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gerrit.cesnet.cz / github / trini / u-boot / 1f1d88dd40815332df32982e739f2ddd2da6fe1a / . / include / asm-arm / arch-arm1136 / clocks.h
blob: 2a95af1810b72a9c66de8c58d5e0192ccd505fba [file] [log] [blame]
wdenk8ed96042005-01-09 23:16:25 +0000[diff] [blame]1/*
2 * (C) Copyright 2004
3 * Texas Instruments, <www.ti.com>
4 * Richard Woodruff <r-woodruff2@ti.com>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 of
9 * the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
19 * MA 02111-1307 USA
20 */
21#ifndef _OMAP24XX_CLOCKS_H_
22#define _OMAP24XX_CLOCKS_H_
23
24#define COMMIT_DIVIDERS 0x1
25
26#define MODE_BYPASS_FAST 0x2
27#define APLL_LOCK 0xc
28#ifdef CONFIG_APTIX
29#define DPLL_LOCK 0x1 /* stay in bypass mode */
30#else
31#define DPLL_LOCK 0x3 /* DPLL lock */
32#endif
33
34/****************************************************************************;
35; PRCM Scheme II
36;
37; Enable clocks and DPLL for:
38; DPLL=300, DPLLout=600 M=1,N=50 CM_CLKSEL1_PLL[21:8] 12/2*50
39; Core=600 (core domain) DPLLx2 CM_CLKSEL2_PLL[1:0]
40; MPUF=300 (mpu domain) 2 CM_CLKSEL_MPU[4:0]
41; DSPF=200 (dsp domain) 3 CM_CLKSEL_DSP[4:0]
42; DSPI=100 6 CM_CLKSEL_DSP[6:5]
43; DSP_S bypass CM_CLKSEL_DSP[7]
44; IVAF=200 (dsp domain) 3 CM_CLKSEL_DSP[12:8]
45; IVAF=100 auto
46; IVAI auto
47; IVA_MPU auto
48; IVA_S bypass CM_CLKSEL_DSP[13]
49; GFXF=50 (gfx domain) 12 CM_CLKSEL_FGX[2:0]
50; SSI_SSRF=200 3 CM_CLKSEL1_CORE[24:20]
51; SSI_SSTF=100 auto
52; L3=100Mhz (sdram) 6 CM_CLKSEL1_CORE[4:0]
53; L4=100Mhz 6
54; C_L4_USB=50 12 CM_CLKSEL1_CORE[6:5]
55***************************************************************************/
56#define II_DPLL_OUT_X2 0x2 /* x2 core out */
57#define II_MPU_DIV 0x2 /* mpu = core/2 */
58#define II_DSP_DIV 0x343 /* dsp & iva divider */
59#define II_GFX_DIV 0x2
Wolfgang Denk49a75812005-09-25 18:41:04 +0200[diff] [blame]60#define II_BUS_DIV 0x04601026
wdenk8ed96042005-01-09 23:16:25 +0000[diff] [blame]61#define II_DPLL_300 0x01832100
62
wdenk289f9322005-01-12 00:15:14 +0000[diff] [blame]63/****************************************************************************;
64; PRCM Scheme III
65;
66; Enable clocks and DPLL for:
67; DPLL=266, DPLLout=532 M=5+1,N=133 CM_CLKSEL1_PLL[21:8] 12/6*133=266
68; Core=532 (core domain) DPLLx2 CM_CLKSEL2_PLL[1:0]
69; MPUF=266 (mpu domain) /2 CM_CLKSEL_MPU[4:0]
70; DSPF=177.3 (dsp domain) /3 CM_CLKSEL_DSP[4:0]
71; DSPI=88.67 /6 CM_CLKSEL_DSP[6:5]
72; DSP_S ACTIVATED CM_CLKSEL_DSP[7]
73; IVAF=88.67 (dsp domain) /3 CM_CLKSEL_DSP[12:8]
74; IVAF=88.67 auto
75; IVAI auto
76; IVA_MPU auto
77; IVA_S ACTIVATED CM_CLKSEL_DSP[13]
78; GFXF=66.5 (gfx domain) /8 CM_CLKSEL_FGX[2:0]:
79; SSI_SSRF=177.3 /3 CM_CLKSEL1_CORE[24:20]
80; SSI_SSTF=88.67 auto
81; L3=133Mhz (sdram) /4 CM_CLKSEL1_CORE[4:0]
82; L4=66.5Mhz /8
83; C_L4_USB=33.25 /16 CM_CLKSEL1_CORE[6:5]
84***************************************************************************/
85#define III_DPLL_OUT_X2 0x2 /* x2 core out */
86#define III_MPU_DIV 0x2 /* mpu = core/2 */
87#define III_DSP_DIV 0x23C3 /* dsp & iva divider sych enabled*/
88#define III_GFX_DIV 0x2
Wolfgang Denk49a75812005-09-25 18:41:04 +0200[diff] [blame]89#define III_BUS_DIV 0x08301044
wdenk289f9322005-01-12 00:15:14 +0000[diff] [blame]90#define III_DPLL_266 0x01885500
91
wdenk8ed96042005-01-09 23:16:25 +0000[diff] [blame]92/* set defaults for boot up */
93#ifdef PRCM_CONFIG_II
wdenk289f9322005-01-12 00:15:14 +0000[diff] [blame]94# define DPLL_OUT II_DPLL_OUT_X2
95# define MPU_DIV II_MPU_DIV
96# define DSP_DIV II_DSP_DIV
97# define GFX_DIV II_GFX_DIV
98# define BUS_DIV II_BUS_DIV
wdenk289f9322005-01-12 00:15:14 +0000[diff] [blame]99# define DPLL_VAL II_DPLL_300
100#elif PRCM_CONFIG_III
101# define DPLL_OUT III_DPLL_OUT_X2
102# define MPU_DIV III_MPU_DIV
103# define DSP_DIV III_DSP_DIV
104# define GFX_DIV III_GFX_DIV
105# define BUS_DIV III_BUS_DIV
wdenk289f9322005-01-12 00:15:14 +0000[diff] [blame]106# define DPLL_VAL III_DPLL_266
wdenk8ed96042005-01-09 23:16:25 +0000[diff] [blame]107#endif
108
109/* lock delay time out */
110#define LDELAY 12000000
111
112#endif