| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159 | /* * Analog Devices SPI3 controller driver * * Copyright (c) 2011 Analog Devices Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */#ifndef _SPI_CHANNEL_H_#define _SPI_CHANNEL_H_#include <linux/types.h>/* SPI_CONTROL */#define SPI_CTL_EN                  0x00000001    /* Enable */#define SPI_CTL_MSTR                0x00000002    /* Master/Slave */#define SPI_CTL_PSSE                0x00000004    /* controls modf error in master mode */#define SPI_CTL_ODM                 0x00000008    /* Open Drain Mode */#define SPI_CTL_CPHA                0x00000010    /* Clock Phase */#define SPI_CTL_CPOL                0x00000020    /* Clock Polarity */#define SPI_CTL_ASSEL               0x00000040    /* Slave Select Pin Control */#define SPI_CTL_SELST               0x00000080    /* Slave Select Polarity in-between transfers */#define SPI_CTL_EMISO               0x00000100    /* Enable MISO */#define SPI_CTL_SIZE                0x00000600    /* Word Transfer Size */#define SPI_CTL_SIZE08              0x00000000    /* SIZE: 8 bits */#define SPI_CTL_SIZE16              0x00000200    /* SIZE: 16 bits */#define SPI_CTL_SIZE32              0x00000400    /* SIZE: 32 bits */#define SPI_CTL_LSBF                0x00001000    /* LSB First */#define SPI_CTL_FCEN                0x00002000    /* Flow-Control Enable */#define SPI_CTL_FCCH                0x00004000    /* Flow-Control Channel Selection */#define SPI_CTL_FCPL                0x00008000    /* Flow-Control Polarity */#define SPI_CTL_FCWM                0x00030000    /* Flow-Control Water-Mark */#define SPI_CTL_FIFO0               0x00000000    /* FCWM: TFIFO empty or RFIFO Full */#define SPI_CTL_FIFO1               0x00010000    /* FCWM: TFIFO 75% or more empty or RFIFO 75% or more full */#define SPI_CTL_FIFO2               0x00020000    /* FCWM: TFIFO 50% or more empty or RFIFO 50% or more full */#define SPI_CTL_FMODE               0x00040000    /* Fast-mode Enable */#define SPI_CTL_MIOM                0x00300000    /* Multiple I/O Mode */#define SPI_CTL_MIO_DIS             0x00000000    /* MIOM: Disable */#define SPI_CTL_MIO_DUAL            0x00100000    /* MIOM: Enable DIOM (Dual I/O Mode) */#define SPI_CTL_MIO_QUAD            0x00200000    /* MIOM: Enable QUAD (Quad SPI Mode) */#define SPI_CTL_SOSI                0x00400000    /* Start on MOSI *//* SPI_RX_CONTROL */#define SPI_RXCTL_REN               0x00000001    /* Receive Channel Enable */#define SPI_RXCTL_RTI               0x00000004    /* Receive Transfer Initiate */#define SPI_RXCTL_RWCEN             0x00000008    /* Receive Word Counter Enable */#define SPI_RXCTL_RDR               0x00000070    /* Receive Data Request */#define SPI_RXCTL_RDR_DIS           0x00000000    /* RDR: Disabled */#define SPI_RXCTL_RDR_NE            0x00000010    /* RDR: RFIFO not empty */#define SPI_RXCTL_RDR_25            0x00000020    /* RDR: RFIFO 25% full */#define SPI_RXCTL_RDR_50            0x00000030    /* RDR: RFIFO 50% full */#define SPI_RXCTL_RDR_75            0x00000040    /* RDR: RFIFO 75% full */#define SPI_RXCTL_RDR_FULL          0x00000050    /* RDR: RFIFO full */#define SPI_RXCTL_RDO               0x00000100    /* Receive Data Over-Run */#define SPI_RXCTL_RRWM              0x00003000    /* FIFO Regular Water-Mark */#define SPI_RXCTL_RWM_0             0x00000000    /* RRWM: RFIFO Empty */#define