Re: [PATCH 1/4] dt-bindings: clock: qcom: document the Fillmore Global Clock Controller
From: Aelin Reidel
Date: Sat Mar 07 2026 - 19:51:21 EST
On 3/8/26 1:39 AM, Aelin Reidel wrote:
> Add bindings documentation for the Fillmore (e.g. SM7450) Global Clock
> Controller.
>
> Signed-off-by: Aelin Reidel <aelin@xxxxxxxxxxxxxx>
> ---
> .../bindings/clock/qcom,fillmore-gcc.yaml | 60 +++++++
> include/dt-bindings/clock/qcom,fillmore-gcc.h | 195 +++++++++++++++++++++
> 2 files changed, 255 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/clock/qcom,fillmore-gcc.yaml b/Documentation/devicetree/bindings/clock/qcom,fillmore-gcc.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..0eb12a52968edc7961681f0e965b4d6da0858b9c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/qcom,fillmore-gcc.yaml
> @@ -0,0 +1,60 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/qcom,fillmore-gcc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Global Clock & Reset Controller on Fillmore
> +
> +maintainers:
> + - Aelin Reidel <aelin@xxxxxxxxxxxxxx>
> +
> +description: |
> + Qualcomm global clock control module provides the clocks, resets and power
> + domains on Fillmore.
> +
> + See also: include/dt-bindings/clock/qcom,fillmore-gcc.h
> +
> +properties:
> + compatible:
> + const: qcom,fillmore-gcc
> +
> + clocks:
> + items:
> + - description: Board XO source
> + - description: Sleep clock source
> + - description: PCIE 0 Pipe clock source
> + - description: UFS Phy Rx symbol 0 clock source
> + - description: UFS Phy Rx symbol 1 clock source
> + - description: UFS Phy Tx symbol 0 clock source
> + - description: USB3 Phy wrapper pipe clock source
> +
> +required:
> + - compatible
> + - clocks
> + - '#power-domain-cells'
> +
> +allOf:
> + - $ref: qcom,gcc.yaml#
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/qcom,rpmh.h>
> + clock-controller@100000 {
> + compatible = "qcom,fillmore-gcc";
> + reg = <0x00100000 0x1f4200>;
> + clocks = <&rpmhcc RPMH_CXO_CLK>,
> + <&sleep_clk>,
> + <&pcie0_phy>,
> + <&ufs_mem_phy 0>,
> + <&ufs_mem_phy 1>,
> + <&ufs_mem_phy 2>,
> + <&usb_1_qmpphy>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + #power-domain-cells = <1>;
> + };
> +
> +...
> diff --git a/include/dt-bindings/clock/qcom,fillmore-gcc.h b/include/dt-bindings/clock/qcom,fillmore-gcc.h
> new file mode 100644
> index 0000000000000000000000000000000000000000..1e78a429a93ab5e73f2454812cb904e2a9a14fc3
> --- /dev/null
> +++ b/include/dt-bindings/clock/qcom,fillmore-gcc.h
> @@ -0,0 +1,195 @@
> +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
> +/*
> + * Copyright (c) 2020, The Linux Foundation. All rights reserved.
> + * Copyright (c) 2025, Aelin Reidel <aelin@xxxxxxxxxxxxxx>
> + */
> +
> +#ifndef _DT_BINDINGS_CLK_QCOM_GCC_SM7450_H
> +#define _DT_BINDINGS_CLK_QCOM_GCC_SM7450_H
Ugh, I only noticed now after sending that this leftover is still in here. Consider it fixed in v2.
Best regards,
Aelin
> +
> +/* GCC HW clocks */
> +#define PCIE_0_PIPE_CLK 1
> +#define UFS_PHY_RX_SYMBOL_0_CLK 2
> +#define UFS_PHY_RX_SYMBOL_1_CLK 3
> +#define UFS_PHY_TX_SYMBOL_0_CLK 4
> +#define USB3_PHY_WRAPPER_GCC_USB30_PIPE_CLK 5
<snip>