diff options
Diffstat (limited to 'drivers/spi/davinci_spi.h')
-rw-r--r-- | drivers/spi/davinci_spi.h | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/drivers/spi/davinci_spi.h b/drivers/spi/davinci_spi.h deleted file mode 100644 index d4612d3..0000000 --- a/drivers/spi/davinci_spi.h +++ /dev/null @@ -1,121 +0,0 @@ -/* - * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/ - * - * Register definitions for the DaVinci SPI Controller - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _DAVINCI_SPI_H_ -#define _DAVINCI_SPI_H_ - -struct davinci_spi_regs { - dv_reg gcr0; /* 0x00 */ - dv_reg gcr1; /* 0x04 */ - dv_reg int0; /* 0x08 */ - dv_reg lvl; /* 0x0c */ - dv_reg flg; /* 0x10 */ - dv_reg pc0; /* 0x14 */ - dv_reg pc1; /* 0x18 */ - dv_reg pc2; /* 0x1c */ - dv_reg pc3; /* 0x20 */ - dv_reg pc4; /* 0x24 */ - dv_reg pc5; /* 0x28 */ - dv_reg rsvd[3]; - dv_reg dat0; /* 0x38 */ - dv_reg dat1; /* 0x3c */ - dv_reg buf; /* 0x40 */ - dv_reg emu; /* 0x44 */ - dv_reg delay; /* 0x48 */ - dv_reg def; /* 0x4c */ - dv_reg fmt0; /* 0x50 */ - dv_reg fmt1; /* 0x54 */ - dv_reg fmt2; /* 0x58 */ - dv_reg fmt3; /* 0x5c */ - dv_reg intvec0; /* 0x60 */ - dv_reg intvec1; /* 0x64 */ -}; - -#define BIT(x) (1 << (x)) - -/* SPIGCR0 */ -#define SPIGCR0_SPIENA_MASK 0x1 -#define SPIGCR0_SPIRST_MASK 0x0 - -/* SPIGCR0 */ -#define SPIGCR1_CLKMOD_MASK BIT(1) -#define SPIGCR1_MASTER_MASK BIT(0) -#define SPIGCR1_SPIENA_MASK BIT(24) - -/* SPIPC0 */ -#define SPIPC0_DIFUN_MASK BIT(11) /* SIMO */ -#define SPIPC0_DOFUN_MASK BIT(10) /* SOMI */ -#define SPIPC0_CLKFUN_MASK BIT(9) /* CLK */ -#define SPIPC0_EN0FUN_MASK BIT(0) - -/* SPIFMT0 */ -#define SPIFMT_SHIFTDIR_SHIFT 20 -#define SPIFMT_POLARITY_SHIFT 17 -#define SPIFMT_PHASE_SHIFT 16 -#define SPIFMT_PRESCALE_SHIFT 8 - -/* SPIDAT1 */ -#define SPIDAT1_CSHOLD_SHIFT 28 -#define SPIDAT1_CSNR_SHIFT 16 - -/* SPIDELAY */ -#define SPI_C2TDELAY_SHIFT 24 -#define SPI_T2CDELAY_SHIFT 16 - -/* SPIBUF */ -#define SPIBUF_RXEMPTY_MASK BIT(31) -#define SPIBUF_TXFULL_MASK BIT(29) - -/* SPIDEF */ -#define SPIDEF_CSDEF0_MASK BIT(0) - -#define SPI0_BUS 0 -#define SPI0_BASE CONFIG_SYS_SPI_BASE -/* - * Define default SPI0_NUM_CS as 1 for existing platforms that uses this - * driver. Platform can configure number of CS using CONFIG_SYS_SPI0_NUM_CS - * if more than one CS is supported and by defining CONFIG_SYS_SPI0. - */ -#ifndef CONFIG_SYS_SPI0 -#define SPI0_NUM_CS 1 -#else -#define SPI0_NUM_CS CONFIG_SYS_SPI0_NUM_CS -#endif - -/* - * define CONFIG_SYS_SPI1 when platform has spi-1 device (bus #1) and - * CONFIG_SYS_SPI1_NUM_CS defines number of CS on this bus - */ -#ifdef CONFIG_SYS_SPI1 -#define SPI1_BUS 1 -#define SPI1_NUM_CS CONFIG_SYS_SPI1_NUM_CS -#define SPI1_BASE CONFIG_SYS_SPI1_BASE -#endif - -/* - * define CONFIG_SYS_SPI2 when platform has spi-2 device (bus #2) and - * CONFIG_SYS_SPI2_NUM_CS defines number of CS on this bus - */ -#ifdef CONFIG_SYS_SPI2 -#define SPI2_BUS 2 -#define SPI2_NUM_CS CONFIG_SYS_SPI2_NUM_CS -#define SPI2_BASE CONFIG_SYS_SPI2_BASE -#endif - -struct davinci_spi_slave { - struct spi_slave slave; - struct davinci_spi_regs *regs; - unsigned int freq; -}; - -static inline struct davinci_spi_slave *to_davinci_spi(struct spi_slave *slave) -{ - return container_of(slave, struct davinci_spi_slave, slave); -} - -#endif /* _DAVINCI_SPI_H_ */ |