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Commit 42a45339 authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Paul Mundt
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mmc: prepare tmio_mmc for passing of DMA configuration from the MFD cell 



After this patch, if the "dma" pointer in struct tmio_mmc_data is not NULL, it
points to a struct, containing two tokens, that have to be passed to the
dmaengine driver for channel configuration.

Signed-off-by: default avatarGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent d62b8a98

include/linux/mfd/tmio.h

+6 −0
Original line number Diff line number Diff line
@@ -55,12 +55,18 @@ int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base); 
void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state);

void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state);



struct tmio_mmc_dma {

	void *chan_priv_tx;

	void *chan_priv_rx;

};



/*

 * data for the MMC controller

 */

struct tmio_mmc_data {

	unsigned int			hclk;

	unsigned long			capabilities;

	struct tmio_mmc_dma		*dma;

	void (*set_pwr)(struct platform_device *host, int state);

	void (*set_clk_div)(struct platform_device *host, int state);

};