platforms/powermac/udbg_scc.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
5  * Copyright (C) 2001-2005 PPC 64 Team, IBM Corp
10 #include <asm/processor.h>
40 			return -1;  in udbg_scc_getc_poll()
42 	return -1;  in udbg_scc_getc_poll()
52 	return -1;  in udbg_scc_getc()
80 	path = of_get_property(of_chosen, "linux,stdout-path", NULL);  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()
124 	out_8(sccc, 0x09);		/* reset A or B side */  in udbg_scc_init()