From: Shawn Guo <shawnguo@kernel.org> To: Martin Kepplinger <martin.kepplinger@puri.sm> Cc: robh@kernel.org, festevam@gmail.com, catalin.marinas@arm.com, will@kernel.org, georgi.djakov@linaro.org, cdleonard@gmail.com, kernel@pengutronix.de, linux-imx@nxp.com, kernel@puri.sm, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Leonard Crestez <leonard.crestez@nxp.com> Subject: Re: [PATCH v3 1/6] arm64: dts: imx8mq: Add NOC node Date: Thu, 7 Jan 2021 13:12:50 +0800 [thread overview] Message-ID: <20210107051250.GD28365@dragon> (raw) In-Reply-To: <20201210100906.18205-2-martin.kepplinger@puri.sm> On Thu, Dec 10, 2020 at 11:09:01AM +0100, Martin Kepplinger wrote: > From: Leonard Crestez <leonard.crestez@nxp.com> > > Add initial support for dynamic frequency scaling of the main NOC > on imx8mq. > > Make DDRC the parent of the NOC (using passive governor) so that the > main NOC is automatically scaled together with DDRC by default. > > Support for proactive scaling via interconnect will come on top. > > Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com> > Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm> > --- > arch/arm64/boot/dts/freescale/imx8mq.dtsi | 22 ++++++++++++++++++++++ > 1 file changed, 22 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi > index a841a023e8e0..9c9d68a14e69 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi > @@ -1158,6 +1158,28 @@ > }; > }; > > + noc: interconnect@32700000 { > + compatible = "fsl,imx8mq-noc", "fsl,imx8m-noc"; > + reg = <0x32700000 0x100000>; > + clocks = <&clk IMX8MQ_CLK_NOC>; > + fsl,ddrc = <&ddrc>; > + operating-points-v2 = <&noc_opp_table>; > + > + noc_opp_table: opp-table { > + compatible = "operating-points-v2"; > + > + opp-133M { > + opp-hz = /bits/ 64 <133333333>; > + }; Please have a newline between nodes. Shawn > + opp-400M { > + opp-hz = /bits/ 64 <400000000>; > + }; > + opp-800M { > + opp-hz = /bits/ 64 <800000000>; > + }; > + }; > + }; > + > bus@32c00000 { /* AIPS4 */ > compatible = "fsl,aips-bus", "simple-bus"; > reg = <0x32c00000 0x400000>; > -- > 2.20.1 >
WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org> To: Martin Kepplinger <martin.kepplinger@puri.sm> Cc: kernel@puri.sm, cdleonard@gmail.com, devicetree@vger.kernel.org, will@kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-imx@nxp.com, kernel@pengutronix.de, catalin.marinas@arm.com, Leonard Crestez <leonard.crestez@nxp.com>, festevam@gmail.com, georgi.djakov@linaro.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v3 1/6] arm64: dts: imx8mq: Add NOC node Date: Thu, 7 Jan 2021 13:12:50 +0800 [thread overview] Message-ID: <20210107051250.GD28365@dragon> (raw) In-Reply-To: <20201210100906.18205-2-martin.kepplinger@puri.sm> On Thu, Dec 10, 2020 at 11:09:01AM +0100, Martin Kepplinger wrote: > From: Leonard Crestez <leonard.crestez@nxp.com> > > Add initial support for dynamic frequency scaling of the main NOC > on imx8mq. > > Make DDRC the parent of the NOC (using passive governor) so that the > main NOC is automatically scaled together with DDRC by default. > > Support for proactive scaling via interconnect will come on top. > > Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com> > Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm> > --- > arch/arm64/boot/dts/freescale/imx8mq.dtsi | 22 ++++++++++++++++++++++ > 1 file changed, 22 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi > index a841a023e8e0..9c9d68a14e69 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi > @@ -1158,6 +1158,28 @@ > }; > }; > > + noc: interconnect@32700000 { > + compatible = "fsl,imx8mq-noc", "fsl,imx8m-noc"; > + reg = <0x32700000 0x100000>; > + clocks = <&clk IMX8MQ_CLK_NOC>; > + fsl,ddrc = <&ddrc>; > + operating-points-v2 = <&noc_opp_table>; > + > + noc_opp_table: opp-table { > + compatible = "operating-points-v2"; > + > + opp-133M { > + opp-hz = /bits/ 64 <133333333>; > + }; Please have a newline between nodes. Shawn > + opp-400M { > + opp-hz = /bits/ 64 <400000000>; > + }; > + opp-800M { > + opp-hz = /bits/ 64 <800000000>; > + }; > + }; > + }; > + > bus@32c00000 { /* AIPS4 */ > compatible = "fsl,aips-bus", "simple-bus"; > reg = <0x32c00000 0x400000>; > -- > 2.20.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-01-07 5:13 UTC|newest] Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-12-10 10:09 [PATCH v3 0/6] imx8mq: updates for the interconnect fabric Martin Kepplinger 2020-12-10 10:09 ` Martin Kepplinger 2020-12-10 10:09 ` [PATCH v3 1/6] arm64: dts: imx8mq: Add NOC node Martin Kepplinger 2020-12-10 10:09 ` Martin Kepplinger 2021-01-04 14:53 ` Georgi Djakov 2021-01-04 14:53 ` Georgi Djakov 2021-01-07 5:12 ` Shawn Guo [this message] 2021-01-07 5:12 ` Shawn Guo 2020-12-10 10:09 ` [PATCH v3 2/6] arm64: dts: imx8mq: Add interconnect provider property Martin Kepplinger 2020-12-10 10:09 ` Martin Kepplinger 2021-01-04 14:53 ` Georgi Djakov 2021-01-04 14:53 ` Georgi Djakov 2020-12-10 10:09 ` [PATCH v3 3/6] arm64: dts: imx8mq: Add interconnect for lcdif Martin Kepplinger 2020-12-10 10:09 ` Martin Kepplinger 2021-01-04 14:54 ` Georgi Djakov 2021-01-04 14:54 ` Georgi Djakov 2020-12-10 10:09 ` [PATCH v3 4/6] dt-bindings: mxsfb: Add interconnect bindings for LCDIF path Martin Kepplinger 2020-12-10 10:09 ` Martin Kepplinger 2020-12-10 10:09 ` [PATCH v3 5/6] interconnect: imx8mq: Use icc_sync_state Martin Kepplinger 2020-12-10 10:09 ` Martin Kepplinger 2020-12-10 10:09 ` [PATCH v3 6/6] arm64: defconfig: Enable interconnect for imx8mq Martin Kepplinger 2020-12-10 10:09 ` Martin Kepplinger 2021-01-04 14:55 ` Georgi Djakov 2021-01-04 14:55 ` Georgi Djakov
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