platforms/powermac/udbg_scc.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
5  * Copyright (C) 2001-2005 PPC 64 Team, IBM Corp
40 			return -1;  in udbg_scc_getc_poll()
42 	return -1;  in udbg_scc_getc_poll()
52 	return -1;  in udbg_scc_getc()
69 	struct device_node *stdout = NULL, *escc = NULL, *macio = NULL;  in udbg_scc_init()  local
71 	const char *path;  in udbg_scc_init()  local
80 	path = of_get_property(of_chosen, "linux,stdout-path", NULL);  in udbg_scc_init()
81 	if (path != NULL)  in udbg_scc_init()
82 		stdout = of_find_node_by_path(path);  in udbg_scc_init()
84 		if (ch == stdout) {  in udbg_scc_init()
88 		if (of_node_name_eq(ch, "ch-a")) {  in udbg_scc_init()
98 	/* Get address within mac-io ASIC */  in udbg_scc_init()
104 	/* Get address of mac-io PCI itself */  in udbg_scc_init()
105 	reg = of_get_property(macio, "assigned-addresses", NULL);  in udbg_scc_init()
122 	for (i = 20000; i != 0; --i)  in udbg_scc_init()
160 	of_node_put(stdout);  in udbg_scc_init()