On Tue, 3 Oct 2023 at 13:04, Rohit Agarwal <quic_rohiagar@xxxxxxxxxxx> wrote:
>
> Add interconnect nodes to support interconnects on SDX75.
> Also parallely add the interconnect property for UART required
> so that the bootup to shell does not break with interconnects
> in place.
>
> Signed-off-by: Rohit Agarwal <quic_rohiagar@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sdx75.dtsi | 52 +++++++++++++++++++++++++++++++++++++
> 1 file changed, 52 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdx75.dtsi b/arch/arm64/boot/dts/qcom/sdx75.dtsi
> index e180aa4..ac0b785 100644
> --- a/arch/arm64/boot/dts/qcom/sdx75.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdx75.dtsi
> @@ -8,6 +8,8 @@
>
> #include <dt-bindings/clock/qcom,rpmh.h>
> #include <dt-bindings/clock/qcom,sdx75-gcc.h>
> +#include <dt-bindings/interconnect/qcom,icc.h>
> +#include <dt-bindings/interconnect/qcom,sdx75.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/power/qcom,rpmhpd.h>
> #include <dt-bindings/power/qcom-rpmpd.h>
> @@ -197,6 +199,19 @@
> };
> };
>
> + clk_virt: interconnect-0 {
> + compatible = "qcom,sdx75-clk-virt";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + clocks = <&rpmhcc RPMH_QPIC_CLK>;
> + };
> +
> + mc_virt: interconnect-1 {
> + compatible = "qcom,sdx75-mc-virt";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
Interconnect comes after firmware, 'i' > 'f'.
> +
> firmware {
> scm: scm {
> compatible = "qcom,scm-sdx75", "qcom,scm";
> @@ -434,6 +449,9 @@
> clock-names = "m-ahb",
> "s-ahb";
> iommus = <&apps_smmu 0xe3 0x0>;
> + interconnects = <&clk_virt MASTER_QUP_CORE_0 QCOM_ICC_TAG_ALWAYS
> + &clk_virt SLAVE_QUP_CORE_0 QCOM_ICC_TAG_ALWAYS>;
> + interconnect-names = "qup-core";
> #address-cells = <2>;
> #size-cells = <2>;
> ranges;
> @@ -444,6 +462,12 @@
> reg = <0x0 0x00984000 0x0 0x4000>;
> clocks = <&gcc GCC_QUPV3_WRAP0_S1_CLK>;
> clock-names = "se";
> + interconnects = <&clk_virt MASTER_QUP_CORE_0 QCOM_ICC_TAG_ALWAYS
> + &clk_virt SLAVE_QUP_CORE_0 QCOM_ICC_TAG_ALWAYS>,
> + <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
> + &system_noc SLAVE_QUP_0 QCOM_ICC_TAG_ALWAYS>;
> + interconnect-names = "qup-core",
> + "qup-config";
> interrupts = <GIC_SPI 338 IRQ_TYPE_LEVEL_HIGH>;
> pinctrl-0 = <&qupv3_se1_2uart_active>;
> pinctrl-1 = <&qupv3_se1_2uart_sleep>;
> @@ -453,6 +477,20 @@
> };
> };
>
> + system_noc: interconnect@1640000 {
> + compatible = "qcom,sdx75-system-noc";
> + reg = <0x0 0x01640000 0x0 0x4b400>;
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + pcie_anoc: interconnect@16c0000 {
> + compatible = "qcom,sdx75-pcie-anoc";
> + reg = <0x0 0x016c0000 0x0 0x14200>;
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> tcsr_mutex: hwlock@1f40000 {
> compatible = "qcom,tcsr-mutex";
> reg = <0x0 0x01f40000 0x0 0x40000>;
> @@ -733,6 +771,20 @@
> #freq-domain-cells = <1>;
> #clock-cells = <1>;
> };
> +
> + dc_noc: interconnect@190e0000 {
> + compatible = "qcom,sdx75-dc-noc";
> + reg = <0x0 0x190e0000 0x0 0x8200>;
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + gem_noc: interconnect@19100000 {
> + compatible = "qcom,sdx75-gem-noc";
> + reg = <0x0 0x19100000 0x0 0x34080>;
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> };
>
> timer {
> --
> 2.7.4
>
--
With best wishes
Dmitry
