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ARM: dts: meson8: add power domain controller

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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>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20200620161010.23171-2-martin.blumenstingl@googlemail.com
This commit is contained in:
Martin Blumenstingl
2020-06-20 18:10:08 +02:00
committed by Kevin Hilman
parent b3a9e3b962
commit aecc72b14d
1 changed files with 13 additions and 0 deletions
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13
arch/arm/boot/dts/meson8.dtsi
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@@ -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"
@@ -454,6 +455,8 @@ temperature_calib: calib@1f4 {
&ethmac {
clocks = <&clkc CLKID_ETH>;
clock-names = "stmmaceth";
power-domains = <&pwrc PWRC_MESON8_ETHERNET_MEM_ID>;
};
&gpio_intc {
@@ -469,6 +472,16 @@ 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 {