diff options
Diffstat (limited to 'drivers/ddr/marvell/a38x/xor_regs.h')
| -rw-r--r-- | drivers/ddr/marvell/a38x/xor_regs.h | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/drivers/ddr/marvell/a38x/xor_regs.h b/drivers/ddr/marvell/a38x/xor_regs.h new file mode 100644 index 0000000000..cc1546ea54 --- /dev/null +++ b/drivers/ddr/marvell/a38x/xor_regs.h @@ -0,0 +1,236 @@ +/* + * Copyright (C) Marvell International Ltd. and its affiliates + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef _XOR_REGS_h +#define _XOR_REGS_h + +/* + * For controllers that have two XOR units, then chans 2 & 3 will be + * mapped to channels 0 & 1 of unit 1 + */ +#define XOR_UNIT(chan) ((chan) >> 1) +#define XOR_CHAN(chan) ((chan) & 1) + +#define MV_XOR_REGS_OFFSET(unit) (0x60900) +#define MV_XOR_REGS_BASE(unit) (MV_XOR_REGS_OFFSET(unit)) + +/* XOR Engine Control Register Map */ +#define XOR_CHANNEL_ARBITER_REG(unit) (MV_XOR_REGS_BASE(unit)) +#define XOR_CONFIG_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + \ + (0x10 + ((chan) * 4))) +#define XOR_ACTIVATION_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + \ + (0x20 + ((chan) * 4))) + +/* XOR Engine Interrupt Register Map */ +#define XOR_CAUSE_REG(unit) (MV_XOR_REGS_BASE(unit)+(0x30)) +#define XOR_MASK_REG(unit) (MV_XOR_REGS_BASE(unit)+(0x40)) +#define XOR_ERROR_CAUSE_REG(unit) (MV_XOR_REGS_BASE(unit)+(0x50)) +#define XOR_ERROR_ADDR_REG(unit) (MV_XOR_REGS_BASE(unit)+(0x60)) + +/* XOR Engine Descriptor Register Map */ +#define XOR_NEXT_DESC_PTR_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + \ + (0x200 + ((chan) * 4))) +#define XOR_CURR_DESC_PTR_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + \ + (0x210 + ((chan) * 4))) +#define XOR_BYTE_COUNT_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + \ + (0x220 + ((chan) * 4))) + +/* XOR Engine ECC/Mem_init Register Map */ +#define XOR_DST_PTR_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + \ + (0x2b0 + ((chan) * 4))) +#define XOR_BLOCK_SIZE_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + \ + (0x2c0 + ((chan) * 4))) +#define XOR_TIMER_MODE_CTRL_REG(unit) (MV_XOR_REGS_BASE(unit) + (0x2d0)) +#define XOR_TIMER_MODE_INIT_VAL_REG(unit) (MV_XOR_REGS_BASE(unit) + (0x2d4)) +#define XOR_TIMER_MODE_CURR_VAL_REG(unit) (MV_XOR_REGS_BASE(unit) + (0x2d8)) +#define XOR_INIT_VAL_LOW_REG(unit) (MV_XOR_REGS_BASE(unit) + (0x2e0)) +#define XOR_INIT_VAL_HIGH_REG(unit) (MV_XOR_REGS_BASE(unit) + (0x2e4)) + +/* XOR Engine Debug Register Map */ +#define XOR_DEBUG_REG(unit) (MV_XOR_REGS_BASE(unit) + (0x70)) + +/* XOR register fileds */ + +/* XOR Engine Channel