diff options
Diffstat (limited to 'include/drivers/nxp/ddr/opts.h')
| -rw-r--r-- | include/drivers/nxp/ddr/opts.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/include/drivers/nxp/ddr/opts.h b/include/drivers/nxp/ddr/opts.h new file mode 100644 index 0000000..f32891b --- /dev/null +++ b/include/drivers/nxp/ddr/opts.h @@ -0,0 +1,119 @@ +/* + * Copyright 2021 NXP + * + * SPDX-License-Identifier: BSD-3-Clause + * + */ + +#ifndef DDR_OPTS_H +#define DDR_OPTS_H + +#define SDRAM_TYPE_DDR4 5 /* sdram_cfg register */ + +#define DDR_BC4 4 /* burst chop */ +#define DDR_OTF 6 /* on-the-fly BC4 and BL8 */ +#define DDR_BL8 8 /* burst length 8 */ + +#define DDR4_RTT_OFF 0 +#define DDR4_RTT_60_OHM 1 /* RZQ/4 */ +#define DDR4_RTT_120_OHM 2 /* RZQ/2 */ +#define DDR4_RTT_40_OHM 3 /* RZQ/6 */ +#define DDR4_RTT_240_OHM 4 /* RZQ/1 */ +#define DDR4_RTT_48_OHM 5 /* RZQ/5 */ +#define DDR4_RTT_80_OHM 6 /* RZQ/3 */ +#define DDR4_RTT_34_OHM 7 /* RZQ/7 */ +#define DDR4_RTT_WR_OFF 0 +#define DDR4_RTT_WR_120_OHM 1 +#define DDR4_RTT_WR_240_OHM 2 +#define DDR4_RTT_WR_HZ 3 +#define DDR4_RTT_WR_80_OHM 4 +#define DDR_ODT_NEVER 0x0 +#define DDR_ODT_CS 0x1 +#define DDR_ODT_ALL_OTHER_CS 0x2 +#define DDR_ODT_OTHER_DIMM 0x3 +#define DDR_ODT_ALL 0x4 +#define DDR_ODT_SAME_DIMM 0x5 +#define DDR_ODT_CS_AND_OTHER_DIMM 0x6 +#define DDR_ODT_OTHER_CS_ONSAMEDIMM 0x7 +#define DDR_BA_INTLV_CS01 0x40 +#define DDR_BA_INTLV_CS0123 0x64 +#define DDR_BA_NONE 0 +#define DDR_256B_INTLV 0x8 + +struct memctl_opt { + int rdimm; + unsigned int dbw_cap_shift; + struct local_opts_s { + unsigned int auto_precharge; + unsigned int odt_rd_cfg; + unsigned int odt_wr_cfg; + unsigned int odt_rtt_norm; + unsigned int odt_rtt_wr; + } cs_odt[DDRC_NUM_CS]; + int ctlr_intlv; + unsigned int ctlr_intlv_mode; + unsigned int ba_intlv; + int addr_hash; + int ecc_mode; + int ctlr_init_ecc; + int self_refresh_in_sleep; + int self_refresh_irq_en; + int dynamic_power; + /* memory data width 0 = 64-bit, 1 = 32-bit, 2 = 16-bit */ + unsigned int data_bus_dimm; + unsigned int data_bus_used; /* on individual board */ + unsigned int burst_length; /* BC4, OTF and BL8 */ + int otf_burst_chop_en; + int mirrored_dimm; + int quad_rank_present; + int output_driver_impedance; + int ap_en; + int x4_en; + + int caslat_override; + unsigned int caslat_override_value; + int addt_lat_override; + unsigned int addt_lat_override_value; + + unsigned int clk_adj; + unsigned int cpo_sample; + unsigned int wr_data_delay; + + unsigned int cswl_override; + unsigned int wrlvl_override; + unsigned int wrlvl_sample; + unsigned int wrlvl_start; + unsigned int wrlvl_ctl_2; + unsigned int wrlvl_ctl_3; + + int half_strength_drive_en; + int twot_en; + int threet_en; + unsigned int bstopre; + unsigned int tfaw_ps; + + int rtt_override; + unsigned int rtt_override_value; + unsigned int rtt_wr_override_value; + unsigned int rtt_park; + + int auto_self_refresh_en; + unsigned int sr_it; + unsigned int ddr_cdr1; + unsigned int ddr_cdr2; + + unsigned int trwt_override; + unsigned int trwt; + unsigned int twrt; + unsigned int trrt; + unsigned int twwt; + + unsigned int vref_phy; + unsigned int vref_dimm; + unsigned int odt; + unsigned int phy_tx_impedance; + unsigned int phy_atx_impedance; + unsigned int skip2d; +}; + +#endif /* DDR_OPTS_H */ |