1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Interface for functions that need to be run in internal SRAM
4 */
5
6#ifndef __ASSEMBLY__
7
8extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
9 u32 base_cs, u32 force_unlock);
10extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
11 u32 mem_type);
12extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
13
14extern void omap3_sram_restore_context(void);
15
16extern int __init omap_sram_init(void);
17
18extern void *omap_sram_push(void *funcp, unsigned long size);
19
20extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
21 u32 base_cs, u32 force_unlock);
22extern unsigned long omap242x_sram_ddr_init_sz;
23
24extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
25 int bypass);
26extern unsigned long omap242x_sram_set_prcm_sz;
27
28extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
29 u32 mem_type);
30extern unsigned long omap242x_sram_reprogram_sdrc_sz;
31
32
33extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
34 u32 base_cs, u32 force_unlock);
35extern unsigned long omap243x_sram_ddr_init_sz;
36
37extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
38 int bypass);
39extern unsigned long omap243x_sram_set_prcm_sz;
40
41extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
42 u32 mem_type);
43extern unsigned long omap243x_sram_reprogram_sdrc_sz;
44
45#ifdef CONFIG_PM
46extern void omap_push_sram_idle(void);
47#else
48static inline void omap_push_sram_idle(void) {}
49#endif /* CONFIG_PM */
50
51#endif /* __ASSEMBLY__ */
52
53/*
54 * OMAP2+: define the SRAM PA addresses.
55 * Used by the SRAM management code and the idle sleep code.
56 */
57#define OMAP2_SRAM_PA 0x40200000
58#define OMAP3_SRAM_PA 0x40200000
59

source code of linux/arch/arm/mach-omap2/sram.h