70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/*
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* TI AM33XX EMIF Routines
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*
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* Copyright (C) 2016-2017 Texas Instruments Inc.
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* Dave Gerlach
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __LINUX_TI_EMIF_H
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#define __LINUX_TI_EMIF_H
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#include <linux/kbuild.h>
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#include <linux/types.h>
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#ifndef __ASSEMBLY__
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struct emif_regs_amx3 {
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u32 emif_sdcfg_val;
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u32 emif_timing1_val;
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u32 emif_timing2_val;
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u32 emif_timing3_val;
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u32 emif_ref_ctrl_val;
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u32 emif_zqcfg_val;
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u32 emif_pmcr_val;
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u32 emif_pmcr_shdw_val;
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u32 emif_rd_wr_level_ramp_ctrl;
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u32 emif_rd_wr_exec_thresh;
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u32 emif_cos_config;
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u32 emif_priority_to_cos_mapping;
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u32 emif_connect_id_serv_1_map;
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u32 emif_connect_id_serv_2_map;
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u32 emif_ocp_config_val;
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u32 emif_lpddr2_nvm_tim;
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u32 emif_lpddr2_nvm_tim_shdw;
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u32 emif_dll_calib_ctrl_val;
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u32 emif_dll_calib_ctrl_val_shdw;
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u32 emif_ddr_phy_ctlr_1;
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u32 emif_ext_phy_ctrl_vals[120];
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};
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struct ti_emif_pm_data {
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void __iomem *ti_emif_base_addr_virt;
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phys_addr_t ti_emif_base_addr_phys;
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unsigned long ti_emif_sram_config;
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struct emif_regs_amx3 *regs_virt;
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phys_addr_t regs_phys;
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} __packed __aligned(8);
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struct ti_emif_pm_functions {
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u32 save_context;
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u32 restore_context;
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u32 enter_sr;
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u32 exit_sr;
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u32 abort_sr;
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} __packed __aligned(8);
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struct gen_pool;
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int ti_emif_copy_pm_function_table(struct gen_pool *sram_pool, void *dst);
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int ti_emif_get_mem_type(void);
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#endif
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#endif /* __LINUX_TI_EMIF_H */
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