xref: /openbmc/linux/arch/arm/mach-omap2/sram.h (revision 6c33a6f4)
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 #include <plat/sram.h>
8 
9 extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
10 				u32 base_cs, u32 force_unlock);
11 extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
12 				      u32 mem_type);
13 extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
14 
15 extern void omap3_sram_restore_context(void);
16 
17 /* Do not use these */
18 extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl);
19 extern unsigned long omap24xx_sram_reprogram_clock_sz;
20 
21 extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
22 						u32 base_cs, u32 force_unlock);
23 extern unsigned long omap242x_sram_ddr_init_sz;
24 
25 extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
26 						int bypass);
27 extern unsigned long omap242x_sram_set_prcm_sz;
28 
29 extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
30 						u32 mem_type);
31 extern unsigned long omap242x_sram_reprogram_sdrc_sz;
32 
33 
34 extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
35 						u32 base_cs, u32 force_unlock);
36 extern unsigned long omap243x_sram_ddr_init_sz;
37 
38 extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
39 						int bypass);
40 extern unsigned long omap243x_sram_set_prcm_sz;
41 
42 extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
43 						u32 mem_type);
44 extern unsigned long omap243x_sram_reprogram_sdrc_sz;
45 
46 #ifdef CONFIG_PM
47 extern void omap_push_sram_idle(void);
48 #else
49 static inline void omap_push_sram_idle(void) {}
50 #endif /* CONFIG_PM */
51 
52 #endif /* __ASSEMBLY__ */
53 
54 /*
55  * OMAP2+: define the SRAM PA addresses.
56  * Used by the SRAM management code and the idle sleep code.
57  */
58 #define OMAP2_SRAM_PA		0x40200000
59 #define OMAP3_SRAM_PA           0x40200000
60