Re: [RESEND] arm64: dts: imx8m: Add NOC nodes

From: Georgi Djakov
Date: Wed Jul 01 2020 - 13:40:02 EST


Hi Abel,

On 6/23/20 12:47, Abel Vesa wrote:
> From: Leonard Crestez <leonard.crestez@xxxxxxx>
>
> Add nodes for the main interconnect of the imx8m series chips.
>
> These nodes are bound to by devfreq and interconnect drivers.
>
> Signed-off-by: Leonard Crestez <leonard.crestez@xxxxxxx>
> Signed-off-by: Abel Vesa <abel.vesa@xxxxxxx>
> Tested-by: Martin Kepplinger <martin.kepplinger@xxxxxxx>
> ---
>
> This is part of the following patchset:
>
> https://www.spinics.net/lists/arm-kernel/msg797026.html

Nit: Looks like the previous version is also including the dt-bindings
headers, but this part is missing here?

In any case:
Acked-by: Georgi Djakov <georgi.djakov@xxxxxxxxxx>

>
> All the patches are already in except this one.
>
> arch/arm64/boot/dts/freescale/imx8mm.dtsi | 23 +++++++++++++++++++++++
> arch/arm64/boot/dts/freescale/imx8mn.dtsi | 23 +++++++++++++++++++++++
> arch/arm64/boot/dts/freescale/imx8mq.dtsi | 23 +++++++++++++++++++++++
> 3 files changed, 69 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> index c6bf8ba..00b96da 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> @@ -869,6 +869,29 @@
>
> };
>
> + noc: interconnect@32700000 {
> + compatible = "fsl,imx8mm-noc", "fsl,imx8m-noc";
> + reg = <0x32700000 0x100000>;
> + clocks = <&clk IMX8MM_CLK_NOC>;
> + fsl,ddrc = <&ddrc>;
> + #interconnect-cells = <1>;
> + operating-points-v2 = <&noc_opp_table>;
> +
> + noc_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-150M {
> + opp-hz = /bits/ 64 <150000000>;
> + };
> + opp-375M {
> + opp-hz = /bits/ 64 <375000000>;
> + };
> + opp-750M {
> + opp-hz = /bits/ 64 <750000000>;
> + };
> + };
> + };
> +
> aips4: bus@32c00000 {
> compatible = "fsl,aips-bus", "simple-bus";
> reg = <0x32c00000 0x400000>;
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> index 9a4b65a..656fa9b 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> @@ -756,6 +756,29 @@
>
> };
>
> + noc: interconnect@32700000 {
> + compatible = "fsl,imx8mn-noc", "fsl,imx8m-noc";
> + reg = <0x32700000 0x100000>;
> + clocks = <&clk IMX8MN_CLK_NOC>;
> + fsl,ddrc = <&ddrc>;
> + #interconnect-cells = <1>;
> + operating-points-v2 = <&noc_opp_table>;
> +
> + noc_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-100M {
> + opp-hz = /bits/ 64 <100000000>;
> + };
> + opp-600M {
> + opp-hz = /bits/ 64 <600000000>;
> + };
> + opp-800M {
> + opp-hz = /bits/ 64 <800000000>;
> + };
> + };
> + };
> +
> aips4: bus@32c00000 {
> compatible = "fsl,aips-bus", "simple-bus";
> reg = <0x32c00000 0x400000>;
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index 54bed64..6c24ec1 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -1037,6 +1037,29 @@
> };
> };
>
> + noc: interconnect@32700000 {
> + compatible = "fsl,imx8mq-noc", "fsl,imx8m-noc";
> + reg = <0x32700000 0x100000>;
> + clocks = <&clk IMX8MQ_CLK_NOC>;
> + fsl,ddrc = <&ddrc>;
> + #interconnect-cells = <1>;
> + operating-points-v2 = <&noc_opp_table>;
> +
> + noc_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-133M {
> + opp-hz = /bits/ 64 <133333333>;
> + };
> + 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>;
>