Add device tree bindings for the graphics clock controller on Qualcomm Technology Inc's SM8450 SoCs. Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx> --- .../bindings/clock/qcom,sm8450-gpucc.yaml | 73 ++++++++++++++++++++++ include/dt-bindings/clock/qcom,sm8450-gpucc.h | 48 ++++++++++++++ include/dt-bindings/reset/qcom,sm8450-gpucc.h | 20 ++++++ 3 files changed, 141 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8450-gpucc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm8450-gpucc.yaml new file mode 100644 index 000000000000..ad913b2daf0c --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,sm8450-gpucc.yaml @@ -0,0 +1,73 @@ +# 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@xxxxxxxxxx> + +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>; + }; + }; +... diff --git a/include/dt-bindings/clock/qcom,sm8450-gpucc.h b/include/dt-bindings/clock/qcom,sm8450-gpucc.h new file mode 100644 index 000000000000..712b171503d6 --- /dev/null +++ b/include/dt-bindings/clock/qcom,sm8450-gpucc.h @@ -0,0 +1,48 @@ +/* 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 diff --git a/include/dt-bindings/reset/qcom,sm8450-gpucc.h b/include/dt-bindings/reset/qcom,sm8450-gpucc.h new file mode 100644 index 000000000000..58ba8f987107 --- /dev/null +++ b/include/dt-bindings/reset/qcom,sm8450-gpucc.h @@ -0,0 +1,20 @@ +/* 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 -- 2.40.1
