Re: [PATCH v5 1/2] dt-bindings: interconnect: Add Qualcomm SM8550

From: Bjorn Andersson
Date: Mon Dec 05 2022 - 17:14:38 EST


On Sat, Dec 03, 2022 at 01:20:53AM +0200, Abel Vesa wrote:
> The Qualcomm SM8550 SoC has several bus fabrics that could be
> controlled and tuned dynamically according to the bandwidth demand.
>
> Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxx>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

@Georgi, would you mind picking this patch on its own, create a git tag
and share that tag with me (and then merge the tag into your tree...),
so that I can merge the dts patches ontop?

Thanks,
Bjorn

> ---
>
> Changes since v4:
> * Added Krzysztof's R-b tag
>
> .../interconnect/qcom,sm8550-rpmh.yaml | 139 +++++++++++++
> .../interconnect/qcom,sm8550-rpmh.h | 190 ++++++++++++++++++
> 2 files changed, 329 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/interconnect/qcom,sm8550-rpmh.yaml
> create mode 100644 include/dt-bindings/interconnect/qcom,sm8550-rpmh.h
>
> diff --git a/Documentation/devicetree/bindings/interconnect/qcom,sm8550-rpmh.yaml b/Documentation/devicetree/bindings/interconnect/qcom,sm8550-rpmh.yaml
> new file mode 100644
> index 000000000000..716bd21f6041
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interconnect/qcom,sm8550-rpmh.yaml
> @@ -0,0 +1,139 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/interconnect/qcom,sm8550-rpmh.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm RPMh Network-On-Chip Interconnect on SM8550
> +
> +maintainers:
> + - Abel Vesa <abel.vesa@xxxxxxxxxx>
> + - Neil Armstrong <neil.armstrong@xxxxxxxxxx>
> +
> +description: |
> + RPMh interconnect providers support system bandwidth requirements through
> + RPMh hardware accelerators known as Bus Clock Manager (BCM). The provider is
> + able to communicate with the BCM through the Resource State Coordinator (RSC)
> + associated with each execution environment. Provider nodes must point to at
> + least one RPMh device child node pertaining to their RSC and each provider
> + can map to multiple RPMh resources.
> +
> + See also:: include/dt-bindings/interconnect/qcom,sm8550-rpmh.h
> +
> +properties:
> + compatible:
> + enum:
> + - qcom,sm8550-aggre1-noc
> + - qcom,sm8550-aggre2-noc
> + - qcom,sm8550-clk-virt
> + - qcom,sm8550-cnoc-main
> + - qcom,sm8550-config-noc
> + - qcom,sm8550-gem-noc
> + - qcom,sm8550-lpass-ag-noc
> + - qcom,sm8550-lpass-lpiaon-noc
> + - qcom,sm8550-lpass-lpicx-noc
> + - qcom,sm8550-mc-virt
> + - qcom,sm8550-mmss-noc
> + - qcom,sm8550-nsp-noc
> + - qcom,sm8550-pcie-anoc
> + - qcom,sm8550-system-noc
