[PATCH 1/4] dt-bindings: clock: Add Qcom SM8450 GPUCC
From: Konrad Dybcio <hidden>
Date: 2023-05-17 16:40:55
Also in:
linux-arm-msm, linux-clk, lkml
Subsystem:
arm/qualcomm mailing list, common clk framework, open firmware and flattened device tree bindings, qualcomm clock drivers, reset controller framework, the rest · Maintainers:
Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Bjorn Andersson, Philipp Zabel, Linus Torvalds
Add device tree bindings for the graphics clock controller on Qualcomm Technology Inc's SM8450 SoCs. Signed-off-by: Konrad Dybcio <redacted> --- .../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@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>; + }; + }; +...
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