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e8beacbb AL |
1 | /* |
2 | * Freescale SPI controller driver cpm functions. | |
3 | * | |
4 | * Maintainer: Kumar Gala | |
5 | * | |
6 | * Copyright (C) 2006 Polycom, Inc. | |
7 | * Copyright 2010 Freescale Semiconductor, Inc. | |
8 | * | |
9 | * CPM SPI and QE buffer descriptors mode support: | |
10 | * Copyright (c) 2009 MontaVista Software, Inc. | |
11 | * Author: Anton Vorontsov <avorontsov@ru.mvista.com> | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or modify it | |
14 | * under the terms of the GNU General Public License as published by the | |
15 | * Free Software Foundation; either version 2 of the License, or (at your | |
16 | * option) any later version. | |
17 | */ | |
18 | ||
19 | #ifndef __SPI_FSL_CPM_H__ | |
20 | #define __SPI_FSL_CPM_H__ | |
21 | ||
22 | #include "spi-fsl-lib.h" | |
23 | ||
24 | #ifdef CONFIG_FSL_SOC | |
25 | extern void fsl_spi_cpm_reinit_txrx(struct mpc8xxx_spi *mspi); | |
26 | extern int fsl_spi_cpm_bufs(struct mpc8xxx_spi *mspi, | |
27 | struct spi_transfer *t, bool is_dma_mapped); | |
28 | extern void fsl_spi_cpm_bufs_complete(struct mpc8xxx_spi *mspi); | |
29 | extern void fsl_spi_cpm_irq(struct mpc8xxx_spi *mspi, u32 events); | |
30 | extern int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi); | |
31 | extern void fsl_spi_cpm_free(struct mpc8xxx_spi *mspi); | |
32 | #else | |
33 | static inline void fsl_spi_cpm_reinit_txrx(struct mpc8xxx_spi *mspi) { } | |
34 | static inline int fsl_spi_cpm_bufs(struct mpc8xxx_spi *mspi, | |
35 | struct spi_transfer *t, | |
36 | bool is_dma_mapped) { return 0; } | |
37 | static inline void fsl_spi_cpm_bufs_complete(struct mpc8xxx_spi *mspi) { } | |
38 | static inline void fsl_spi_cpm_irq(struct mpc8xxx_spi *mspi, u32 events) { } | |
39 | static inline int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi) { return 0; } | |
40 | static inline void fsl_spi_cpm_free(struct mpc8xxx_spi *mspi) { } | |
41 | #endif | |
42 | ||
43 | #endif /* __SPI_FSL_CPM_H__ */ |