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(parent: 6a7355a) | patch
spi: tegra124-slave: Add ready/busy gpio signal
authorVipin Kumar <vipink@nvidia.com>
Tue, 18 Nov 2014 05:48:05 +0000 (11:18 +0530)
committerSandeep Trasi <strasi@nvidia.com>
Wed, 10 Dec 2014 15:28:24 +0000 (07:28 -0800)
commitfbb5f02f6da7ecf7209b9cf1ee1a64a410d84793
tree2860c80b0fc3b47824b2b7a83191d3daf0781954tree | snapshot
parent6a7355abe7861540e16b792799e7560b29f5a45fcommit | diff
spi: tegra124-slave: Add ready/busy gpio signal

This patch adds ready/busy gpio signal connecting from slave to SPI
master. The GPIO signal indicates ready by asserting high and busy by
asserting low.

bug 200054134

Change-Id: Ib4d6898b80b901fb4add18b891afa499f81c1a7b
Signed-off-by: Vipin Kumar <vipink@nvidia.com>
Reviewed-on: http://git-master/r/604564
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Sandeep Trasi <strasi@nvidia.com>
drivers/spi/spi-tegra124-slave.c diff | blob | history
include/linux/spi/spi-tegra.h diff | blob | history