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spi: add bits_per_word to proxy structure 

During the creation of a new spi device, we need to
have the possiblility to give the bits_per_word value
to master->setup.

As a matter of fact, spi master could check the spi
device bits_per_word and compare this value against its
capabilities.

Signed-off-by: Franck Jullien <franck.jullien@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Franck Jullien 2011-07-06 00:14:48 +02:00 committed by Sascha Hauer
parent e6c03f01bf
commit 4c35079c1c
2 changed files with 2 additions and 0 deletions
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1
drivers/spi/spi.c
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@ -75,6 +75,7 @@ struct spi_device *spi_new_device(struct spi_master *master,
proxy->chip_select = chip->chip_select;
proxy->max_speed_hz = chip->max_speed_hz;
proxy->mode = chip->mode;
proxy->bits_per_word = chip->bits_per_word;
proxy->dev.platform_data = chip->platform_data;
strcpy(proxy->dev.name, chip->name);
proxy->dev.type_data = proxy;

1
include/spi/spi.h
View File

@ -15,6 +15,7 @@ struct spi_board_info {
* where the default of SPI_CS_HIGH = 0 is wrong.
*/
u8 mode;
u8 bits_per_word;
void *platform_data;
};