c0b9629867
spi: add more spi transfer functions
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This commit adds the following spi transfer functions:
- spi_write
- spi_read
- spi_write_then_read
- spi_w8r8
The code has been ported from the linux kernel.
Signed-off-by: Hubert Feurstein <h.feurstein@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-06-21 13:56:49 +02:00
76f46b5619
spi: add platform_data pointer to spi_board_info
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In the spi layer this pointer will be assigned to the
platform_data pointer of the new spi device, thus it can
be accessed in the drivers 'probe' handler.
Signed-off-by: Hubert Feurstein <h.feurstein@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-06-21 13:56:49 +02:00
f9a11ecfef
Make DIV_ROUND_UP macro globally available
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Signed-off-by: Juergen Beisert <jbe@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2010-12-14 15:15:06 +01:00
2ebb440e1d
Move mfd drivers to drivers/mfd
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2010-10-11 13:22:13 +02:00
8f14d065e1
spi i.MX: Add i.MX51 support
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2010-10-11 13:22:13 +02:00
a104d0eaa3
spi i.MX: redirect functions to version specific functions
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2010-10-11 13:22:13 +02:00
3e2efa148e
spi i.MX: add spi version namespace to register defines
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2010-10-11 13:22:12 +02:00
7ee5aa3329
spi: dev->id is an int, not a string, fix debug output
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Also convert __FUNCTION__ -> __func__
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2009-11-24 10:01:07 +01:00
f6a579da9c
[ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach
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Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2009-10-22 14:21:25 +02:00
a03a8de461
mc13783: fix spi mode, remove now unneeded double read
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2009-10-02 15:34:55 +02:00
5931e20907
imx spi: Use gpio as chip selects
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2009-10-02 15:34:25 +02:00
56139274fd
spi: remove bogus setup of proxy device
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2009-07-21 16:41:46 +02:00
b7a9f4e6ce
mc13783 cdev
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2009-07-21 16:41:45 +02:00
a2b7cd183b
introduce cdev
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2009-07-21 16:41:44 +02:00
1ecc871b3a
imx_spi: make locally used function static
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2009-05-13 15:59:29 +02:00
41f4253b6c
mc13783: Add lseek
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2008-12-09 11:24:47 +01:00
6497c22742
mc13783 pmic: add open/close functions
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2008-09-02 16:23:54 +02:00
b9655280e2
This is Kconfig cleanup patch (not all configurations will use CFI, SPI, RAMFS and DEVFS).
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* Enable CFI and SPI drivers menuconfig option to be able to disable them in menuconfig.
* Introduce capability to disable ramfs and devfs.
2008-05-12 15:59:48 +02:00
a14a5c02f0
first (partly) running spi support
2008-03-14 12:59:55 +01:00
906eea397a
beginning of SPI support
2008-03-11 22:13:06 +01:00
Hubert Feurstein
Juergen Beisert
Sascha Hauer
Marc Kleine-Budde
Jean-Christophe PLAGNIOL-VILLARD
Menon, Nishanth