SPI_RXCTL_RWM_25            0x00001000    /* RRWM: RFIFO 25% full */#define SPI_RXCTL_RWM_50            0x00002000    /* RRWM: RFIFO 50% full */#define SPI_RXCTL_RWM_75            0x00003000    /* RRWM: RFIFO 75% full */#define SPI_RXCTL_RUWM              0x00070000    /* FIFO Urgent Water-Mark */#define SPI_RXCTL_UWM_DIS           0x00000000    /* RUWM: Disabled */#define SPI_RXCTL_UWM_25            0x00010000    /* RUWM: RFIFO 25% full */#define SPI_RXCTL_UWM_50            0x00020000    /* RUWM: RFIFO 50% full */#define SPI_RXCTL_UWM_75            0x00030000    /* RUWM: RFIFO 75% full */#define SPI_RXCTL_UWM_FULL          0x00040000    /* RUWM: RFIFO full *//* SPI_TX_CONTROL */#define SPI_TXCTL_TEN               0x00000001    /* Transmit Channel Enable */#define SPI_TXCTL_TTI               0x00000004    /* Transmit Transfer Initiate */#define SPI_TXCTL_TWCEN             0x00000008    /* Transmit Word Counter Enable */#define SPI_TXCTL_TDR               0x00000070    /* Transmit Data Request */#define SPI_TXCTL_TDR_DIS           0x00000000    /* TDR: Disabled */#define SPI_TXCTL_TDR_NF            0x00000010    /* TDR: TFIFO not full */#define SPI_TXCTL_TDR_25            0x00000020    /* TDR: TFIFO 25% empty */#define SPI_TXCTL_TDR_50            0x00000030    /* TDR: TFIFO 50% empty */#define SPI_TXCTL_TDR_75            0x00000040    /* TDR: TFIFO 75% empty */#define SPI_TXCTL_TDR_EMPTY         0x00000050    /* TDR: TFIFO empty */#define SPI_TXCTL_TDU               0x00000100    /* Transmit Data Under-Run */#define SPI_TXCTL_TRWM              0x00003000    /* FIFO Regular Water-Mark */#define SPI_TXCTL_RWM_FULL          0x00000000    /* TRWM: TFIFO full */#define SPI_TXCTL_RWM_25            0x00001000    /* TRWM: TFIFO 25% empty */#define SPI_TXCTL_RWM_50            0x00002000    /* TRWM: TFIFO 50% empty */#define SPI_TXCTL_RWM_75            0x00003000    /* TRWM: TFIFO 75% empty */#define SPI_TXCTL_TUWM              0x00070000    /* FIFO Urgent Water-Mark */#define SPI_TXCTL_UWM_DIS           0x00000000    /* TUWM: Disabled */#define SPI_TXCTL_UWM_25            0x00010000    /* TUWM: TFIFO 25% empty */#define SPI_TXCTL_UWM_50            0x00020000    /* TUWM: TFIFO 50% empty */#define SPI_TXCTL_UWM_75            0x00030000    /* TUWM: TFIFO 75% empty */#define SPI_TXCTL_UWM_EMPTY         0x00040000    /* TUWM: TFIFO empty *//* SPI_CLOCK */#define SPI_CLK_BAUD                0x0000FFFF    /* Baud Rate *//* SPI_DELAY */#define SPI_DLY_STOP                0x000000FF    /* Transfer delay time in multiples of SCK period */#define SPI_DLY_LEADX               0x00000100    /* Extended (1 SCK) LEAD Control */#define SPI_DLY_LAGX                0x00000200    /* Extended (1 SCK) LAG control *//* SPI_SSEL */#define SPI_SLVSEL_SSE1             0x00000002    /* SPISSEL1 Enable */#define SPI_SLVSEL_SSE2             0x00000004    /* SPISSEL2 Enable */#define SPI_SLVSEL_SSE3             0x00000008    /* SPISSEL3 Enable */#define SPI_SLVSEL_SSE4             0x00000010    /* SPISSEL4 Enable */#define SPI_SLVSEL_SSE5             0x00000020    /* SPISSEL5 Enable */#define SPI_SLVSEL_SSE6             0x00000040    /* SPISSEL6 Enable */#define SPI_SLVSEL_SSE7             0x00000080    /* SPISSEL7 Enable */#define SPI_SLVSEL_SSEL1            0x00000200    /* SPISSEL1 Value */#define SPI_SLVSEL_SSEL2            0x00000400    /* SPISSEL2 Value */#define SPI_SLVSEL_SSEL3            