r_cpucfg_node) {
781 	struct sunxi_mc_smp_nodes nodes = { 0 };
824 	/* Get needed device tree nodes */
825 	ret = sunxi_mc_smp_data[i].get_smp_nodes(&nodes);
833 	prcm_base = of_iomap(nodes.prcm_node, 0);
840 	cpucfg_base = of_io_request_and_map(nodes.cpucfg_node, 0,
850 		r_cpucfg_base = of_io_request_and_map(nodes.r_cpucfg_node,
859 		sram_b_smp_base = of_io_request_and_map(nodes.sram_node, 0,
876 	/* We don't need the device nodes anymore */
877 	sunxi_mc_smp_put_nodes(&nodes);
896 		of_address_to_resource(nodes.r_cpucfg_node, 0, &res);
899 		of_address_to_resource(nodes.sram_node, 0, &res);
904 	of_address_to_resource(nodes.cpucfg_node, 0, &res);
909 	sunxi_mc_smp_put_nodes(&nodes);