diff options
Diffstat (limited to 'arch/blackfin/include/asm/bfin5xx_spi.h')
-rw-r--r-- | arch/blackfin/include/asm/bfin5xx_spi.h | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/arch/blackfin/include/asm/bfin5xx_spi.h b/arch/blackfin/include/asm/bfin5xx_spi.h deleted file mode 100644 index fb95c853bb1e..000000000000 --- a/arch/blackfin/include/asm/bfin5xx_spi.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - * Blackfin On-Chip SPI Driver - * - * Copyright 2004-2008 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef _SPI_CHANNEL_H_ -#define _SPI_CHANNEL_H_ - -#define MIN_SPI_BAUD_VAL 2 - -#define BIT_CTL_ENABLE 0x4000 -#define BIT_CTL_OPENDRAIN 0x2000 -#define BIT_CTL_MASTER 0x1000 -#define BIT_CTL_CPOL 0x0800 -#define BIT_CTL_CPHA 0x0400 -#define BIT_CTL_LSBF 0x0200 -#define BIT_CTL_WORDSIZE 0x0100 -#define BIT_CTL_EMISO 0x0020 -#define BIT_CTL_PSSE 0x0010 -#define BIT_CTL_GM 0x0008 -#define BIT_CTL_SZ 0x0004 -#define BIT_CTL_RXMOD 0x0000 -#define BIT_CTL_TXMOD 0x0001 -#define BIT_CTL_TIMOD_DMA_TX 0x0003 -#define BIT_CTL_TIMOD_DMA_RX 0x0002 -#define BIT_CTL_SENDOPT 0x0004 -#define BIT_CTL_TIMOD 0x0003 - -#define BIT_STAT_SPIF 0x0001 -#define BIT_STAT_MODF 0x0002 -#define BIT_STAT_TXE 0x0004 -#define BIT_STAT_TXS 0x0008 -#define BIT_STAT_RBSY 0x0010 -#define BIT_STAT_RXS 0x0020 -#define BIT_STAT_TXCOL 0x0040 -#define BIT_STAT_CLR 0xFFFF - -#define BIT_STU_SENDOVER 0x0001 -#define BIT_STU_RECVFULL 0x0020 - -/* - * All Blackfin system MMRs are padded to 32bits even if the register - * itself is only 16bits. So use a helper macro to streamline this. - */ -#define __BFP(m) u16 m; u16 __pad_##m - -/* - * bfin spi registers layout - */ -struct bfin_spi_regs { - __BFP(ctl); - __BFP(flg); - __BFP(stat); - __BFP(tdbr); - __BFP(rdbr); - __BFP(baud); - __BFP(shadow); -}; - -#undef __BFP - -#define MAX_CTRL_CS 8 /* cs in spi controller */ - -/* device.platform_data for SSP controller devices */ -struct bfin5xx_spi_master { - u16 num_chipselect; - u8 enable_dma; - u16 pin_req[7]; -}; - -/* spi_board_info.controller_data for SPI slave devices, - * copied to spi_device.platform_data ... mostly for dma tuning - */ -struct bfin5xx_spi_chip { - u16 ctl_reg; - u8 enable_dma; - u16 cs_chg_udelay; /* Some devices require 16-bit delays */ - /* Value to send if no TX value is supplied, usually 0x0 or 0xFFFF */ - u16 idle_tx_val; - u8 pio_interrupt; /* Enable spi data irq */ -}; - -#endif /* _SPI_CHANNEL_H_ */ |