Arbiter Register */ +#define XECAR_SLICE_OFFS(slice_num) (slice_num) +#define XECAR_SLICE_MASK(slice_num) (1 << (XECAR_SLICE_OFFS(slice_num))) + +/* XOR Engine [0..1] Configuration Registers */ +#define XEXCR_OPERATION_MODE_OFFS (0) +#define XEXCR_OPERATION_MODE_MASK (7 << XEXCR_OPERATION_MODE_OFFS) +#define XEXCR_OPERATION_MODE_XOR (0 << XEXCR_OPERATION_MODE_OFFS) +#define XEXCR_OPERATION_MODE_CRC (1 << XEXCR_OPERATION_MODE_OFFS) +#define XEXCR_OPERATION_MODE_DMA (2 << XEXCR_OPERATION_MODE_OFFS) +#define XEXCR_OPERATION_MODE_ECC (3 << XEXCR_OPERATION_MODE_OFFS) +#define XEXCR_OPERATION_MODE_MEM_INIT (4 << XEXCR_OPERATION_MODE_OFFS) + +#define XEXCR_SRC_BURST_LIMIT_OFFS (4) +#define XEXCR_SRC_BURST_LIMIT_MASK (7 << XEXCR_SRC_BURST_LIMIT_OFFS) +#define XEXCR_DST_BURST_LIMIT_OFFS (8) +#define XEXCR_DST_BURST_LIMIT_MASK (7 << XEXCR_DST_BURST_LIMIT_OFFS) +#define XEXCR_DRD_RES_SWP_OFFS (12) +#define XEXCR_DRD_RES_SWP_MASK (1 << XEXCR_DRD_RES_SWP_OFFS) +#define XEXCR_DWR_REQ_SWP_OFFS (13) +#define XEXCR_DWR_REQ_SWP_MASK (1 << XEXCR_DWR_REQ_SWP_OFFS) +#define XEXCR_DES_SWP_OFFS (14) +#define XEXCR_DES_SWP_MASK (1 << XEXCR_DES_SWP_OFFS) +#define XEXCR_REG_ACC_PROTECT_OFFS (15) +#define XEXCR_REG_ACC_PROTECT_MASK (1 << XEXCR_REG_ACC_PROTECT_OFFS) + +/* XOR Engine [0..1] Activation Registers */ +#define XEXACTR_XESTART_OFFS (0) +#define XEXACTR_XESTART_MASK (1 << XEXACTR_XESTART_OFFS) +#define XEXACTR_XESTOP_OFFS (1) +#define XEXACTR_XESTOP_MASK (1 << XEXACTR_XESTOP_OFFS) +#define XEXACTR_XEPAUSE_OFFS (2) +#define XEXACTR_XEPAUSE_MASK (1 << XEXACTR_XEPAUSE_OFFS) +#define XEXACTR_XERESTART_OFFS (3) +#define XEXACTR_XERESTART_MASK (1 << XEXACTR_XERESTART_OFFS) +#define XEXACTR_XESTATUS_OFFS (4) +#define XEXACTR_XESTATUS_MASK (3 << XEXACTR_XESTATUS_OFFS) +#define XEXACTR_XESTATUS_IDLE (0 << XEXACTR_XESTATUS_OFFS) +#define XEXACTR_XESTATUS_ACTIVE (1 << XEXACTR_XESTATUS_OFFS) +#define XEXACTR_XESTATUS_PAUSED (2 << XEXACTR_XESTATUS_OFFS) + +/* XOR Engine Interrupt Cause Register (XEICR) */ +#define XEICR_CHAN_OFFS 16 +#define XEICR_CAUSE_OFFS(chan) (chan * XEICR_CHAN_OFFS) +#define XEICR_CAUSE_MASK(chan, cause) (1 << (cause + XEICR_CAUSE_OFFS(chan))) +#define XEICR_COMP_MASK_ALL 0x000f000f +#define XEICR_COMP_MASK(chan) (0x000f << XEICR_CAUSE_OFFS(chan)) +#define XEICR_ERR_MASK 0x03800380 + +/* XOR Engine Error Cause Register (XEECR) */ +#define XEECR_ERR_TYPE_OFFS 0 +#define XEECR_ERR_TYPE_MASK (0x1f << XEECR_ERR_TYPE_OFFS) + +/* XOR Engine Error Address Register (XEEAR) */ +#define XEEAR_ERR_ADDR_OFFS (0) +#define XEEAR_ERR_ADDR_MASK (0xffffffff << XEEAR_ERR_ADDR_OFFS) + +/* XOR