This adds the power controller PWRC node and the corresponding ethernet power domain.
Signed-off-by: Neil Armstrong <[email protected]> --- arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi index b9efc8469265..288667699ec0 100644 --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi @@ -12,6 +12,7 @@ #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/reset/amlogic,meson-axg-audio-arb.h> #include <dt-bindings/reset/amlogic,meson-axg-reset.h> +#include <dt-bindings/power/meson-axg-power.h> / { compatible = "amlogic,meson-axg"; @@ -187,6 +188,7 @@ ethmac: ethernet@ff3f0000 { "timing-adjustment"; rx-fifo-depth = <4096>; tx-fifo-depth = <2048>; + power-domains = <&pwrc PWRC_AXG_ETHERNET_MEM_ID>; status = "disabled"; }; @@ -1117,6 +1119,46 @@ clkc: clock-controller { clocks = <&xtal>; clock-names = "xtal"; }; + + pwrc: power-controller { + compatible = "amlogic,meson-axg-pwrc"; + #power-domain-cells = <1>; + amlogic,ao-sysctrl = <&sysctrl_AO>; + resets = <&reset RESET_VIU>, + <&reset RESET_VENC>, + <&reset RESET_VCBUS>, + <&reset RESET_VENCL>, + <&reset RESET_VID_LOCK>; + reset-names = "viu", "venc", "vcbus", + "vencl", "vid_lock"; + clocks = <&clkc CLKID_VPU>, + <&clkc CLKID_VAPB>; + clock-names = "vpu", "vapb"; + /* + * VPU clocking is provided by two identical clock paths + * VPU_0 and VPU_1 muxed to a single clock by a glitch + * free mux to safely change frequency while running. + * Same for VAPB but with a final gate after the glitch free mux. + */ + assigned-clocks = <&clkc CLKID_VPU_0_SEL>, + <&clkc CLKID_VPU_0>, + <&clkc CLKID_VPU>, /* Glitch free mux */ + <&clkc CLKID_VAPB_0_SEL>, + <&clkc CLKID_VAPB_0>, + <&clkc CLKID_VAPB_SEL>; /* Glitch free mux */ + assigned-clock-parents = <&clkc CLKID_FCLK_DIV4>, + <0>, /* Do Nothing */ + <&clkc CLKID_VPU_0>, + <&clkc CLKID_FCLK_DIV4>, + <0>, /* Do Nothing */ + <&clkc CLKID_VAPB_0>; + assigned-clock-rates = <0>, /* Do Nothing */ + <250000000>, + <0>, /* Do Nothing */ + <0>, /* Do Nothing */ + <250000000>, + <0>; /* Do Nothing */ + }; }; }; -- 2.25.1
