boards: arm: 96b_neonkey: Fix I2C_3 for LP3943 LED driver

Following changes are necessary to use LP3943 LED driver present in 96Boards Neonkey board 1. Enable I2C_3 interface 2. Reduce the speed of I2C_3 bus on 96Boards Neonkey. Due to some design quirks, on board LP3943 LED driver connected to I2C_3 operates only at Standard speed of 100KHz. Signed-off-by: Manivannan Sadhasivam <[email protected]>
dagar · Apr 27, 2018 · 034a11b · 034a11b
1 parent 1572594
commit 034a11b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/boards/arm/96b_neonkey/96b_neonkey.dts b/boards/arm/96b_neonkey/96b_neonkey.dts
@@ -71,7 +71,8 @@
 };
 
 &i2c3 {
-	clock-frequency = <I2C_BITRATE_FAST>;
+	status = "ok";
+	clock-frequency = <I2C_BITRATE_STANDARD>;
 
 	lp3943@60 {
 		compatible = "ti,lp3943";