Commit 9285e61a authored by Konrad Dybcio's avatar Konrad Dybcio Committed by Bjorn Andersson
Browse files

dt-bindings: clock: add QCOM SM6375 display clock



Add device tree bindings for display clock controller for
Qualcomm Technology Inc's SM6375 SoC.

Signed-off-by: default avatarKonrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: default avatarKonrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221115155808.10899-1-konrad.dybcio@linaro.org
parent 4a66e76f
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/qcom,sm6375-dispcc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Display Clock & Reset Controller on SM6375

maintainers:
  - Konrad Dybcio <konrad.dybcio@linaro.org>

description: |
  Qualcomm display clock control module provides the clocks, resets and power
  domains on SM6375.

  See also:: include/dt-bindings/clock/qcom,dispcc-sm6375.h

allOf:
  - $ref: qcom,gcc.yaml#

properties:
  compatible:
    const: qcom,sm6375-dispcc

  clocks:
    items:
      - description: Board XO source
      - description: GPLL0 source from GCC
      - description: Byte clock from DSI PHY
      - description: Pixel clock from DSI PHY

required:
  - compatible
  - clocks

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,sm6375-gcc.h>
    #include <dt-bindings/clock/qcom,rpmh.h>

    clock-controller@5f00000 {
      compatible = "qcom,sm6375-dispcc";
      reg = <0x05f00000 0x20000>;
      clocks = <&rpmhcc RPMH_CXO_CLK>,
               <&gcc GCC_DISP_GPLL0_CLK_SRC>,
               <&dsi_phy 0>,
               <&dsi_phy 1>;
      #clock-cells = <1>;
      #reset-cells = <1>;
      #power-domain-cells = <1>;
    };
...
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/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
/*
 * Copyright (c) 2021, The Linux Foundation. All rights reserved.
 * Copyright (c) 2022, Linaro Limited
 */

#ifndef _DT_BINDINGS_CLK_QCOM_DISP_CC_SM6375_H
#define _DT_BINDINGS_CLK_QCOM_DISP_CC_SM6375_H

/* Clocks */
#define DISP_CC_PLL0					0
#define DISP_CC_MDSS_AHB_CLK				1
#define DISP_CC_MDSS_AHB_CLK_SRC			2
#define DISP_CC_MDSS_BYTE0_CLK				3
#define DISP_CC_MDSS_BYTE0_CLK_SRC			4
#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC			5
#define DISP_CC_MDSS_BYTE0_INTF_CLK			6
#define DISP_CC_MDSS_ESC0_CLK				7
#define DISP_CC_MDSS_ESC0_CLK_SRC			8
#define DISP_CC_MDSS_MDP_CLK				9
#define DISP_CC_MDSS_MDP_CLK_SRC			10
#define DISP_CC_MDSS_MDP_LUT_CLK			11
#define DISP_CC_MDSS_NON_GDSC_AHB_CLK			12
#define DISP_CC_MDSS_PCLK0_CLK				13
#define DISP_CC_MDSS_PCLK0_CLK_SRC			14
#define DISP_CC_MDSS_ROT_CLK				15
#define DISP_CC_MDSS_ROT_CLK_SRC			16
#define DISP_CC_MDSS_RSCC_AHB_CLK			17
#define DISP_CC_MDSS_RSCC_VSYNC_CLK			18
#define DISP_CC_MDSS_VSYNC_CLK				19
#define DISP_CC_MDSS_VSYNC_CLK_SRC			20
#define DISP_CC_SLEEP_CLK				21
#define DISP_CC_XO_CLK					22

/* Resets */
#define DISP_CC_MDSS_CORE_BCR				0
#define DISP_CC_MDSS_RSCC_BCR				1

/* GDSCs */
#define MDSS_GDSC					0

#endif