Engine [0..1] Next Descriptor Pointer Register */ +#define XEXNDPR_NEXT_DESC_PTR_OFFS (0) +#define XEXNDPR_NEXT_DESC_PTR_MASK (0xffffffff << \ + XEXNDPR_NEXT_DESC_PTR_OFFS) + +/* XOR Engine [0..1] Current Descriptor Pointer Register */ +#define XEXCDPR_CURRENT_DESC_PTR_OFFS (0) +#define XEXCDPR_CURRENT_DESC_PTR_MASK (0xffffffff << \ + XEXCDPR_CURRENT_DESC_PTR_OFFS) + +/* XOR Engine [0..1] Byte Count Register */ +#define XEXBCR_BYTE_CNT_OFFS (0) +#define XEXBCR_BYTE_CNT_MASK (0xffffffff << XEXBCR_BYTE_CNT_OFFS) + +/* XOR Engine [0..1] Destination Pointer Register */ +#define XEXDPR_DST_PTR_OFFS (0) +#define XEXDPR_DST_PTR_MASK (0xffffffff << XEXDPR_DST_PTR_OFFS) +#define XEXDPR_DST_PTR_XOR_MASK (0x3f) +#define XEXDPR_DST_PTR_DMA_MASK (0x1f) +#define XEXDPR_DST_PTR_CRC_MASK (0x1f) + +/* XOR Engine[0..1] Block Size Registers */ +#define XEXBSR_BLOCK_SIZE_OFFS (0) +#define XEXBSR_BLOCK_SIZE_MASK (0xffffffff << XEXBSR_BLOCK_SIZE_OFFS) +#define XEXBSR_BLOCK_SIZE_MIN_VALUE (128) +#define XEXBSR_BLOCK_SIZE_MAX_VALUE (0xffffffff) + +/* XOR Engine Timer Mode Control Register (XETMCR) */ +#define XETMCR_TIMER_EN_OFFS (0) +#define XETMCR_TIMER_EN_MASK (1 << XETMCR_TIMER_EN_OFFS) +#define XETMCR_TIMER_EN_ENABLE (1 << XETMCR_TIMER_EN_OFFS) +#define XETMCR_TIMER_EN_DISABLE (0 << XETMCR_TIMER_EN_OFFS) +#define XETMCR_SECTION_SIZE_CTRL_OFFS (8) +#define XETMCR_SECTION_SIZE_CTRL_MASK (0x1f << XETMCR_SECTION_SIZE_CTRL_OFFS) +#define XETMCR_SECTION_SIZE_MIN_VALUE (7) +#define XETMCR_SECTION_SIZE_MAX_VALUE (31) + +/* XOR Engine Timer Mode Initial Value Register (XETMIVR) */ +#define XETMIVR_TIMER_INIT_VAL_OFFS (0) +#define XETMIVR_TIMER_INIT_VAL_MASK (0xffffffff << \ + XETMIVR_TIMER_INIT_VAL_OFFS) + +/* XOR Engine Timer Mode Current Value Register (XETMCVR) */ +#define XETMCVR_TIMER_CRNT_VAL_OFFS (0) +#define XETMCVR_TIMER_CRNT_VAL_MASK (0xffffffff << \ + XETMCVR_TIMER_CRNT_VAL_OFFS) + +/* XOR Engine Initial Value Register Low (XEIVRL) */ +#define XEIVRL_INIT_VAL_L_OFFS (0) +#define XEIVRL_INIT_VAL_L_MASK (0xffffffff << XEIVRL_INIT_VAL_L_OFFS) + +/* XOR Engine Initial Value Register High (XEIVRH) */ +#define XEIVRH_INIT_VAL_H_OFFS (0) +#define XEIVRH_INIT_VAL_H_MASK (0xffffffff << XEIVRH_INIT_VAL_H_OFFS) + +/* XOR Engine Debug Register (XEDBR) */ +#define XEDBR_PARITY_ERR_INSR_OFFS (0) +#define XEDBR_PARITY_ERR_INSR_MASK (1 << XEDBR_PARITY_ERR_INSR_OFFS) +#define XEDBR_XBAR_ERR_INSR_OFFS (1) +#define XEDBR_XBAR_ERR_INSR_MASK (1 << XEDBR_XBAR_ERR_INSR_OFFS) + +/* XOR Engine address decode registers. */ +/* Maximum address decode windows */ +#define