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path: root/drivers/mfd/cros_ec_spi.c
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* mfd: cros_ec_spi: Use %z to format pointer differencesGeert Uytterhoeven2013-05-161-3/+3
| | | | | | | | | | | | | | | | | | | | | | | Before commit 5c29e47e6ac55b63c76999eb5b283a80208726c5 ("mfd: cros_ec_spi: Warnings fix"), 64-bit compiles gave the following warnings: drivers/mfd/cros_ec_spi.c: In function 'cros_ec_spi_receive_response': drivers/mfd/cros_ec_spi.c:123:5: warning: format '%d' expects argument of type 'int', but argument 4 has type 'long int' [-Wformat] drivers/mfd/cros_ec_spi.c:157:3: warning: format '%d' expects argument of type 'int', but argument 6 has type 'long int' [-Wformat] drivers/mfd/cros_ec_spi.c:181:2: warning: format '%d' expects argument of type 'int', but argument 4 has type 'long int' [-Wformat] After that commit, 32-bit compiles give: drivers/mfd/cros_ec_spi.c: In function ‘cros_ec_spi_receive_response’: drivers/mfd/cros_ec_spi.c:123: warning: format ‘%ld’ expects type ‘long int’, but argument 4 has type ‘int’ drivers/mfd/cros_ec_spi.c:157: warning: format ‘%ld’ expects type ‘long int’, but argument 6 has type ‘int’ drivers/mfd/cros_ec_spi.c:181: warning: format ‘%ld’ expects type ‘long int’, but argument 4 has type ‘int’ Use %z to format pointer differences to kill the warnings on both 32-bit and 64-bit. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
* mfd: cros_ec_spi: Warnings fixSamuel Ortiz2013-04-051-3/+3
| | | | | | | | | | | | | | | To silent those: CC [M] drivers/mfd/cros_ec_spi.o drivers/mfd/cros_ec_spi.c: In function ‘cros_ec_spi_receive_response’: drivers/mfd/cros_ec_spi.c:123:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘long int’ [-Wformat] drivers/mfd/cros_ec_spi.c:157:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 6 has type ‘long int’ [-Wformat] drivers/mfd/cros_ec_spi.c:181:2: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘long int’ [-Wformat] Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
* mfd: Add ChromeOS EC SPI driverSimon Glass2013-04-051-0/+375
This uses a SPI bus to talk to the ChromeOS EC. The protocol is defined by the EC and is fairly simple, with a length byte, checksum, command byte and version byte (to permit easy creation of new commands). Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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