1 /* SPDX-License-Identifier: GPL-2.0-only */ 1
2 /*
3 * TI DaVinci platform support for power manag
4 *
5 * Copyright (C) 2009 Texas Instruments, Inc.
6 */
7 #ifndef _MACH_DAVINCI_PM_H
8 #define _MACH_DAVINCI_PM_H
9
10 /*
11 * Caution: Assembly code in sleep.S makes ass
12 * of the members of this structure.
13 */
14 struct davinci_pm_config {
15 void __iomem *ddr2_ctlr_base;
16 void __iomem *ddrpsc_reg_base;
17 int ddrpsc_num;
18 void __iomem *ddrpll_reg_base;
19 void __iomem *deepsleep_reg;
20 void __iomem *cpupll_reg_base;
21 /*
22 * Note on SLEEPCOUNT:
23 * The SLEEPCOUNT feature is mainly in
24 * the internal oscillator is used. Th
25 * fully disabled in deep sleep mode.
26 * mode, the oscillator will be turned
27 * small oscillations which will not b
28 * counter. Eventually those oscillat
29 * large enough to start incrementing
30 * In this case recommendation from ha
31 * SLEEPCOUNT be set to 4096. This me
32 * must be detected before the clock i
33 * system.
34 * In the case that the internal oscil
35 * clock is generated externally, the
36 * small since the clock input is assu
37 * is taken out of deepsleep mode. A
38 * adequate.
39 */
40 int sleepcount;
41 };
42
43 extern unsigned int davinci_cpu_suspend_sz;
44 extern void davinci_cpu_suspend(struct davinci
45
46 #endif
47
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