XOR_MAX_ADDR_DEC_WIN 8 +/* Maximum address arbiter windows */ +#define XOR_MAX_REMAP_WIN 4 + +/* XOR Engine Address Decoding Register Map */ +#define XOR_WINDOW_CTRL_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + \ + (0x240 + ((chan) * 4))) +#define XOR_BASE_ADDR_REG(unit, win_num) (MV_XOR_REGS_BASE(unit) + \ + (0x250 + ((win_num) * 4))) +#define XOR_SIZE_MASK_REG(unit, win_num) (MV_XOR_REGS_BASE(unit) + \ + (0x270 + ((win_num) * 4))) +#define XOR_HIGH_ADDR_REMAP_REG(unit, win_num) (MV_XOR_REGS_BASE(unit) + \ + (0x290 + ((win_num) * 4))) +#define XOR_ADDR_OVRD_REG(unit, win_num) (MV_XOR_REGS_BASE(unit) + \ + (0x2a0 + ((win_num) * 4))) + +/* XOR Engine [0..1] Window Control Registers */ +#define XEXWCR_WIN_EN_OFFS(win_num) (win_num) +#define XEXWCR_WIN_EN_MASK(win_num) (1 << (XEXWCR_WIN_EN_OFFS(win_num))) +#define XEXWCR_WIN_EN_ENABLE(win_num) (1 << (XEXWCR_WIN_EN_OFFS(win_num))) +#define XEXWCR_WIN_EN_DISABLE(win_num) (0 << (XEXWCR_WIN_EN_OFFS(win_num))) + +#define XEXWCR_WIN_ACC_OFFS(win_num) ((2 * win_num) + 16) +#define XEXWCR_WIN_ACC_MASK(win_num) (3 << (XEXWCR_WIN_ACC_OFFS(win_num))) +#define XEXWCR_WIN_ACC_NO_ACC(win_num) (0 << (XEXWCR_WIN_ACC_OFFS(win_num))) +#define XEXWCR_WIN_ACC_RO(win_num) (1 << (XEXWCR_WIN_ACC_OFFS(win_num))) +#define XEXWCR_WIN_ACC_RW(win_num) (3 << (XEXWCR_WIN_ACC_OFFS(win_num))) + +/* XOR Engine Base Address Registers (XEBARx) */ +#define XEBARX_TARGET_OFFS (0) +#define XEBARX_TARGET_MASK (0xf << XEBARX_TARGET_OFFS) +#define XEBARX_ATTR_OFFS (8) +#define XEBARX_ATTR_MASK (0xff << XEBARX_ATTR_OFFS) +#define XEBARX_BASE_OFFS (16) +#define XEBARX_BASE_MASK (0xffff << XEBARX_BASE_OFFS) + +/* XOR Engine Size Mask Registers (XESMRx) */ +#define XESMRX_SIZE_MASK_OFFS (16) +#define XESMRX_SIZE_MASK_MASK (0xffff << XESMRX_SIZE_MASK_OFFS) +#define XOR_WIN_SIZE_ALIGN _64K + +/* XOR Engine High Address Remap Register (XEHARRx1) */ +#define XEHARRX_REMAP_OFFS (0) +#define XEHARRX_REMAP_MASK (0xffffffff << XEHARRX_REMAP_OFFS) + +#define XOR_OVERRIDE_CTRL_REG(chan) (MV_XOR_REGS_BASE(XOR_UNIT(chan)) + \ + (0x2a0 + ((XOR_CHAN(chan)) * 4))) + +/* XOR Engine [0..1] Address Override Control Register */ +#define XEXAOCR_OVR_EN_OFFS(target) (3 * target) +#define XEXAOCR_OVR_EN_MASK(target) (1 << (XEXAOCR_OVR_EN_OFFS(target))) +#define XEXAOCR_OVR_PTR_OFFS(target) ((3 * target) + 1) +#define XEXAOCR_OVR_PTR_MASK(target) (3 << (XEXAOCR_OVR_PTR_OFFS(target))) +#define XEXAOCR_OVR_BAR(win_num, target) (win_num << \ + (XEXAOCR_OVR_PTR_OFFS(target))) + +/* Maximum address override windows */ +#define XOR_MAX_OVERRIDE_WIN 4 + +#endif /* _XOR_REGS_h */ |