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + minItems: 1
> + maxItems: 2
> +
> +allOf:
> + - $ref: qcom,rpmh-common.yaml#
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,sm8550-clk-virt
> + - qcom,sm8550-mc-virt
> + then:
> + properties:
> + reg: false
> + else:
> + required:
> + - reg
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,sm8550-pcie-anoc
> + then:
> + properties:
> + clocks:
> + items:
> + - description: aggre-NOC PCIe AXI clock
> + - description: cfg-NOC PCIe a-NOC AHB clock
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,sm8550-aggre1-noc
> + then:
> + properties:
> + clocks:
> + items:
> + - description: aggre UFS PHY AXI clock
> + - description: aggre USB3 PRIM AXI clock
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,sm8550-aggre2-noc
> + then:
> + properties:
> + clocks:
> + items:
> + - description: RPMH CC IPA clock
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - qcom,sm8550-aggre1-noc
> + - qcom,sm8550-aggre2-noc
> + - qcom,sm8550-pcie-anoc
> + then:
> + required:
> + - clocks
> + else:
> + properties:
> + clocks: false
> +
> +required:
> + - compatible
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/qcom,sm8550-gcc.h>
> +
> + clk_virt: interconnect-0 {
> + compatible = "qcom,sm8550-clk-virt";
> + #interconnect-cells = <2>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> +
> + aggre1_noc: interconnect@16e0000 {
> + compatible = "qcom,sm8550-aggre1-noc";
> + reg = <0x016e0000 0x14400>;
> + #interconnect-cells = <2>;
> + clocks = <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
> + <&gcc GCC_AGGRE_USB3_PRIM_AXI_CLK>;
> + qcom,bcm-voters = <&apps_bcm_voter>;
> + };
> diff --git a/include/dt-bindings/interconnect/qcom,sm8550-rpmh.h b/include/dt-bindings/interconnect/qcom,sm8550-rpmh.h
> new file mode 100644
> index 000000000000..9cfc67d0b032
> --- /dev/null
> +++ b/include/dt-bindings/interconnect/qcom,sm8550-rpmh.h
> @@ -0,0 +1,190 @@
> +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
> +/*
> + * Copyright (c) 2021, The Linux Foundation. All rights reserved.
> + * Copyright (c) 2022, Linaro Limited
> + */
> +
> +#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_SM8550_H
> +#define __DT_BINDINGS_INTERCONNECT_QCOM_SM8550_H
> +
> +#define MASTER_QSPI_0 0
> +#define MASTER_QUP_1 1
> +#define MASTER_SDCC_4 2
> +#define MASTER_UFS_MEM 3
> +#define MASTER_USB3_0 4
> +#define SLAVE_A1NOC_SNOC 5
> +
> +#define MASTER_QDSS_BAM 0
> +#define MASTER_QUP_2 1
> +#define MASTER_CRYPTO 2
> +#define MASTER_IPA 3
> +#define MASTER_SP 4
> +#define MASTER_QDSS_ETR 5
