dt-bindings: clock: qcom: document the Milos Video Clock Controller

Add bindings documentation for the Milos (e.g. SM7635) Video Clock
Controller.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Link: https://lore.kernel.org/r/20250715-sm7635-clocks-v3-10-18f9faac4984@fairphone.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
This commit is contained in:
Luca Weiss 2025-07-15 09:19:10 +02:00 committed by Bjorn Andersson
parent 980d7c8446
commit a4937e9741
2 changed files with 89 additions and 0 deletions

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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,milos-videocc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Video Clock & Reset Controller on Milos
maintainers:
- Luca Weiss <luca.weiss@fairphone.com>
description: |
Qualcomm video clock control module provides the clocks, resets and power
domains on Milos.
See also: include/dt-bindings/clock/qcom,milos-videocc.h
properties:
compatible:
const: qcom,milos-videocc
clocks:
items:
- description: Board XO source
- description: Board active XO source
- description: Sleep clock source
- description: Video AHB clock from GCC
required:
- compatible
- clocks
allOf:
- $ref: qcom,gcc.yaml#
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,milos-gcc.h>
clock-controller@aaf0000 {
compatible = "qcom,milos-videocc";
reg = <0x0aaf0000 0x10000>;
clocks = <&bi_tcxo_div2>,
<&bi_tcxo_ao_div2>,
<&sleep_clk>,
<&gcc GCC_VIDEO_AHB_CLK>;
#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) 2023, Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2025, Luca Weiss <luca.weiss@fairphone.com>
*/
#ifndef _DT_BINDINGS_CLK_QCOM_VIDEO_CC_MILOS_H
#define _DT_BINDINGS_CLK_QCOM_VIDEO_CC_MILOS_H
/* VIDEO_CC clocks */
#define VIDEO_CC_PLL0 0
#define VIDEO_CC_AHB_CLK 1
#define VIDEO_CC_AHB_CLK_SRC 2
#define VIDEO_CC_MVS0_CLK 3
#define VIDEO_CC_MVS0_CLK_SRC 4
#define VIDEO_CC_MVS0_DIV_CLK_SRC 5
#define VIDEO_CC_MVS0_SHIFT_CLK 6
#define VIDEO_CC_MVS0C_CLK 7
#define VIDEO_CC_MVS0C_DIV2_DIV_CLK_SRC 8
#define VIDEO_CC_MVS0C_SHIFT_CLK 9
#define VIDEO_CC_SLEEP_CLK 10
#define VIDEO_CC_SLEEP_CLK_SRC 11
#define VIDEO_CC_XO_CLK 12
#define VIDEO_CC_XO_CLK_SRC 13
/* VIDEO_CC resets */
#define VIDEO_CC_INTERFACE_BCR 0
#define VIDEO_CC_MVS0_BCR 1
#define VIDEO_CC_MVS0C_CLK_ARES 2
#define VIDEO_CC_MVS0C_BCR 3
/* VIDEO_CC power domains */
#define VIDEO_CC_MVS0_GDSC 0
#define VIDEO_CC_MVS0C_GDSC 1
#endif