omap: Adding beagle i2c eeprom driver to read EDID

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>

diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 5534841..e27f3bf 100644 (file)
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -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)
 {
        omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo,
                        ARRAY_SIZE(beagle_i2c_boardinfo));
        /* Bus 3 is attached to the DVI port where devices like the pico DLP
         * 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;
 }