| Message ID | 20240829082830.56959-8-quic_varada@quicinc.com |
|---|---|
| State | New |
| Headers | show |
| Series | Add NSS clock controller support for Qualcomm IPQ5332 | expand |
On Thu, Aug 29, 2024 at 01:21:20PM +0300, Dmitry Baryshkov wrote: > On Thu, Aug 29, 2024 at 01:58:29PM GMT, Varadarajan Narayanan wrote: > > From: Kathiravan Thirumoorthy <quic_kathirav@quicinc.com> > > > > Describe the NSS clock controller node and it's relevant external > > clocks. > > Who generates these clocks? 300 MHz crystal? These two clocks are from the output clocks of CMN PLL. IPQ5332 CMN PLL patches similar to [1] are in the pipeline and should get posted soon. 1: https://lore.kernel.org/all/20241015-qcom_ipq_cmnpll-v4-0-27817fbe3505@quicinc.com/ Thanks Varada > > Signed-off-by: Kathiravan Thirumoorthy <quic_kathirav@quicinc.com> > > Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com> > > --- > > v5: Remove #power-domain-cells > > Add #interconnect-cells > > --- > > arch/arm64/boot/dts/qcom/ipq5332.dtsi | 28 +++++++++++++++++++++++++++ > > 1 file changed, 28 insertions(+) > > > > diff --git a/arch/arm64/boot/dts/qcom/ipq5332.dtsi b/arch/arm64/boot/dts/qcom/ipq5332.dtsi > > index 71328b223531..1cc614de845c 100644 > > --- a/arch/arm64/boot/dts/qcom/ipq5332.dtsi > > +++ b/arch/arm64/boot/dts/qcom/ipq5332.dtsi > > @@ -16,6 +16,18 @@ / { > > #size-cells = <2>; > > > > clocks { > > + cmn_pll_nss_200m_clk: cmn-pll-nss-200m-clk { > > + compatible = "fixed-clock"; > > + clock-frequency = <200000000>; > > + #clock-cells = <0>; > > + }; > > + > > + cmn_pll_nss_300m_clk: cmn-pll-nss-300m-clk { > > + compatible = "fixed-clock"; > > + clock-frequency = <300000000>; > > + #clock-cells = <0>; > > + }; > > + > > sleep_clk: sleep-clk { > > compatible = "fixed-clock"; > > #clock-cells = <0>; > > @@ -479,6 +491,22 @@ frame@b128000 { > > status = "disabled"; > > }; > > }; > > + > > + nsscc: clock-controller@39b00000 { > > + compatible = "qcom,ipq5332-nsscc"; > > + reg = <0x39b00000 0x80000>; > > + clocks = <&cmn_pll_nss_200m_clk>, > > + <&cmn_pll_nss_300m_clk>, > > + <&gcc GPLL0_OUT_AUX>, > > + <0>, > > + <0>, > > + <0>, > > + <0>, > > + <&xo_board>; > > + #clock-cells = <1>; > > + #reset-cells = <1>; > > + #interconnect-cells = <1>; > > + }; > > }; > > > > timer { > > -- > > 2.34.1 > > > > -- > With best wishes > Dmitry
diff --git a/arch/arm64/boot/dts/qcom/ipq5332.dtsi b/arch/arm64/boot/dts/qcom/ipq5332.dtsi index 71328b223531..1cc614de845c 100644 --- a/arch/arm64/boot/dts/qcom/ipq5332.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq5332.dtsi @@ -16,6 +16,18 @@ / { #size-cells = <2>; clocks { + cmn_pll_nss_200m_clk: cmn-pll-nss-200m-clk { + compatible = "fixed-clock"; + clock-frequency = <200000000>; + #clock-cells = <0>; + }; + + cmn_pll_nss_300m_clk: cmn-pll-nss-300m-clk { + compatible = "fixed-clock"; + clock-frequency = <300000000>; + #clock-cells = <0>; + }; + sleep_clk: sleep-clk { compatible = "fixed-clock"; #clock-cells = <0>; @@ -479,6 +491,22 @@ frame@b128000 { status = "disabled"; }; }; + + nsscc: clock-controller@39b00000 { + compatible = "qcom,ipq5332-nsscc"; + reg = <0x39b00000 0x80000>; + clocks = <&cmn_pll_nss_200m_clk>, + <&cmn_pll_nss_300m_clk>, + <&gcc GPLL0_OUT_AUX>, + <0>, + <0>, + <0>, + <0>, + <&xo_board>; + #clock-cells = <1>; + #reset-cells = <1>; + #interconnect-cells = <1>; + }; }; timer {