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ARM: dts: da850: add cpu node and operating points to DT 

This adds a cpu node and operating points to the common da850.dtsi file.

All operating points above 300MHz are disabled by default.

Regulators need to be hooked up on a per-board basis.

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 10:22:55 +02:00 committed by Sekhar Nori
parent a188339ca5
commit 3be5c7425f
1 changed files with 50 additions and 0 deletions
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50
arch/arm/boot/dts/da850.dtsi
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@ -20,6 +20,56 @@
reg = <0xc0000000 0x0>;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu: cpu@0 {
compatible = "arm,arm926ej-s";
device_type = "cpu";
reg = <0>;
clocks = <&psc0 14>;
operating-points-v2 = <&opp_table>;
};
};
opp_table: opp-table {
compatible = "operating-points-v2";
opp_100: opp100-100000000 {
opp-hz = /bits/ 64 <100000000>;
opp-microvolt = <1000000 950000 1050000>;
};
opp_200: opp110-200000000 {
opp-hz = /bits/ 64 <200000000>;
opp-microvolt = <1100000 1050000 1160000>;
};
opp_300: opp120-300000000 {
opp-hz = /bits/ 64 <300000000>;
opp-microvolt = <1200000 1140000 1320000>;
};
/*
* Original silicon was 300MHz max, so higher frequencies
* need to be enabled on a per-board basis if the chip is
* capable.
*/
opp_375: opp120-375000000 {
status = "disabled";
opp-hz = /bits/ 64 <375000000>;
opp-microvolt = <1200000 1140000 1320000>;
};
opp_456: opp130-456000000 {
status = "disabled";
opp-hz = /bits/ 64 <456000000>;
opp-microvolt = <1300000 1250000 1350000>;
};
};
arm {
#address-cells = <1>;
#size-cells = <1>;