Messages in this thread Patch in this message | | | From | Martin Blumenstingl <> | Subject | [PATCH 1/3] ARM: dts: meson8: add power domain controller | Date | Sat, 20 Jun 2020 18:10:08 +0200 |
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The Meson8 SoCs have a power domain controller which can turn on/off various register areas (such as: Ethernet, VPU, etc.). Add the main "pwrc" controller and configure the Ethernet power domain.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> --- arch/arm/boot/dts/meson8.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index a4ab8b96d0eb..3d0ab2ac5332 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -6,6 +6,7 @@ #include <dt-bindings/clock/meson8-ddr-clkc.h> #include <dt-bindings/clock/meson8b-clkc.h> #include <dt-bindings/gpio/meson8-gpio.h> +#include <dt-bindings/power/meson8-power.h> #include <dt-bindings/reset/amlogic,meson8b-clkc-reset.h> #include <dt-bindings/reset/amlogic,meson8b-reset.h> #include "meson.dtsi" @@ -452,6 +453,8 @@ temperature_calib: calib@1f4 { ðmac { clocks = <&clkc CLKID_ETH>; clock-names = "stmmaceth"; + + power-domains = <&pwrc PWRC_MESON8_ETHERNET_MEM_ID>; }; &gpio_intc { @@ -467,6 +470,16 @@ clkc: clock-controller { #clock-cells = <1>; #reset-cells = <1>; }; + + pwrc: power-controller { + compatible = "amlogic,meson8-pwrc"; + #power-domain-cells = <1>; + amlogic,ao-sysctrl = <&pmu>; + clocks = <&clkc CLKID_VPU>; + clock-names = "vpu"; + assigned-clocks = <&clkc CLKID_VPU>; + assigned-clock-rates = <364285714>; + }; }; &hwrng { -- 2.27.0
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