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181 lines
4.5 KiB
181 lines
4.5 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* linux/drivers/mmc/host/wbsd.h - Winbond W83L51xD SD/MMC driver |
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* |
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* Copyright (C) 2004-2007 Pierre Ossman, All Rights Reserved. |
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*/ |
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#define LOCK_CODE 0xAA |
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#define WBSD_CONF_SWRST 0x02 |
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#define WBSD_CONF_DEVICE 0x07 |
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#define WBSD_CONF_ID_HI 0x20 |
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#define WBSD_CONF_ID_LO 0x21 |
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#define WBSD_CONF_POWER 0x22 |
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#define WBSD_CONF_PME 0x23 |
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#define WBSD_CONF_PMES 0x24 |
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#define WBSD_CONF_ENABLE 0x30 |
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#define WBSD_CONF_PORT_HI 0x60 |
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#define WBSD_CONF_PORT_LO 0x61 |
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#define WBSD_CONF_IRQ 0x70 |
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#define WBSD_CONF_DRQ 0x74 |
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#define WBSD_CONF_PINS 0xF0 |
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#define DEVICE_SD 0x03 |
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#define WBSD_PINS_DAT3_HI 0x20 |
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#define WBSD_PINS_DAT3_OUT 0x10 |
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#define WBSD_PINS_GP11_HI 0x04 |
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#define WBSD_PINS_DETECT_GP11 0x02 |
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#define WBSD_PINS_DETECT_DAT3 0x01 |
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#define WBSD_CMDR 0x00 |
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#define WBSD_DFR 0x01 |
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#define WBSD_EIR 0x02 |
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#define WBSD_ISR 0x03 |
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#define WBSD_FSR 0x04 |
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#define WBSD_IDXR 0x05 |
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#define WBSD_DATAR 0x06 |
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#define WBSD_CSR 0x07 |
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#define WBSD_EINT_CARD 0x40 |
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#define WBSD_EINT_FIFO_THRE 0x20 |
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#define WBSD_EINT_CRC 0x10 |
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#define WBSD_EINT_TIMEOUT 0x08 |
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#define WBSD_EINT_PROGEND 0x04 |
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#define WBSD_EINT_BUSYEND 0x02 |
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#define WBSD_EINT_TC 0x01 |
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#define WBSD_INT_PENDING 0x80 |
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#define WBSD_INT_CARD 0x40 |
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#define WBSD_INT_FIFO_THRE 0x20 |
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#define WBSD_INT_CRC 0x10 |
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#define WBSD_INT_TIMEOUT 0x08 |
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#define WBSD_INT_PROGEND 0x04 |
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#define WBSD_INT_BUSYEND 0x02 |
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#define WBSD_INT_TC 0x01 |
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#define WBSD_FIFO_EMPTY 0x80 |
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#define WBSD_FIFO_FULL 0x40 |
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#define WBSD_FIFO_EMTHRE 0x20 |
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#define WBSD_FIFO_FUTHRE 0x10 |
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#define WBSD_FIFO_SZMASK 0x0F |
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#define WBSD_MSLED 0x20 |
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#define WBSD_POWER_N 0x10 |
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#define WBSD_WRPT 0x04 |
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#define WBSD_CARDPRESENT 0x01 |
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#define WBSD_IDX_CLK 0x01 |
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#define WBSD_IDX_PBSMSB 0x02 |
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#define WBSD_IDX_TAAC 0x03 |
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#define WBSD_IDX_NSAC 0x04 |
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#define WBSD_IDX_PBSLSB 0x05 |
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#define WBSD_IDX_SETUP 0x06 |
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#define WBSD_IDX_DMA 0x07 |
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#define WBSD_IDX_FIFOEN 0x08 |
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#define WBSD_IDX_STATUS 0x10 |
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#define WBSD_IDX_RSPLEN 0x1E |
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#define WBSD_IDX_RESP0 0x1F |
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#define WBSD_IDX_RESP1 0x20 |
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#define WBSD_IDX_RESP2 0x21 |
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#define WBSD_IDX_RESP3 0x22 |
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#define WBSD_IDX_RESP4 0x23 |
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#define WBSD_IDX_RESP5 0x24 |
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#define WBSD_IDX_RESP6 0x25 |
