The SOM has external pull-up resistors, so let's turn these off.
It was helping reduce some errors when running I2C1 @ 2.6MHz.
Signed-off-by: Adam Ford <aford...@gmail.com>
diff --git a/board/logicpd/omap3som/omap3logic.h
b/board/logicpd/omap3som/omap3logic.h
index 22d7760..7376119 100644
--- a/board/logicpd/omap3som/omap3logic.h
+++ b/board/logicpd/omap3som/omap3logic.h
@@ -229,17 +229,17 @@ void set_muxconf_regs(void)
MUX_VAL(CP(HSUSB0_DATA6), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA6*/
MUX_VAL(CP(HSUSB0_DATA7), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA7*/
- MUX_VAL(CP(I2C1_SCL), (IEN | PTU | EN | M0)); /*I2C1_SCL*/
- MUX_VAL(CP(I2C1_SDA), (IEN | PTU | EN | M0)); /*I2C1_SDA*/
+ MUX_VAL(CP(I2C1_SCL), (IEN | EN | M0)); /*I2C1_SCL*/
+ MUX_VAL(CP(I2C1_SDA), (IEN | EN | M0)); /*I2C1_SDA*/
- MUX_VAL(CP(I2C2_SCL), (IEN | PTU | EN | M0)); /*I2C2_SCL*/
- MUX_VAL(CP(I2C2_SDA), (IEN | PTU | EN | M0)); /*I2C2_SDA*/
+ MUX_VAL(CP(I2C2_SCL), (IEN | EN | M0)); /*I2C2_SCL*/
+ MUX_VAL(CP(I2C2_SDA), (IEN | EN | M0)); /*I2C2_SDA*/
- MUX_VAL(CP(I2C3_SCL), (IEN | PTU | EN | M0)); /*I2C3_SCL*/
- MUX_VAL(CP(I2C3_SDA), (IEN | PTU | EN | M0)); /*I2C3_SDA*/
+ MUX_VAL(CP(I2C3_SCL), (IEN | EN | M0)); /*I2C3_SCL*/
+ MUX_VAL(CP(I2C3_SDA), (IEN | EN | M0)); /*I2C3_SDA*/
- MUX_VAL(CP(I2C4_SCL), (IEN | PTU | EN | M0)); /*I2C4_SCL*/
- MUX_VAL(CP(I2C4_SDA), (IEN | PTU | EN | M0)); /*I2C4_SDA*/
+ MUX_VAL(CP(I2C4_SCL), (IEN | EN | M0)); /*I2C4_SCL*/
+ MUX_VAL(CP(I2C4_SDA), (IEN | EN | M0)); /*I2C4_SDA*/
MUX_VAL(CP(HDQ_SIO), (IEN | PTU | EN | M0)); /*HDQ_SIO*/
--
2.7.4
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