From: Lin Huang <hl@xxxxxxxxxxxxxx> These are required to support DDR DVFS on rk3399 platform. Signed-off-by: Lin Huang <hl@xxxxxxxxxxxxxx> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx> Signed-off-by: Gaël PORTAY <gael.portay@xxxxxxxxxxxxx> Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx> --- arch/arm64/boot/dts/rockchip/rk3399.dtsi | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index edbbf35fe19e..6f23d99236fe 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -1937,6 +1937,25 @@ status = "disabled"; }; + dfi: dfi@ff630000 { + reg = <0x00 0xff630000 0x00 0x4000>; + compatible = "rockchip,rk3399-dfi"; + rockchip,pmu = <&pmugrf>; + interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&cru PCLK_DDR_MON>; + clock-names = "pclk_ddr_mon"; + status = "disabled"; + }; + + dmc: dmc { + compatible = "rockchip,rk3399-dmc"; + rockchip,pmu = <&pmugrf>; + devfreq-events = <&dfi>; + clocks = <&cru SCLK_DDRC>; + clock-names = "dmc_clk"; + status = "disabled"; + }; + pinctrl: pinctrl { compatible = "rockchip,rk3399-pinctrl"; rockchip,grf = <&grf>; -- 2.17.1