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-rw-r--r--dts/src/arm/tegra20-colibri-512.dtsi16
1 files changed, 11 insertions, 5 deletions
diff --git a/dts/src/arm/tegra20-colibri-512.dtsi b/dts/src/arm/tegra20-colibri-512.dtsi
index 813ae34..5c202b3 100644
--- a/dts/src/arm/tegra20-colibri-512.dtsi
+++ b/dts/src/arm/tegra20-colibri-512.dtsi
@@ -213,21 +213,27 @@
GPIO_ACTIVE_HIGH>;
};
+ /*
+ * GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
+ * board)
+ */
i2c@7000c000 {
clock-frequency = <400000>;
};
+ /* DDC_SCL/SDA on X3 pin 15/16 (e.g. display EDID) */
i2c_ddc: i2c@7000c400 {
- clock-frequency = <100000>;
+ clock-frequency = <10000>;
};
- i2c@7000c500 {
- clock-frequency = <400000>;
- };
+ /* GEN2_I2C: unused */
+ /* CAM/GEN3_I2C: used as EXT_IO1/2 GPIOs on SODIMM pin 133/127 */
+
+ /* PWR_I2C: power I2C to PMIC and temperature sensor (On-module) */
i2c@7000d000 {
status = "okay";
- clock-frequency = <400000>;
+ clock-frequency = <100000>;
pmic: tps6586x@34 {
compatible = "ti,tps6586x";