linux-stable/include/linux/platform_data/mmc-mxcmmc.h
Arnd Bergmann 82906b13a6 ARM: imx: move platform_data definitions
Platform data for device drivers should be defined in
include/linux/platform_data/*.h, not in the architecture
and platform specific directories.

This moves such data out of the imx include directories

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Acked-by: Sascha Hauer <kernel@pengutronix.de>
Acked-by: Vinod Koul <vinod.koul@linux.intel.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Dan Williams <djbw@fb.com>
Cc: "Ben Dooks (embedded platforms)" <ben-linux@fluff.org>
Cc: "Wolfram Sang (embedded platforms)" <w.sang@pengutronix.de>
Cc: Chris Ball <cjb@laptop.org>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Felipe Balbi <balbi@ti.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Liam Girdwood <lrg@ti.com>
Cc: Javier Martin <javier.martin@vista-silicon.com>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
2012-09-14 11:17:21 +02:00

39 lines
1 KiB
C

#ifndef ASMARM_ARCH_MMC_H
#define ASMARM_ARCH_MMC_H
#include <linux/mmc/host.h>
struct device;
/* board specific SDHC data, optional.
* If not present, a writable card with 3,3V is assumed.
*/
struct imxmmc_platform_data {
/* Return values for the get_ro callback should be:
* 0 for a read/write card
* 1 for a read-only card
* -ENOSYS when not supported (equal to NULL callback)
* or a negative errno value when something bad happened
*/
int (*get_ro)(struct device *);
/* board specific hook to (de)initialize the SD slot.
* The board code can call 'handler' on a card detection
* change giving data as argument.
*/
int (*init)(struct device *dev, irq_handler_t handler, void *data);
void (*exit)(struct device *dev, void *data);
/* available voltages. If not given, assume
* MMC_VDD_32_33 | MMC_VDD_33_34
*/
unsigned int ocr_avail;
/* adjust slot voltage */
void (*setpower)(struct device *, unsigned int vdd);
/* enable card detect using DAT3 */
int dat3_card_detect;
};
#endif