1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * DDR3 4 * 5 * (C) Copyright 2014 6 * Texas Instruments Incorporated, <www.ti.com> 7 */ 8 9 #ifndef _DDR3_H_ 10 #define _DDR3_H_ 11 12 #include <asm/arch/hardware.h> 13 14 struct ddr3_phy_config { 15 unsigned int pllcr; 16 unsigned int pgcr1_mask; 17 unsigned int pgcr1_val; 18 unsigned int ptr0; 19 unsigned int ptr1; 20 unsigned int ptr2; 21 unsigned int ptr3; 22 unsigned int ptr4; 23 unsigned int dcr_mask; 24 unsigned int dcr_val; 25 unsigned int dtpr0; 26 unsigned int dtpr1; 27 unsigned int dtpr2; 28 unsigned int mr0; 29 unsigned int mr1; 30 unsigned int mr2; 31 unsigned int dtcr; 32 unsigned int pgcr2; 33 unsigned int zq0cr1; 34 unsigned int zq1cr1; 35 unsigned int zq2cr1; 36 unsigned int pir_v1; 37 unsigned int datx8_2_mask; 38 unsigned int datx8_2_val; 39 unsigned int datx8_3_mask; 40 unsigned int datx8_3_val; 41 unsigned int datx8_4_mask; 42 unsigned int datx8_4_val; 43 unsigned int datx8_5_mask; 44 unsigned int datx8_5_val; 45 unsigned int datx8_6_mask; 46 unsigned int datx8_6_val; 47 unsigned int datx8_7_mask; 48 unsigned int datx8_7_val; 49 unsigned int datx8_8_mask; 50 unsigned int datx8_8_val; 51 unsigned int pir_v2; 52 }; 53 54 struct ddr3_emif_config { 55 unsigned int sdcfg; 56 unsigned int sdtim1; 57 unsigned int sdtim2; 58 unsigned int sdtim3; 59 unsigned int sdtim4; 60 unsigned int zqcfg; 61 unsigned int sdrfc; 62 }; 63 64 struct ddr3_spd_cb { 65 char dimm_name[32]; 66 struct ddr3_phy_config phy_cfg; 67 struct ddr3_emif_config emif_cfg; 68 unsigned int ddrspdclock; 69 int ddr_size_gbyte; 70 }; 71 72 u32 ddr3_init(void); 73 void ddr3_reset_ddrphy(void); 74 void ddr3_init_ecc(u32 base, u32 ddr3_size); 75 void ddr3_disable_ecc(u32 base); 76 void ddr3_check_ecc_int(u32 base); 77 int ddr3_ecc_support_rmw(u32 base); 78 void ddr3_err_reset_workaround(void); 79 void ddr3_enable_ecc(u32 base, int test); 80 void ddr3_init_ddrphy(u32 base, struct ddr3_phy_config *phy_cfg); 81 void ddr3_init_ddremif(u32 base, struct ddr3_emif_config *emif_cfg); 82 int ddr3_get_size(void); 83 84 #endif 85
