diff options
Diffstat (limited to 'arch/arm/include/asm/arch-mvebu/spi.h')
| -rw-r--r-- | arch/arm/include/asm/arch-mvebu/spi.h | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/arch/arm/include/asm/arch-mvebu/spi.h b/arch/arm/include/asm/arch-mvebu/spi.h deleted file mode 100644 index 58b6c32..0000000 --- a/arch/arm/include/asm/arch-mvebu/spi.h +++ /dev/null @@ -1,60 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * (C) Copyright 2009 - * Marvell Semiconductor <www.marvell.com> - * Written-by: Prafulla Wadaskar <prafulla@marvell.com> - * - * Derived from drivers/spi/mpc8xxx_spi.c - */ - -#ifndef __KW_SPI_H__ -#define __KW_SPI_H__ - -/* SPI Registers on kirkwood SOC */ -struct kwspi_registers { - u32 ctrl; /* 0x10600 */ - u32 cfg; /* 0x10604 */ - u32 dout; /* 0x10608 */ - u32 din; /* 0x1060c */ - u32 irq_cause; /* 0x10610 */ - u32 irq_mask; /* 0x10614 */ - u32 timing1; /* 0x10618 */ - u32 timing2; /* 0x1061c */ - u32 dw_cfg; /* 0x10620 - Direct Write Configuration */ -}; - -/* Control Register */ -#define KWSPI_CSN_ACT (1 << 0) /* Activates serial memory interface */ -#define KWSPI_SMEMRDY (1 << 1) /* SerMem Data xfer ready */ -#define KWSPI_CS_SHIFT 2 /* chip select shift */ -#define KWSPI_CS_MASK 0x7 /* chip select mask */ - -/* Configuration Register */ -#define KWSPI_CLKPRESCL_MASK 0x1f -#define KWSPI_CLKPRESCL_MIN 0x12 -#define KWSPI_XFERLEN_1BYTE 0 -#define KWSPI_XFERLEN_2BYTE (1 << 5) -#define KWSPI_XFERLEN_MASK (1 << 5) -#define KWSPI_ADRLEN_1BYTE 0 -#define KWSPI_ADRLEN_2BYTE (1 << 8) -#define KWSPI_ADRLEN_3BYTE (2 << 8) -#define KWSPI_ADRLEN_4BYTE (3 << 8) -#define KWSPI_ADRLEN_MASK (3 << 8) -#define KWSPI_CPOL (1 << 11) -#define KWSPI_CPHA (1 << 12) -#define KWSPI_TXLSBF (1 << 13) -#define KWSPI_RXLSBF (1 << 14) - -/* Timing Parameters 1 Register */ -#define KW_SPI_TMISO_SAMPLE_OFFSET 6 -#define KW_SPI_TMISO_SAMPLE_MASK (0x3 << KW_SPI_TMISO_SAMPLE_OFFSET) -#define KW_SPI_TMISO_SAMPLE_1 (1 << KW_SPI_TMISO_SAMPLE_OFFSET) -#define KW_SPI_TMISO_SAMPLE_2 (2 << KW_SPI_TMISO_SAMPLE_OFFSET) - -#define KWSPI_IRQUNMASK 1 /* unmask SPI interrupt */ -#define KWSPI_IRQMASK 0 /* mask SPI interrupt */ -#define KWSPI_SMEMRDIRQ 1 /* SerMem data xfer ready irq */ - -#define KWSPI_TIMEOUT 10000 - -#endif /* __KW_SPI_H__ */ |