diff mbox series

[v5,3/6] dt-bindings: clock: Add Qcom SM8350 GPUCC bindings

Message ID 20220609092940.304740-4-robert.foss@linaro.org
State Superseded
Headers show
Series SM8350 Display/GPU clock enablement | expand

Commit Message

Robert Foss June 9, 2022, 9:29 a.m. UTC 
Add device tree bindings for graphics clock controller for
Qualcomm Technology Inc's SM8350 SoCs.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmityr.baryshkov@linaro.org>
---

Changes since v3
 - Separate from qcom,gpucc
 - Remove clock-names
 - Make example sm8350 based
 - Changed author to me due to size of changes



 .../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

Comments

kernel test robot June 11, 2022, 6:04 p.m. UTC | #1 
Hi Robert,

I love your patch! Yet something to improve:

[auto build test ERROR on clk/clk-next]
[also build test ERROR on robh/for-next v5.19-rc1 next-20220610]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/intel-lab-lkp/linux/commits/Robert-Foss/SM8350-Display-GPU-clock-enablement/20220609-173149
base:   https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
config: arm64-buildonly-randconfig-r005-20220611 (https://download.01.org/0day-ci/archive/20220612/202206120103.ptlYOvp4-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project ff4abe755279a3a47cc416ef80dbc900d9a98a19)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://github.com/intel-lab-lkp/linux/commit/e7acd4b7cc95e3f3ffaa4782f09245b44d4faa31
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Robert-Foss/SM8350-Display-GPU-clock-enablement/20220609-173149
        git checkout e7acd4b7cc95e3f3ffaa4782f09245b44d4faa31
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/clk/qcom/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> drivers/clk/qcom/gpucc-sm8350.c:111:2: error: initializer element is not a compile-time constant
           gpu_cc_parent,
           ^~~~~~~~~~~~~
   drivers/clk/qcom/gpucc-sm8350.c:126:2: error: initializer element is not a compile-time constant
           gpu_cc_parent,
           ^~~~~~~~~~~~~
   2 errors generated.


vim +111 drivers/clk/qcom/gpucc-sm8350.c

05334fe2099d9b Robert Foss 2022-06-09  109  
05334fe2099d9b Robert Foss 2022-06-09  110  static const struct clk_parent_data gpu_cc_parent_data_0[] = {
05334fe2099d9b Robert Foss 2022-06-09 @111  	gpu_cc_parent,
05334fe2099d9b Robert Foss 2022-06-09  112  	{ .hw = &gpu_cc_pll0.clkr.hw },
05334fe2099d9b Robert Foss 2022-06-09  113  	{ .hw = &gpu_cc_pll1.clkr.hw },
05334fe2099d9b Robert Foss 2022-06-09  114  	{ .fw_name = "gcc_gpu_gpll0_clk_src" },
05334fe2099d9b Robert Foss 2022-06-09  115  	{ .fw_name = "gcc_gpu_gpll0_div_clk_src" },
05334fe2099d9b Robert Foss 2022-06-09  116  };
05334fe2099d9b Robert Foss 2022-06-09  117
Rob Herring (Arm) June 14, 2022, 9:01 p.m. UTC | #2 
On Thu, 09 Jun 2022 11:29:37 +0200, Robert Foss wrote:
> Add device tree bindings for graphics clock controller for
> Qualcomm Technology Inc's SM8350 SoCs.
> 
> Signed-off-by: Robert Foss <robert.foss@linaro.org>
> Reviewed-by: Dmitry Baryshkov <dmityr.baryshkov@linaro.org>
> ---
> 
> Changes since v3
>  - Separate from qcom,gpucc
>  - Remove clock-names
>  - Make example sm8350 based
>  - Changed author to me due to size of changes
> 
> 
> 
>  .../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
> 

Reviewed-by: Rob Herring <robh@kernel.org>
diff mbox series

Patch

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@linaro.org>
+
+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