xref: /linux/arch/mips/txx9/generic/setup.c (revision 89d63fe179520b11f54de1f26755b7444c79e73a)
1*89d63fe1SAtsushi Nemoto /*
2*89d63fe1SAtsushi Nemoto  * linux/arch/mips/txx9/generic/setup.c
3*89d63fe1SAtsushi Nemoto  *
4*89d63fe1SAtsushi Nemoto  * Based on linux/arch/mips/txx9/rbtx4938/setup.c,
5*89d63fe1SAtsushi Nemoto  *	    and RBTX49xx patch from CELF patch archive.
6*89d63fe1SAtsushi Nemoto  *
7*89d63fe1SAtsushi Nemoto  * 2003-2005 (c) MontaVista Software, Inc.
8*89d63fe1SAtsushi Nemoto  * (C) Copyright TOSHIBA CORPORATION 2000-2001, 2004-2007
9*89d63fe1SAtsushi Nemoto  *
10*89d63fe1SAtsushi Nemoto  * This file is subject to the terms and conditions of the GNU General Public
11*89d63fe1SAtsushi Nemoto  * License.  See the file "COPYING" in the main directory of this archive
12*89d63fe1SAtsushi Nemoto  * for more details.
13*89d63fe1SAtsushi Nemoto  */
14*89d63fe1SAtsushi Nemoto #include <linux/init.h>
15*89d63fe1SAtsushi Nemoto #include <linux/kernel.h>
16*89d63fe1SAtsushi Nemoto #include <linux/types.h>
17*89d63fe1SAtsushi Nemoto #include <asm/txx9/generic.h>
18*89d63fe1SAtsushi Nemoto 
19*89d63fe1SAtsushi Nemoto /* EBUSC settings of TX4927, etc. */
20*89d63fe1SAtsushi Nemoto struct resource txx9_ce_res[8];
21*89d63fe1SAtsushi Nemoto static char txx9_ce_res_name[8][4];	/* "CEn" */
22*89d63fe1SAtsushi Nemoto 
23*89d63fe1SAtsushi Nemoto /* pcode, internal register */
24*89d63fe1SAtsushi Nemoto char txx9_pcode_str[8];
25*89d63fe1SAtsushi Nemoto static struct resource txx9_reg_res = {
26*89d63fe1SAtsushi Nemoto 	.name = txx9_pcode_str,
27*89d63fe1SAtsushi Nemoto 	.flags = IORESOURCE_MEM,
28*89d63fe1SAtsushi Nemoto };
29*89d63fe1SAtsushi Nemoto void __init
30*89d63fe1SAtsushi Nemoto txx9_reg_res_init(unsigned int pcode, unsigned long base, unsigned long size)
31*89d63fe1SAtsushi Nemoto {
32*89d63fe1SAtsushi Nemoto 	int i;
33*89d63fe1SAtsushi Nemoto 
34*89d63fe1SAtsushi Nemoto 	for (i = 0; i < ARRAY_SIZE(txx9_ce_res); i++) {
35*89d63fe1SAtsushi Nemoto 		sprintf(txx9_ce_res_name[i], "CE%d", i);
36*89d63fe1SAtsushi Nemoto 		txx9_ce_res[i].flags = IORESOURCE_MEM;
37*89d63fe1SAtsushi Nemoto 		txx9_ce_res[i].name = txx9_ce_res_name[i];
38*89d63fe1SAtsushi Nemoto 	}
39*89d63fe1SAtsushi Nemoto 
40*89d63fe1SAtsushi Nemoto 	sprintf(txx9_pcode_str, "TX%x", pcode);
41*89d63fe1SAtsushi Nemoto 	if (base) {
42*89d63fe1SAtsushi Nemoto 		txx9_reg_res.start = base & 0xfffffffffULL;
43*89d63fe1SAtsushi Nemoto 		txx9_reg_res.end = (base & 0xfffffffffULL) + (size - 1);
44*89d63fe1SAtsushi Nemoto 		request_resource(&iomem_resource, &txx9_reg_res);
45*89d63fe1SAtsushi Nemoto 	}
46*89d63fe1SAtsushi Nemoto }
47*89d63fe1SAtsushi Nemoto 
48*89d63fe1SAtsushi Nemoto /* clocks */
49*89d63fe1SAtsushi Nemoto unsigned int txx9_master_clock;
50*89d63fe1SAtsushi Nemoto unsigned int txx9_cpu_clock;
51*89d63fe1SAtsushi Nemoto unsigned int txx9_gbus_clock;
52