45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2004 Fetron GmbH
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*
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* S3C2410 SPI register definition
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*/
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#ifndef __ASM_ARCH_REGS_SPI_H
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#define __ASM_ARCH_REGS_SPI_H
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#define S3C2410_SPI1 (0x20)
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#define S3C2412_SPI1 (0x100)
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#define S3C2410_SPCON (0x00)
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#define S3C2410_SPCON_SMOD_DMA (2 << 5) /* DMA mode */
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#define S3C2410_SPCON_SMOD_INT (1 << 5) /* interrupt mode */
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#define S3C2410_SPCON_SMOD_POLL (0 << 5) /* polling mode */
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#define S3C2410_SPCON_ENSCK (1 << 4) /* Enable SCK */
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#define S3C2410_SPCON_MSTR (1 << 3) /* Master:1, Slave:0 select */
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#define S3C2410_SPCON_CPOL_HIGH (1 << 2) /* Clock polarity select */
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#define S3C2410_SPCON_CPOL_LOW (0 << 2) /* Clock polarity select */
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#define S3C2410_SPCON_CPHA_FMTB (1 << 1) /* Clock Phase Select */
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#define S3C2410_SPCON_CPHA_FMTA (0 << 1) /* Clock Phase Select */
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#define S3C2410_SPSTA (0x04)
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#define S3C2410_SPSTA_DCOL (1 << 2) /* Data Collision Error */
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#define S3C2410_SPSTA_MULD (1 << 1) /* Multi Master Error */
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#define S3C2410_SPSTA_READY (1 << 0) /* Data Tx/Rx ready */
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#define S3C2412_SPSTA_READY_ORG (1 << 3)
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#define S3C2410_SPPIN (0x08)
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#define S3C2410_SPPIN_ENMUL (1 << 2) /* Multi Master Error detect */
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#define S3C2410_SPPIN_RESERVED (1 << 1)
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#define S3C2410_SPPIN_KEEP (1 << 0) /* Master Out keep */
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#define S3C2410_SPPRE (0x0C)
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#define S3C2410_SPTDAT (0x10)
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#define S3C2410_SPRDAT (0x14)
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#endif /* __ASM_ARCH_REGS_SPI_H */
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