The I2C3 pins are taken from pads E21 (GPIO6_14) and
F20 (GPIO6_15). Use the right pinmux register and mode.
Also set the I2C3 bus frequency to a safer 400KHz than
3.4Mhz.
CC: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
Signed-off-by: Roger Quadros <rogerq@xxxxxx>
---
arch/arm/boot/dts/dra7-evm.dts | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index 50f8022..42f5bc9 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -43,8 +43,8 @@
i2c3_pins: pinmux_i2c3_pins {
pinctrl-single,pins = <
- 0x410 (PIN_INPUT | MUX_MODE0) /* i2c3_sda */
- 0x414 (PIN_INPUT | MUX_MODE0) /* i2c3_scl */
+ 0x288 (PIN_INPUT | MUX_MODE9) /* gpio6_14.i2c3_sda */
+ 0x28c (PIN_INPUT | MUX_MODE9) /* gpio6_15.i2c3_scl */
>;
};
@@ -284,7 +284,7 @@
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&i2c3_pins>;
- clock-frequency = <3400000>;
+ clock-frequency = <400000>;
};
&mcspi1 {
--
1.8.3.2
--
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