From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx> Add bindings for the Qualcomm Graphics Clock control module present on sa8775p platforms. Cc: Stephen Boyd <sboyd@xxxxxxxxxx> Cc: Michael Turquette <mturquette@xxxxxxxxxxxx> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx> --- .../bindings/clock/qcom,sa8775p-gpucc.yaml | 61 +++++++++++++++++++ .../dt-bindings/clock/qcom,sa8775p-gpucc.h | 50 +++++++++++++++ 2 files changed, 111 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/qcom,sa8775p-gpucc.yaml create mode 100644 include/dt-bindings/clock/qcom,sa8775p-gpucc.h diff --git a/Documentation/devicetree/bindings/clock/qcom,sa8775p-gpucc.yaml b/Documentation/devicetree/bindings/clock/qcom,sa8775p-gpucc.yaml new file mode 100644 index 000000000000..203802f81738 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,sa8775p-gpucc.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,sa8775p-gpucc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Graphics Clock & Reset Controller on SA8775P + +maintainers: + - Bjorn Andersson <andersson@xxxxxxxxxx> + - Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx> + +description: | + Qualcomm graphics clock control module provides clocks, resets and power + domains on Qualcomm SoCs. + + See also:: include/dt-bindings/clock/qcom,sa8775p-gpucc.h + +properties: + compatible: + enum: + - qcom,sa8775p-gpucc + + clocks: + items: + - description: Board XO source + - description: GPLL0 main branch source + - description: GPLL0 div branch source + - description: SNoC DVM GFX source + +required: + - compatible + - clocks + +allOf: + - $ref: qcom,gcc.yaml# + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,sa8775p-gcc.h> + #include <dt-bindings/clock/qcom,rpmh.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + clock-controller@3d90000 { + compatible = "qcom,sa8775p-gpucc"; + reg = <0x0 0x03d90000 0x0 0xa000>; + clocks = <&gcc GCC_GPU_CFG_AHB_CLK>, + <&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,sa8775p-gpucc.h b/include/dt-bindings/clock/qcom,sa8775p-gpucc.h new file mode 100644 index 000000000000..a5fd784b1ea2 --- /dev/null +++ b/include/dt-bindings/clock/qcom,sa8775p-gpucc.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2023, Linaro Limited + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_GPUCC_SA8775P_H +#define _DT_BINDINGS_CLK_QCOM_GPUCC_SA8775P_H + +/* GPU_CC clocks */ +#define GPU_CC_PLL0 0 +#define GPU_CC_PLL1 1 +#define GPU_CC_AHB_CLK 2 +#define GPU_CC_CB_CLK 3 +#define GPU_CC_CRC_AHB_CLK 4 +#define GPU_CC_CX_FF_CLK 5 +#define GPU_CC_CX_GMU_CLK 6 +#define GPU_CC_CX_SNOC_DVM_CLK 7 +#define GPU_CC_CXO_AON_CLK 8 +#define GPU_CC_CXO_CLK 9 +#define GPU_CC_DEMET_CLK 10 +#define GPU_CC_DEMET_DIV_CLK_SRC 11 +#define GPU_CC_FF_CLK_SRC 12 +#define GPU_CC_GMU_CLK_SRC 13 +#define GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK 14 +#define GPU_CC_HUB_AHB_DIV_CLK_SRC 15 +#define GPU_CC_HUB_AON_CLK 16 +#define GPU_CC_HUB_CLK_SRC 17 +#define GPU_CC_HUB_CX_INT_CLK 18 +#define GPU_CC_HUB_CX_INT_DIV_CLK_SRC 19 +#define GPU_CC_MEMNOC_GFX_CLK 20 +#define GPU_CC_SLEEP_CLK 21 +#define GPU_CC_XO_CLK_SRC 22 + +/* 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_FF_BCR 4 +#define GPUCC_GPU_CC_GFX3D_AON_BCR 5 +#define GPUCC_GPU_CC_GMU_BCR 6 +#define GPUCC_GPU_CC_GX_BCR 7 +#define GPUCC_GPU_CC_XO_BCR 8 + +/* GPU_CC power domains */ +#define GPU_CC_CX_GDSC 0 +#define GPU_CC_GX_GDSC 1 + +#endif /* _DT_BINDINGS_CLK_QCOM_GPUCC_SA8775P_H */ -- 2.37.2
