ARM: dts: dra7-evm: Fix i2c3 pinmux and frequency

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@ti.com>
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index 50f8022..42f5bc9 100644 (file)
--- 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 {