Add device tree bindings for graphics clock controller for Qualcomm Technology Inc's SM8350 SoCs. Signed-off-by: Robert Foss <robert.foss@xxxxxxxxxx> Reviewed-by: Dmitry Baryshkov <dmityr.baryshkov@xxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- Changes since v3 - Separate from qcom,gpucc - Remove clock-names - Make example sm8350 based - Changed author to me due to size of changes Changes since v5 - Add Ack - Rob Changes since v5 - Reverted split from dispcc-sm8250 - Re-added tags from v3 .../bindings/clock/qcom,gpucc-sm8350.yaml | 72 +++++++++++++++++++ include/dt-bindings/clock/qcom,gpucc-sm8350.h | 52 ++++++++++++++ 2 files changed, 124 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/qcom,gpucc-sm8350.yaml create mode 100644 include/dt-bindings/clock/qcom,gpucc-sm8350.h diff --git a/Documentation/devicetree/bindings/clock/qcom,gpucc-sm8350.yaml b/Documentation/devicetree/bindings/clock/qcom,gpucc-sm8350.yaml new file mode 100644 index 000000000000..0a0546c079a9 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,gpucc-sm8350.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,gpucc-sm8350.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Graphics Clock & Reset Controller Binding + +maintainers: + - Robert Foss <robert.foss@xxxxxxxxxx> + +description: | + Qualcomm graphics clock control module which supports the clocks, resets and + power domains on Qualcomm SoCs. + + See also: + dt-bindings/clock/qcom,gpucc-sm8350.h + +properties: + compatible: + enum: + - qcom,sm8350-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-sm8350.h> + #include <dt-bindings/clock/qcom,rpmh.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + clock-controller@3d90000 { + compatible = "qcom,sm8350-gpucc"; + reg = <0 0x03d90000 0 0x9000>; + 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,gpucc-sm8350.h b/include/dt-bindings/clock/qcom,gpucc-sm8350.h new file mode 100644 index 000000000000..2ca857f5bfd2 --- /dev/null +++ b/include/dt-bindings/clock/qcom,gpucc-sm8350.h @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2022, The Linux Foundation. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_GPU_CC_SM8350_H +#define _DT_BINDINGS_CLK_QCOM_GPU_CC_SM8350_H + +/* GPU_CC clocks */ +#define GPU_CC_AHB_CLK 0 +#define GPU_CC_CB_CLK 1 +#define GPU_CC_CRC_AHB_CLK 2 +#define GPU_CC_CX_APB_CLK 3 +#define GPU_CC_CX_GMU_CLK 4 +#define GPU_CC_CX_QDSS_AT_CLK 5 +#define GPU_CC_CX_QDSS_TRIG_CLK 6 +#define GPU_CC_CX_QDSS_TSCTR_CLK 7 +#define GPU_CC_CX_SNOC_DVM_CLK 8 +#define GPU_CC_CXO_AON_CLK 9 +#define GPU_CC_CXO_CLK 10 +#define GPU_CC_FREQ_MEASURE_CLK 11 +#define GPU_CC_GMU_CLK_SRC 12 +#define GPU_CC_GX_GMU_CLK 13 +#define GPU_CC_GX_QDSS_TSCTR_CLK 14 +#define GPU_CC_GX_VSENSE_CLK 15 +#define GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK 16 +#define GPU_CC_HUB_AHB_DIV_CLK_SRC 17 +#define GPU_CC_HUB_AON_CLK 18 +#define GPU_CC_HUB_CLK_SRC 19 +#define GPU_CC_HUB_CX_INT_CLK 20 +#define GPU_CC_HUB_CX_INT_DIV_CLK_SRC 21 +#define GPU_CC_MND1X_0_GFX3D_CLK 22 +#define GPU_CC_MND1X_1_GFX3D_CLK 23 +#define GPU_CC_PLL0 24 +#define GPU_CC_PLL1 25 +#define GPU_CC_SLEEP_CLK 26 + +/* GPU_CC resets */ +#define GPUCC_GPU_CC_ACD_BCR 0 +#define GPUCC_GPU_CC_CB_BCR 1 +#define GPUCC_GPU_CC_CX_BCR 2 +#define GPUCC_GPU_CC_FAST_HUB_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 + +/* GPU_CC GDSCRs */ +#define GPU_CX_GDSC 0 +#define GPU_GX_GDSC 1 + +#endif -- 2.34.1
