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ARM: OMAP5: Add DDR changes required for OMAP543X ES2.0 SOCs
[people/ms/u-boot.git] / arch / arm / include / asm / arch-omap5 / clocks.h
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1/*
2 * (C) Copyright 2010
3 * Texas Instruments, <www.ti.com>
4 *
5 * Aneesh V <aneesh@ti.com>
6 * Sricharan R <r.sricharan@ti.com>
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26#ifndef _CLOCKS_OMAP5_H_
27#define _CLOCKS_OMAP5_H_
28#include <common.h>
01b753ff 29#include <asm/omap_common.h>
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30
31/*
32 * Assuming a maximum of 1.5 GHz ARM speed and a minimum of 2 cycles per
33 * loop, allow for a minimum of 2 ms wait (in reality the wait will be
34 * much more than that)
35 */
36#define LDELAY 1000000
37
38#define CM_CLKMODE_DPLL_CORE (OMAP54XX_L4_CORE_BASE + 0x4120)
39#define CM_CLKMODE_DPLL_PER (OMAP54XX_L4_CORE_BASE + 0x8140)
40#define CM_CLKMODE_DPLL_MPU (OMAP54XX_L4_CORE_BASE + 0x4160)
41#define CM_CLKSEL_CORE (OMAP54XX_L4_CORE_BASE + 0x4100)
42
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43/* DPLL register offsets */
44#define CM_CLKMODE_DPLL 0
45#define CM_IDLEST_DPLL 0x4
46#define CM_AUTOIDLE_DPLL 0x8
47#define CM_CLKSEL_DPLL 0xC
48
49#define DPLL_CLKOUT_DIV_MASK 0x1F /* post-divider mask */
50
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51/* CM_DLL_CTRL */
52#define CM_DLL_CTRL_OVERRIDE_SHIFT 0
53#define CM_DLL_CTRL_OVERRIDE_MASK (1 << 0)
54#define CM_DLL_CTRL_NO_OVERRIDE 0
55
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56/* CM_CLKMODE_DPLL */
57#define CM_CLKMODE_DPLL_REGM4XEN_SHIFT 11
58#define CM_CLKMODE_DPLL_REGM4XEN_MASK (1 << 11)
59#define CM_CLKMODE_DPLL_LPMODE_EN_SHIFT 10
60#define CM_CLKMODE_DPLL_LPMODE_EN_MASK (1 << 10)
61#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_SHIFT 9
62#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_MASK (1 << 9)
63#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_SHIFT 8
64#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_MASK (1 << 8)
65#define CM_CLKMODE_DPLL_RAMP_RATE_SHIFT 5
66#define CM_CLKMODE_DPLL_RAMP_RATE_MASK (0x7 << 5)
67#define CM_CLKMODE_DPLL_EN_SHIFT 0
68#define CM_CLKMODE_DPLL_EN_MASK (0x7 << 0)
69
70#define CM_CLKMODE_DPLL_DPLL_EN_SHIFT 0
71#define CM_CLKMODE_DPLL_DPLL_EN_MASK 7
72
73#define DPLL_EN_STOP 1
74#define DPLL_EN_MN_BYPASS 4
75#define DPLL_EN_LOW_POWER_BYPASS 5
76#define DPLL_EN_FAST_RELOCK_BYPASS 6
77#define DPLL_EN_LOCK 7
78
79/* CM_IDLEST_DPLL fields */
80#define ST_DPLL_CLK_MASK 1
81
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82/* SGX */
83#define CLKSEL_GPU_HYD_GCLK_MASK (1 << 25)
84#define CLKSEL_GPU_CORE_GCLK_MASK (1 << 24)
85
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86/* CM_CLKSEL_DPLL */
87#define CM_CLKSEL_DPLL_DPLL_SD_DIV_SHIFT 24
