sram.h (1951B)
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 20/* Do not use these */ 21extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl); 22extern unsigned long omap24xx_sram_reprogram_clock_sz; 23 24extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, 25 u32 base_cs, u32 force_unlock); 26extern unsigned long omap242x_sram_ddr_init_sz; 27 28extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, 29 int bypass); 30extern unsigned long omap242x_sram_set_prcm_sz; 31 32extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, 33 u32 mem_type); 34extern unsigned long omap242x_sram_reprogram_sdrc_sz; 35 36 37extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl, 38 u32 base_cs, u32 force_unlock); 39extern unsigned long omap243x_sram_ddr_init_sz; 40 41extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, 42 int bypass); 43extern unsigned long omap243x_sram_set_prcm_sz; 44 45extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, 46 u32 mem_type); 47extern unsigned long omap243x_sram_reprogram_sdrc_sz; 48 49#ifdef CONFIG_PM 50extern void omap_push_sram_idle(void); 51#else 52static inline void omap_push_sram_idle(void) {} 53#endif /* CONFIG_PM */ 54 55#endif /* __ASSEMBLY__ */ 56 57/* 58 * OMAP2+: define the SRAM PA addresses. 59 * Used by the SRAM management code and the idle sleep code. 60 */ 61#define OMAP2_SRAM_PA 0x40200000 62#define OMAP3_SRAM_PA 0x40200000