On 2016-05-31 3:00 AM, Yong Li wrote:
From: Nishanth Menon <[email protected]>
Configure i2c1 and 2 at 400KHz.
Signed-off-by: Nishanth Menon <[email protected]>
Upstream-status: Inappropriate, not author
Since you aren't the author, is there a public link that you can
reference for the source of the patch ?
We should have that, so we can show that it is unmodified as part
of the merge, and for tracking purposes.
Bruce
Signed-off-by: Yong Li <[email protected]>
---
arch/arm/boot/dts/am335x-boneblack.dts | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-boneblack.dts
b/arch/arm/boot/dts/am335x-boneblack.dts
index 901739f..a441804 100644
--- a/arch/arm/boot/dts/am335x-boneblack.dts
+++ b/arch/arm/boot/dts/am335x-boneblack.dts
@@ -64,12 +64,42 @@
0x1b0 0x03 /* xdma_event_intr0, OMAP_MUX_MODE3 |
AM33XX_PIN_OUTPUT */
>;
};
+
+ i2c1_pins: pinmux_i2c1_pins {
+ pinctrl-single,pins = <
+ 0x158 (PIN_INPUT_PULLUP | MUX_MODE2) /*
spi0_d1.i2c1_sda */
+ 0x15c (PIN_INPUT_PULLUP | MUX_MODE2) /*
spi0_cs0.i2c1_scl */
+ >;
+ };
+
+ i2c2_pins: pinmux_i2c2_pins {
+ pinctrl-single,pins = <
+ 0x178 (PIN_INPUT_PULLUP | MUX_MODE3) /*
uart1_ctsn.i2c2_sda */
+ 0x17c (PIN_INPUT_PULLUP | MUX_MODE3) /*
uart1_rtsn.i2c2_scl */
+ >;
+ };
};
&lcdc {
status = "okay";
};
+&i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_pins>;
+
+ status = "okay";
+ clock-frequency = <400000>;
+};
+
+&i2c2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c2_pins>;
+
+ status = "okay";
+ clock-frequency = <400000>;
+};
+
/ {
hdmi {
compatible = "ti,tilcdc,slave";
--
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