88#define CM_CLKSEL_DPLL_DPLL_SD_DIV_MASK (0xFF << 24)
89#define CM_CLKSEL_DPLL_M_SHIFT 8
90#define CM_CLKSEL_DPLL_M_MASK (0x7FF << 8)
91#define CM_CLKSEL_DPLL_N_SHIFT 0
92#define CM_CLKSEL_DPLL_N_MASK 0x7F
93#define CM_CLKSEL_DCC_EN_SHIFT 22
94#define CM_CLKSEL_DCC_EN_MASK (1 << 22)
95
96#define OMAP4_DPLL_MAX_N 127
97
98/* CM_SYS_CLKSEL */
99#define CM_SYS_CLKSEL_SYS_CLKSEL_MASK 7
100
101/* CM_CLKSEL_CORE */
102#define CLKSEL_CORE_SHIFT 0
103#define CLKSEL_L3_SHIFT 4
104#define CLKSEL_L4_SHIFT 8
105
106#define CLKSEL_CORE_X2_DIV_1 0
107#define CLKSEL_L3_CORE_DIV_2 1
108#define CLKSEL_L4_L3_DIV_2 1
109
110/* CM_ABE_PLL_REF_CLKSEL */
111#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_SHIFT 0
112#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_MASK 1
113#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_SYSCLK 0
114#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_32KCLK 1
115
116/* CM_BYPCLK_DPLL_IVA */
117#define CM_BYPCLK_DPLL_IVA_CLKSEL_SHIFT 0
118#define CM_BYPCLK_DPLL_IVA_CLKSEL_MASK 3
119
120#define DPLL_IVA_CLKSEL_CORE_X2_DIV_2 1
121
122/* CM_SHADOW_FREQ_CONFIG1 */
123#define SHADOW_FREQ_CONFIG1_FREQ_UPDATE_MASK 1
124#define SHADOW_FREQ_CONFIG1_DLL_OVERRIDE_MASK 4
125#define SHADOW_FREQ_CONFIG1_DLL_RESET_MASK 8
126
127#define SHADOW_FREQ_CONFIG1_DPLL_EN_SHIFT 8
128#define SHADOW_FREQ_CONFIG1_DPLL_EN_MASK (7 << 8)
129
130#define SHADOW_FREQ_CONFIG1_M2_DIV_SHIFT 11
131#define SHADOW_FREQ_CONFIG1_M2_DIV_MASK (0x1F << 11)
132
133/*CM_<clock_domain>__CLKCTRL */
134#define CD_CLKCTRL_CLKTRCTRL_SHIFT 0
135#define CD_CLKCTRL_CLKTRCTRL_MASK 3
136
137#define CD_CLKCTRL_CLKTRCTRL_NO_SLEEP 0
138#define CD_CLKCTRL_CLKTRCTRL_SW_SLEEP 1
139#define CD_CLKCTRL_CLKTRCTRL_SW_WKUP 2
140#define CD_CLKCTRL_CLKTRCTRL_HW_AUTO 3
141
142
143/* CM_<clock_domain>_<module>_CLKCTRL */
144#define MODULE_CLKCTRL_MODULEMODE_SHIFT 0
145#define MODULE_CLKCTRL_MODULEMODE_MASK 3
146#define MODULE_CLKCTRL_IDLEST_SHIFT 16
147#define MODULE_CLKCTRL_IDLEST_MASK (3 << 16)
148
149#define MODULE_CLKCTRL_MODULEMODE_SW_DISABLE 0
150#define MODULE_CLKCTRL_MODULEMODE_HW_AUTO 1
151#define MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN 2
152
153#define MODULE_CLKCTRL_IDLEST_FULLY_FUNCTIONAL 0
154#define MODULE_CLKCTRL_IDLEST_TRANSITIONING 1
155#define MODULE_CLKCTRL_IDLEST_IDLE 2
156#define MODULE_CLKCTRL_IDLEST_DISABLED 3
157
158/* CM_L4PER_GPIO4_CLKCTRL */
159#define GPIO4_CLKCTRL_OPTFCLKEN_MASK (1 << 8)
160
161/* CM_L3INIT_HSMMCn_CLKCTRL */
162#define HSMMC_CLKCTRL_CLKSEL_MASK (1 << 24)
5f14d919 163#define HSMMC_CLKCTRL_CLKSEL_DIV_MASK (1 << 25)
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164
165/* CM_WKUP_GPTIMER1_CLKCTRL */
166#define GPTIMER1_CLKCTRL_CLKSEL_MASK (1 << 24)
167
168/* CM_CAM_ISS_CLKCTRL */
169#define ISS_CLKCTRL_OPTFCLKEN_MASK (1 << 8)
170
171/* CM_DSS_DSS_CLKCTRL */
172#define DSS_CLKCTRL_OPTFCLKEN_MASK 0xF00
