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authorTom Wai-Hong Tam <waihong@chromium.org>2012-12-05 14:46:40 +0000
committerTom Rini <trini@ti.com>2012-12-11 13:17:35 -0700
commit735987c5a85b7e249903248f2ec85b467afa3de8 (patch)
tree6345d8fa68f2f461e460e41077170324c5bd6639 /README
parentd46b5f7dcbf294141d6bba1dc8e2b98d742d0562 (diff)
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edid: Add I2C command for printing the EDID
Add a single command to read the EDID information over I2C. For example: SMDK5250 # i2c dev 7 Setting bus to 7 SMDK5250 # i2c edid 50 EDID version: 1.4 Product ID code: 305c Manufacturer: AUO Serial number: 00000000 Manufactured in week: 0 year: 2011 Video input definition: digital signal, voltage level 0, blank to black Monitor is non-RGB Maximum visible display size: 26 cm x 14 cm Power management features: no active off, no suspend, no standby Estabilished timings: Standard timings: 1366x768 60 Hz (detailed) 1366x768 60 Hz (detailed) Monitor ID: 2VD2K.B116XW Signed-off-by: Tom Wai-Hong Tam <waihong@chromium.org> Signed-off-by: Sean Paul <seanpaul@chromium.org> Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'README')
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diff --git a/README b/README
index 4d9dd57..a80441c 100644
--- a/README
+++ b/README
@@ -1488,6 +1488,11 @@ CBFS (Coreboot Filesystem) support
Support drawing of RLE8-compressed bitmaps on the LCD.
+ CONFIG_I2C_EDID
+
+ Enables an 'i2c edid' command which can read EDID
+ information over I2C from an attached LCD display.
+
- Splash Screen Support: CONFIG_SPLASH_SCREEN