> +#define MASTER_QDSS_ETR_1 6
> +#define MASTER_SDCC_2 7
> +#define SLAVE_A2NOC_SNOC 8
> +
> +#define MASTER_QUP_CORE_0 0
> +#define MASTER_QUP_CORE_1 1
> +#define MASTER_QUP_CORE_2 2
> +#define SLAVE_QUP_CORE_0 3
> +#define SLAVE_QUP_CORE_1 4
> +#define SLAVE_QUP_CORE_2 5
> +
> +#define MASTER_CNOC_CFG 0
> +#define SLAVE_AHB2PHY_SOUTH 1
> +#define SLAVE_AHB2PHY_NORTH 2
> +#define SLAVE_APPSS 3
> +#define SLAVE_CAMERA_CFG 4
> +#define SLAVE_CLK_CTL 5
> +#define SLAVE_RBCPR_CX_CFG 6
> +#define SLAVE_RBCPR_MMCX_CFG 7
> +#define SLAVE_RBCPR_MXA_CFG 8
> +#define SLAVE_RBCPR_MXC_CFG 9
> +#define SLAVE_CPR_NSPCX 10
> +#define SLAVE_CRYPTO_0_CFG 11
> +#define SLAVE_CX_RDPM 12
> +#define SLAVE_DISPLAY_CFG 13
> +#define SLAVE_GFX3D_CFG 14
> +#define SLAVE_I2C 15
> +#define SLAVE_IMEM_CFG 16
> +#define SLAVE_IPA_CFG 17
> +#define SLAVE_IPC_ROUTER_CFG 18
> +#define SLAVE_CNOC_MSS 19
> +#define SLAVE_MX_RDPM 20
> +#define SLAVE_PCIE_0_CFG 21
> +#define SLAVE_PCIE_1_CFG 22
> +#define SLAVE_PDM 23
> +#define SLAVE_PIMEM_CFG 24
> +#define SLAVE_PRNG 25
> +#define SLAVE_QDSS_CFG 26
> +#define SLAVE_QSPI_0 27
> +#define SLAVE_QUP_1 28
> +#define SLAVE_QUP_2 29
> +#define SLAVE_SDCC_2 30
> +#define SLAVE_SDCC_4 31
> +#define SLAVE_SPSS_CFG 32
> +#define SLAVE_TCSR 33
> +#define SLAVE_TLMM 34
> +#define SLAVE_UFS_MEM_CFG 35
> +#define SLAVE_USB3_0 36
> +#define SLAVE_VENUS_CFG 37
> +#define SLAVE_VSENSE_CTRL_CFG 38
> +#define SLAVE_LPASS_QTB_CFG 39
> +#define SLAVE_CNOC_MNOC_CFG 40
> +#define SLAVE_NSP_QTB_CFG 41
> +#define SLAVE_PCIE_ANOC_CFG 42
> +#define SLAVE_QDSS_STM 43
> +#define SLAVE_TCU 44
> +
> +#define MASTER_GEM_NOC_CNOC 0
> +#define MASTER_GEM_NOC_PCIE_SNOC 1
> +#define SLAVE_AOSS 2
> +#define SLAVE_TME_CFG 3
> +#define SLAVE_CNOC_CFG 4
> +#define SLAVE_DDRSS_CFG 5
> +#define SLAVE_BOOT_IMEM 6
> +#define SLAVE_IMEM 7
> +#define SLAVE_PCIE_0 8
> +#define SLAVE_PCIE_1 9
> +
> +#define MASTER_GPU_TCU 0
> +#define MASTER_SYS_TCU 1
> +#define MASTER_APPSS_PROC 2
> +#define MASTER_GFX3D 3
> +#define MASTER_LPASS_GEM_NOC 4
> +#define MASTER_MSS_PROC 5
> +#define MASTER_MNOC_HF_MEM_NOC 6
> +#define MASTER_MNOC_SF_MEM_NOC 7
> +#define MASTER_COMPUTE_NOC 8
> +#define MASTER_ANOC_PCIE_GEM_NOC 9
> +#define MASTER_SNOC_GC_MEM_NOC 10
> +#define MASTER_SNOC_SF_MEM_NOC 11
> +#define SLAVE_GEM_NOC_CNOC 12
> +#define SLAVE_LLCC 13
> +#define SLAVE_MEM_NOC_PCIE_SNOC 14
> +#define MASTER_MNOC_HF_MEM_NOC_DISP 15
> +#define MASTER_ANOC_PCIE_GEM_NOC_DISP 16
> +#define SLAVE_LLCC_DISP 17
> +#define MASTER_MNOC_HF_MEM_NOC_CAM_IFE_0 18
> +#define MASTER_MNOC_SF_MEM_NOC_CAM_IFE_0 19