173
174/* CM_L3INIT_USBPHY_CLKCTRL */
175#define USBPHY_CLKCTRL_OPTFCLKEN_PHY_48M_MASK 8
176
177/* CM_MPU_MPU_CLKCTRL */
178#define MPU_CLKCTRL_CLKSEL_EMIF_DIV_MODE_SHIFT 24
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179#define MPU_CLKCTRL_CLKSEL_EMIF_DIV_MODE_MASK (3 << 24)
180#define MPU_CLKCTRL_CLKSEL_ABE_DIV_MODE_SHIFT 26
181#define MPU_CLKCTRL_CLKSEL_ABE_DIV_MODE_MASK (1 << 26)
2e5ba489 182
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183/* CM_WKUPAON_SCRM_CLKCTRL */
184#define OPTFCLKEN_SCRM_PER_SHIFT 9
185#define OPTFCLKEN_SCRM_PER_MASK (1 << 9)
186#define OPTFCLKEN_SCRM_CORE_SHIFT 8
187#define OPTFCLKEN_SCRM_CORE_MASK (1 << 8)
188
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189/* Clock frequencies */
190#define OMAP_SYS_CLK_FREQ_38_4_MHZ 38400000
191#define OMAP_SYS_CLK_IND_38_4_MHZ 6
192#define OMAP_32K_CLK_FREQ 32768
193
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194/* PRM_VC_VAL_BYPASS */
195#define PRM_VC_I2C_CHANNEL_FREQ_KHZ 400
196
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197/* SMPS */
198#define SMPS_I2C_SLAVE_ADDR 0x12
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199#define SMPS_REG_ADDR_12_MPU 0x23
200#define SMPS_REG_ADDR_45_IVA 0x2B
201#define SMPS_REG_ADDR_8_CORE 0x37
2e5ba489 202
8de17f46 203/* PALMAS VOLTAGE SETTINGS in mv for OPP_NOMINAL */
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204/* ES1.0 settings */
205#define VDD_MPU 1040
206#define VDD_MM 1040
8de17f46 207#define VDD_CORE 1040
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208
209#define VDD_MPU_LOW 890
210#define VDD_MM_LOW 890
211#define VDD_CORE_LOW 890
212
213/* ES2.0 settings */
214#define VDD_MPU_ES2 1060
215#define VDD_MM_ES2 1025
216#define VDD_CORE_ES2 1040
217
218#define VDD_MPU_ES2_HIGH 1250
219#define VDD_MM_ES2_OD 1120
220
221#define VDD_MPU_ES2_LOW 880
222#define VDD_MM_ES2_LOW 880
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223
224/* Standard offset is 0.5v expressed in uv */
225#define PALMAS_SMPS_BASE_VOLT_UV 500000
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226
227/* TPS */
228#define TPS62361_I2C_SLAVE_ADDR 0x60
229#define TPS62361_REG_ADDR_SET0 0x0
230#define TPS62361_REG_ADDR_SET1 0x1
231#define TPS62361_REG_ADDR_SET2 0x2
232#define TPS62361_REG_ADDR_SET3 0x3
233#define TPS62361_REG_ADDR_CTRL 0x4
234#define TPS62361_REG_ADDR_TEMP 0x5
235#define TPS62361_REG_ADDR_RMP_CTRL 0x6
236#define TPS62361_REG_ADDR_CHIP_ID 0x8
237#define TPS62361_REG_ADDR_CHIP_ID_2 0x9
238
239#define TPS62361_BASE_VOLT_MV 500
240#define TPS62361_VSEL0_GPIO 7
241
242/* Defines for DPLL setup */
243#define DPLL_LOCKED_FREQ_TOLERANCE_0 0
244#define DPLL_LOCKED_FREQ_TOLERANCE_500_KHZ 500
245#define DPLL_LOCKED_FREQ_TOLERANCE_1_MHZ 1000
246
247#define DPLL_NO_LOCK 0
248#define DPLL_LOCK 1
249
2e5ba489 250#endif /* _CLOCKS_OMAP5_H_ */