Add bindings documentation for the Milos (e.g. SM7635) Video Clock Controller.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlow...@linaro.org> Signed-off-by: Luca Weiss <luca.we...@fairphone.com> --- .../bindings/clock/qcom,milos-videocc.yaml | 53 ++++++++++++++++++++++ include/dt-bindings/clock/qcom,milos-videocc.h | 36 +++++++++++++++ 2 files changed, 89 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/qcom,milos-videocc.yaml b/Documentation/devicetree/bindings/clock/qcom,milos-videocc.yaml new file mode 100644 index 0000000000000000000000000000000000000000..14c31efe1308aadbea61eb7be7e56039a923aec5 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,milos-videocc.yaml @@ -0,0 +1,53 @@ +# 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.we...@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>; + }; + +... diff --git a/include/dt-bindings/clock/qcom,milos-videocc.h b/include/dt-bindings/clock/qcom,milos-videocc.h new file mode 100644 index 0000000000000000000000000000000000000000..3544db81ffae6fb7c72b123063b9af4337742054 --- /dev/null +++ b/include/dt-bindings/clock/qcom,milos-videocc.h @@ -0,0 +1,36 @@ +/* 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.we...@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 -- 2.50.1