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#define WBSD_IDX_RESP7 0x26 |
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#define WBSD_IDX_RESP8 0x27 |
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#define WBSD_IDX_RESP9 0x28 |
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#define WBSD_IDX_RESP10 0x29 |
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#define WBSD_IDX_RESP11 0x2A |
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#define WBSD_IDX_RESP12 0x2B |
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#define WBSD_IDX_RESP13 0x2C |
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#define WBSD_IDX_RESP14 0x2D |
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#define WBSD_IDX_RESP15 0x2E |
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#define WBSD_IDX_RESP16 0x2F |
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#define WBSD_IDX_CRCSTATUS 0x30 |
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#define WBSD_IDX_ISR 0x3F |
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#define WBSD_CLK_375K 0x00 |
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#define WBSD_CLK_12M 0x01 |
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#define WBSD_CLK_16M 0x02 |
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#define WBSD_CLK_24M 0x03 |
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#define WBSD_DATA_WIDTH 0x01 |
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#define WBSD_DAT3_H 0x08 |
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#define WBSD_FIFO_RESET 0x04 |
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#define WBSD_SOFT_RESET 0x02 |
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#define WBSD_INC_INDEX 0x01 |
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#define WBSD_DMA_SINGLE 0x02 |
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#define WBSD_DMA_ENABLE 0x01 |
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#define WBSD_FIFOEN_EMPTY 0x20 |
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#define WBSD_FIFOEN_FULL 0x10 |
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#define WBSD_FIFO_THREMASK 0x0F |
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#define WBSD_BLOCK_READ 0x80 |
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#define WBSD_BLOCK_WRITE 0x40 |
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#define WBSD_BUSY 0x20 |
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#define WBSD_CARDTRAFFIC 0x04 |
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#define WBSD_SENDCMD 0x02 |
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#define WBSD_RECVRES 0x01 |
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#define WBSD_RSP_SHORT 0x00 |
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#define WBSD_RSP_LONG 0x01 |
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#define WBSD_CRC_MASK 0x1F |
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#define WBSD_CRC_OK 0x05 /* S010E (00101) */ |
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#define WBSD_CRC_FAIL 0x0B /* S101E (01011) */ |
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#define WBSD_DMA_SIZE 65536 |
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struct wbsd_host |
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{ |
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struct mmc_host* mmc; /* MMC structure */ |
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spinlock_t lock; /* Mutex */ |
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int flags; /* Driver states */ |
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#define WBSD_FCARD_PRESENT (1<<0) /* Card is present */ |
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#define WBSD_FIGNORE_DETECT (1<<1) /* Ignore card detection */ |
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struct mmc_request* mrq; /* Current request */ |
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u8 isr; /* Accumulated ISR */ |
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struct scatterlist* cur_sg; /* Current SG entry */ |
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unsigned int num_sg; /* Number of entries left */ |
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unsigned int offset; /* Offset into current entry */ |
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unsigned int remain; /* Data left in curren entry */ |
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char* dma_buffer; /* ISA DMA buffer */ |
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dma_addr_t dma_addr; /* Physical address for same */ |
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int firsterr; /* See fifo functions */ |
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u8 clk; /* Current clock speed */ |
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unsigned char bus_width; /* Current bus width */ |
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int config; /* Config port */ |
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u8 unlock_code; /* Code to unlock config */ |
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int chip_id; /* ID of controller */ |
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int base; /* I/O port base */ |
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int irq; /* Interrupt */ |
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int dma; /* DMA channel */ |
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struct tasklet_struct card_tasklet; /* Tasklet structures */ |
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struct tasklet_struct fifo_tasklet; |
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struct tasklet_struct crc_tasklet; |
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struct tasklet_struct timeout_tasklet; |
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struct tasklet_struct finish_tasklet; |
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struct timer_list ignore_timer; /* Ignore detection timer */ |
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};
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