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atmel_spi: label GPIOs better 

Make the atmel_spi driver label GPIOs according to the device for which
they're acting as a chipselect.  This way the debugfs dump of gpio state is
more informative.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Cc: Haavard Skinnemoen <hskinnemoen@atmel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David Brownell 2007-11-28 16:21:10 -08:00 committed by Linus Torvalds
parent 8905a67c63
commit 65f97a5694
1 changed files with 1 additions and 1 deletions
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2
drivers/spi/atmel_spi.c
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@ -497,7 +497,7 @@ static int atmel_spi_setup(struct spi_device *spi)
/* chipselect must have been muxed as GPIO (e.g. in board setup) */
npcs_pin = (unsigned int)spi->controller_data;
if (!spi->controller_state) {
ret = gpio_request(npcs_pin, "spi_npcs");
ret = gpio_request(npcs_pin, spi->dev.bus_id);
if (ret)
return ret;
spi->controller_state = (void *)npcs_pin;