0x00000800    /* SPISSEL3 Value */#define SPI_SLVSEL_SSEL4            0x00001000    /* SPISSEL4 Value */#define SPI_SLVSEL_SSEL5            0x00002000    /* SPISSEL5 Value */#define SPI_SLVSEL_SSEL6            0x00004000    /* SPISSEL6 Value */#define SPI_SLVSEL_SSEL7            0x00008000    /* SPISSEL7 Value *//* SPI_RWC */#define SPI_RWC_VALUE               0x0000FFFF    /* Received Word-Count *//* SPI_RWCR */#define SPI_RWCR_VALUE              0x0000FFFF    /* Received Word-Count Reload *//* SPI_TWC */#define SPI_TWC_VALUE               0x0000FFFF    /* Transmitted Word-Count *//* SPI_TWCR */#define SPI_TWCR_VALUE              0x0000FFFF    /* Transmitted Word-Count Reload *//* SPI_IMASK */#define SPI_IMSK_RUWM               0x00000002    /* Receive Urgent Water-Mark Interrupt Mask */#define SPI_IMSK_TUWM               0x00000004    /* Transmit Urgent Water-Mark Interrupt Mask */#define SPI_IMSK_ROM                0x00000010    /* Receive Over-Run Error Interrupt Mask */#define SPI_IMSK_TUM                0x00000020    /* Transmit Under-Run Error Interrupt Mask */#define SPI_IMSK_TCM                0x00000040    /* Transmit Collision Error Interrupt Mask */#define SPI_IMSK_MFM                0x00000080    /* Mode Fault Error Interrupt Mask */#define SPI_IMSK_RSM                0x00000100    /* Receive Start Interrupt Mask */#define SPI_IMSK_TSM                0x00000200    /* Transmit Start Interrupt Mask */#define SPI_IMSK_RFM                0x00000400    /* Receive Finish Interrupt Mask */#define SPI_IMSK_TFM                0x00000800    /* Transmit Finish Interrupt Mask *//* SPI_IMASKCL */#define SPI_IMSK_CLR_RUW            0x00000002    /* Receive Urgent Water-Mark Interrupt Mask */#define SPI_IMSK_CLR_TUWM           0x00000004    /* Transmit Urgent Water-Mark Interrupt Mask */#define SPI_IMSK_CLR_ROM            0x00000010    /* Receive Over-Run Error Interrupt Mask */#define SPI_IMSK_CLR_TUM            0x00000020    /* Transmit Under-Run Error Interrupt Mask */#define SPI_IMSK_CLR_TCM            0x00000040    /* Transmit Collision Error Interrupt Mask */#define SPI_IMSK_CLR_MFM            0x00000080    /* Mode Fault Error Interrupt Mask */#define SPI_IMSK_CLR_RSM            0x00000100    /* Receive Start Interrupt Mask */#define SPI_IMSK_CLR_TSM            0x00000200    /* Transmit Start Interrupt Mask */#define SPI_IMSK_CLR_RFM            0x00000400    /* Receive Finish Interrupt Mask */#define SPI_IMSK_CLR_TFM            0x00000800    /* Transmit Finish Interrupt Mask *//* SPI_IMASKST */#define SPI_IMSK_SET_RUWM           0x00000002    /* Receive Urgent Water-Mark Interrupt Mask */#define SPI_IMSK_SET_TUWM           0x00000004    /* Transmit Urgent Water-Mark Interrupt Mask */#define SPI_IMSK_SET_ROM            0x00000010    /* Receive Over-Run Error Interrupt Mask */#define SPI_IMSK_SET_TUM            0x00000020    /* Transmit Under-Run Error Interrupt Mask */#define SPI_IMSK_SET_TCM            0x00000040    /* Transmit Collision Error Interrupt Mask */#define SPI_IMSK_SET_MFM            0x00000080    /* Mode Fault Error Interrupt Mask */#define SPI_IMSK_SET_RSM            0x00000100    /* Receive Start Interrupt Mask */#define SPI_IMSK_SET_TSM            0x00000200    /* Transmit Start Interrupt Mask */#define SPI_IMSK_SET_RFM            0x00000400    /* Receive Finish Interrupt Mask */
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