diff options
Diffstat (limited to 'drivers/ddr/marvell/a38x/ddr3_a38x.h')
| -rw-r--r-- | drivers/ddr/marvell/a38x/ddr3_a38x.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/drivers/ddr/marvell/a38x/ddr3_a38x.h b/drivers/ddr/marvell/a38x/ddr3_a38x.h new file mode 100644 index 0000000000..49621bc133 --- /dev/null +++ b/drivers/ddr/marvell/a38x/ddr3_a38x.h @@ -0,0 +1,98 @@ +/* + * Copyright (C) Marvell International Ltd. and its affiliates + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef _DDR3_A38X_H +#define _DDR3_A38X_H + +#define MAX_INTERFACE_NUM 1 +#define MAX_BUS_NUM 5 + +#include "ddr3_hws_hw_training_def.h" + +/* Allow topolgy update from board TWSI device*/ +#if !defined(CONFIG_CUSTOMER_BOARD_SUPPORT) +#define MV_DDR_TOPOLOGY_UPDATE_FROM_TWSI +#endif + +#define ECC_SUPPORT + +/* right now, we're not supporting this in mainline */ +#undef SUPPORT_STATIC_DUNIT_CONFIG + +/* Controler bus divider 1 for 32 bit, 2 for 64 bit */ +#define DDR_CONTROLLER_BUS_WIDTH_MULTIPLIER 1 + +/* Tune internal training params values */ +#define TUNE_TRAINING_PARAMS_CK_DELAY 160 +#define TUNE_TRAINING_PARAMS_CK_DELAY_16 160 +#define TUNE_TRAINING_PARAMS_PFINGER 41 +#define TUNE_TRAINING_PARAMS_NFINGER 43 +#define TUNE_TRAINING_PARAMS_PHYREG3VAL 0xa + +#define MARVELL_BOARD MARVELL_BOARD_ID_BASE + + +#define REG_DEVICE_SAR1_ADDR 0xe4204 +#define RST2_CPU_DDR_CLOCK_SELECT_IN_OFFSET 17 +#define RST2_CPU_DDR_CLOCK_SELECT_IN_MASK 0x1f + +/* DRAM Windows */ +#define REG_XBAR_WIN_5_CTRL_ADDR 0x20050 +#define REG_XBAR_WIN_5_BASE_ADDR 0x20054 + +/* DRAM Windows */ +#define REG_XBAR_WIN_4_CTRL_ADDR 0x20040 +#define REG_XBAR_WIN_4_BASE_ADDR 0x20044 +#define REG_XBAR_WIN_4_REMAP_ADDR 0x20048 +#define REG_XBAR_WIN_7_REMAP_ADDR 0x20078 +#define REG_XBAR_WIN_16_CTRL_ADDR 0x200d0 +#define REG_XBAR_WIN_16_BASE_ADDR 0x200d4 +#define REG_XBAR_WIN_16_REMAP_ADDR 0x200dc +#define REG_XBAR_WIN_19_CTRL_ADDR 0x200e8 + +#define REG_FASTPATH_WIN_BASE_ADDR(win) (0x20180 + (0x8 * win)) +#define REG_FASTPATH_WIN_CTRL_ADDR(win) (0x20184 + (0x8 * win)) + +/* SatR defined too change topology busWidth and ECC configuration */ +#define DDR_SATR_CONFIG_MASK_WIDTH 0x8 +#define DDR_SATR_CONFIG_MASK_ECC 0x10 +#define DDR_SATR_CONFIG_MASK_ECC_PUP 0x20 + +#define REG_SAMPLE_RESET_HIGH_ADDR 0x18600 + +#define MV_BOARD_REFCLK MV_BOARD_REFCLK_25MHZ + +/* Matrix enables DRAM modes (bus width/ECC) per boardId */ +#define TOPOLOGY_UPDATE_32BIT 0 +#define TOPOLOGY_UPDATE_32BIT_ECC 1 +#define TOPOLOGY_UPDATE_16BIT 2 +#define TOPOLOGY_UPDATE_16BIT_ECC 3 +#define TOPOLOGY_UPDATE_16BIT_ECC_PUP3 4 +#define TOPOLOGY_UPDATE { \ + /* 32Bit, 32bit ECC, 16bit, 16bit ECC PUP4, 16bit ECC PUP3 */ \ + {1, 1, 1, 1, 1}, /* RD_NAS_68XX_ID */ \ + {1, 1, 1, 1, 1}, /* DB_68XX_ID */ \ + {1, 0, 1, 0, 1}, /* RD_AP_68XX_ID */ \ + {1, 0, 1, 0, 1}, /* DB_AP_68XX_ID */ \ + {1, 0, 1, 0, 1}, /* DB_GP_68XX_ID */ \ + {0, 0, 1, 1, 0}, /* DB_BP_6821_ID */ \ + {1, 1, 1, 1, 1} /* DB_AMC_6820_ID */ \ + }; + +enum { + CPU_1066MHZ_DDR_400MHZ, + CPU_RESERVED_DDR_RESERVED0, + CPU_667MHZ_DDR_667MHZ, + CPU_800MHZ_DDR_800MHZ, + CPU_RESERVED_DDR_RESERVED1, + CPU_RESERVED_DDR_RESERVED2, + CPU_RESERVED_DDR_RESERVED3, + LAST_FREQ +}; + +#define ACTIVE_INTERFACE_MASK 0x1 + +#endif /* _DDR3_A38X_H */ |