Commit 63f4e4b6 authored by Konrad Dybcio's avatar Konrad Dybcio Committed by Bjorn Andersson
Browse files

dt-bindings: clock: Add Qcom SM8450 GPUCC



Add device tree bindings for the graphics clock controller on Qualcomm
Technology Inc's SM8450 SoCs.

Signed-off-by: default avatarKonrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230517-topic-waipio-gpucc-v1-1-4f40e282af1d@linaro.org
parent ac9a7868
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/qcom,sm8450-gpucc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Graphics Clock & Reset Controller on SM8450

maintainers:
  - Konrad Dybcio <konrad.dybcio@linaro.org>

description: |
  Qualcomm graphics clock control module provides the clocks, resets and power
  domains on Qualcomm SoCs.

  See also::
    include/dt-bindings/clock/qcom,sm8450-gpucc.h
    include/dt-bindings/reset/qcom,sm8450-gpucc.h

properties:
  compatible:
    enum:
      - qcom,sm8450-gpucc

  clocks:
    items:
      - description: Board XO source
      - description: GPLL0 main branch source
      - description: GPLL0 div branch source

  '#clock-cells':
    const: 1

  '#reset-cells':
    const: 1

  '#power-domain-cells':
    const: 1

  reg:
    maxItems: 1

required:
  - compatible
  - reg
  - clocks
  - '#clock-cells'
  - '#reset-cells'
  - '#power-domain-cells'

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,gcc-sm8450.h>
    #include <dt-bindings/clock/qcom,rpmh.h>

    soc {
        #address-cells = <2>;
        #size-cells = <2>;

        clock-controller@3d90000 {
            compatible = "qcom,sm8450-gpucc";
            reg = <0 0x03d90000 0 0xa000>;
            clocks = <&rpmhcc RPMH_CXO_CLK>,
                     <&gcc GCC_GPU_GPLL0_CLK_SRC>,
                     <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>;
            #clock-cells = <1>;
            #reset-cells = <1>;
            #power-domain-cells = <1>;
        };
    };
...
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/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
/*
 * Copyright (c) 2020, The Linux Foundation. All rights reserved.
 * Copyright (c) 2023, Linaro Limited
 */

#ifndef _DT_BINDINGS_CLK_QCOM_GPU_CC_SM8450_H
#define _DT_BINDINGS_CLK_QCOM_GPU_CC_SM8450_H

/* Clocks */
#define GPU_CC_AHB_CLK				0
#define GPU_CC_CRC_AHB_CLK			1
#define GPU_CC_CX_APB_CLK			2
#define GPU_CC_CX_FF_CLK			3
#define GPU_CC_CX_GMU_CLK			4
#define GPU_CC_CX_SNOC_DVM_CLK			5
#define GPU_CC_CXO_AON_CLK			6
#define GPU_CC_CXO_CLK				7
#define GPU_CC_DEMET_CLK			8
#define GPU_CC_DEMET_DIV_CLK_SRC		9
#define GPU_CC_FF_CLK_SRC			10
#define GPU_CC_FREQ_MEASURE_CLK			11
#define GPU_CC_GMU_CLK_SRC			12
#define GPU_CC_GX_FF_CLK			13
#define GPU_CC_GX_GFX3D_CLK			14
#define GPU_CC_GX_GFX3D_RDVM_CLK		15
#define GPU_CC_GX_GMU_CLK			16
#define GPU_CC_GX_VSENSE_CLK			17
#define GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK		18
#define GPU_CC_HUB_AHB_DIV_CLK_SRC		19
#define GPU_CC_HUB_AON_CLK			20
#define GPU_CC_HUB_CLK_SRC			21
#define GPU_CC_HUB_CX_INT_CLK			22
#define GPU_CC_HUB_CX_INT_DIV_CLK_SRC		23
#define GPU_CC_MEMNOC_GFX_CLK			24
#define GPU_CC_MND1X_0_GFX3D_CLK		25
#define GPU_CC_MND1X_1_GFX3D_CLK		26
#define GPU_CC_PLL0				27
#define GPU_CC_PLL1				28
#define GPU_CC_SLEEP_CLK			29
#define GPU_CC_XO_CLK_SRC			30
#define GPU_CC_XO_DIV_CLK_SRC			31

/* GDSCs */
#define GPU_GX_GDSC				0
#define GPU_CX_GDSC				1

#endif
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/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
/*
 * Copyright (c) 2019, The Linux Foundation. All rights reserved.
 * Copyright (c) 2023, Linaro Limited
 */

#ifndef _DT_BINDINGS_RESET_QCOM_GPU_CC_SM8450_H
#define _DT_BINDINGS_RESET_QCOM_GPU_CC_SM8450_H

#define GPUCC_GPU_CC_ACD_BCR			0
#define GPUCC_GPU_CC_CX_BCR			1
#define GPUCC_GPU_CC_FAST_HUB_BCR		2
#define GPUCC_GPU_CC_FF_BCR			3
#define GPUCC_GPU_CC_GFX3D_AON_BCR		4
#define GPUCC_GPU_CC_GMU_BCR			5
#define GPUCC_GPU_CC_GX_BCR			6
#define GPUCC_GPU_CC_XO_BCR			7
#define GPUCC_GPU_CC_GX_ACD_IROOT_BCR		8

#endif