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omap: Adding beagle i2c eeprom driver to read EDID

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Adding i2c eeprom driver to access monitor EDID binary information
from user space, something that is required by 'decode-edid' and
'parse-edid'.

BugLink: https://bugs.launchpad.net/bugs/608279

Signed-off-by: Mathieu Poirier <mathieu.poirier@canonical.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Mathieu J. Poirier 2010-09-23 18:22:48 -07:00 committed by Tony Lindgren
parent cf74d41ea0
commit e3333f48dd
1 changed files with 7 additions and 1 deletions
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8
arch/arm/mach-omap2/board-omap3beagle.c
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@ -412,13 +412,19 @@ static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
}, },
}; };
static struct i2c_board_info __initdata beagle_i2c_eeprom[] = {
{
I2C_BOARD_INFO("eeprom", 0x50),
},
};
static int __init omap3_beagle_i2c_init(void) static int __init omap3_beagle_i2c_init(void)
{ {
omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo, omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo,
ARRAY_SIZE(beagle_i2c_boardinfo)); ARRAY_SIZE(beagle_i2c_boardinfo));
/* Bus 3 is attached to the DVI port where devices like the pico DLP /* Bus 3 is attached to the DVI port where devices like the pico DLP
* projector don't work reliably with 400kHz */ * projector don't work reliably with 400kHz */
omap_register_i2c_bus(3, 100, NULL, 0); omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom));
return 0; return 0;
} }