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ARM: dts: da850-lego-ev3: enable cpufreq

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Add a fixed regulator for the LEGO EV3 board along with board-specific
CPU configuration.

Signed-off-by: David Lechner <david@lechnology.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
David Lechner 2019-05-27 10:22:56 +02:00 committed by Sekhar Nori
parent 3be5c7425f
commit 3975205ac3
1 changed files with 30 additions and 0 deletions
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30
arch/arm/boot/dts/da850-lego-ev3.dts
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@ -125,6 +125,15 @@
amp-supply = <&amp>;
};
cvdd: regulator0 {
compatible = "regulator-fixed";
regulator-name = "cvdd";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
regulator-boot-on;
};
/*
* This is a 5V current limiting regulator that is shared by USB,
* the sensor (input) ports, the motor (output) ports and the A/DC.
@ -204,6 +213,27 @@
clock-frequency = <24000000>;
};
&cpu {
cpu-supply = <&cvdd>;
};
/* since we have a fixed regulator, we can't run at these points */
&opp_100 {
status = "disabled";
};
&opp_200 {
status = "disabled";
};
/*
* The SoC is actually the 456MHz version, but because of the fixed regulator
* This is the fastest we can go.
*/
&opp_375 {
status = "okay";
};
&pmx_core {
status = "okay";