> +#define MASTER_ANOC_PCIE_GEM_NOC_CAM_IFE_0 20
> +#define SLAVE_LLCC_CAM_IFE_0 21
> +#define MASTER_MNOC_HF_MEM_NOC_CAM_IFE_1 22
> +#define MASTER_MNOC_SF_MEM_NOC_CAM_IFE_1 23
> +#define MASTER_ANOC_PCIE_GEM_NOC_CAM_IFE_1 24
> +#define SLAVE_LLCC_CAM_IFE_1 25
> +#define MASTER_MNOC_HF_MEM_NOC_CAM_IFE_2 26
> +#define MASTER_MNOC_SF_MEM_NOC_CAM_IFE_2 27
> +#define MASTER_ANOC_PCIE_GEM_NOC_CAM_IFE_2 28
> +#define SLAVE_LLCC_CAM_IFE_2 29
> +
> +
> +#define MASTER_LPIAON_NOC 0
> +#define SLAVE_LPASS_GEM_NOC 1
> +
> +#define MASTER_LPASS_LPINOC 0
> +#define SLAVE_LPIAON_NOC_LPASS_AG_NOC 1
> +
> +#define MASTER_LPASS_PROC 0
> +#define SLAVE_LPICX_NOC_LPIAON_NOC 1
> +
> +#define MASTER_LLCC 0
> +#define SLAVE_EBI1 1
> +#define MASTER_LLCC_DISP 2
> +#define SLAVE_EBI1_DISP 3
> +#define MASTER_LLCC_CAM_IFE_0 4
> +#define SLAVE_EBI1_CAM_IFE_0 5
> +#define MASTER_LLCC_CAM_IFE_1 6
> +#define SLAVE_EBI1_CAM_IFE_1 7
> +#define MASTER_LLCC_CAM_IFE_2 8
> +#define SLAVE_EBI1_CAM_IFE_2 9
> +
> +#define MASTER_CAMNOC_HF 0
> +#define MASTER_CAMNOC_ICP 1
> +#define MASTER_CAMNOC_SF 2
> +#define MASTER_MDP 3
> +#define MASTER_CDSP_HCP 4
> +#define MASTER_VIDEO 5
> +#define MASTER_VIDEO_CV_PROC 6
> +#define MASTER_VIDEO_PROC 7
> +#define MASTER_VIDEO_V_PROC 8
> +#define MASTER_CNOC_MNOC_CFG 9
> +#define SLAVE_MNOC_HF_MEM_NOC 10
> +#define SLAVE_MNOC_SF_MEM_NOC 11
> +#define SLAVE_SERVICE_MNOC 12
> +#define MASTER_MDP_DISP 13
> +#define SLAVE_MNOC_HF_MEM_NOC_DISP 14
> +#define MASTER_CAMNOC_HF_CAM_IFE_0 15
> +#define MASTER_CAMNOC_ICP_CAM_IFE_0 16
> +#define MASTER_CAMNOC_SF_CAM_IFE_0 17
> +#define SLAVE_MNOC_HF_MEM_NOC_CAM_IFE_0 18
> +#define SLAVE_MNOC_SF_MEM_NOC_CAM_IFE_0 19
> +#define MASTER_CAMNOC_HF_CAM_IFE_1 20
> +#define MASTER_CAMNOC_ICP_CAM_IFE_1 21
> +#define MASTER_CAMNOC_SF_CAM_IFE_1 22
> +#define SLAVE_MNOC_HF_MEM_NOC_CAM_IFE_1 23
> +#define SLAVE_MNOC_SF_MEM_NOC_CAM_IFE_1 24
> +#define MASTER_CAMNOC_HF_CAM_IFE_2 25
> +#define MASTER_CAMNOC_ICP_CAM_IFE_2 26
> +#define MASTER_CAMNOC_SF_CAM_IFE_2 27
> +#define SLAVE_MNOC_HF_MEM_NOC_CAM_IFE_2 28
> +#define SLAVE_MNOC_SF_MEM_NOC_CAM_IFE_2 29
> +
> +#define MASTER_CDSP_PROC 0
> +#define SLAVE_CDSP_MEM_NOC 1
> +
> +#define MASTER_PCIE_ANOC_CFG 0
> +#define MASTER_PCIE_0 1
> +#define MASTER_PCIE_1 2
> +#define SLAVE_ANOC_PCIE_GEM_NOC 3
> +#define SLAVE_SERVICE_PCIE_ANOC 4
> +
> +#define MASTER_GIC_AHB 0
> +#define MASTER_A1NOC_SNOC 1
> +#define MASTER_A2NOC_SNOC 2
> +#define MASTER_GIC 3
> +#define SLAVE_SNOC_GEM_NOC_GC 4
> +#define SLAVE_SNOC_GEM_NOC_SF 5
> +
> +#endif
> --
> 2.34.1
>