linux-kernel - Re: [PATCH V3 2/4] clk: qcom: Add Global Clock controller (GCC) driver for X1E80100

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Message-ID: <CAL_Jsq+UhWuFdd=o=W_5iaHpLqQxQ13YOGBjnPAm46LO90hGqA@mail.gmail.com>
Date:   Mon, 11 Dec 2023 10:40:55 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     Sibi Sankar <quic_sibis@...cinc.com>
Cc:     andersson@...nel.org, konrad.dybcio@...aro.org,
        mturquette@...libre.com, sboyd@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, agross@...nel.org,
        conor+dt@...nel.org, quic_tdas@...cinc.com,
        quic_rjendra@...cinc.com, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, neil.armstrong@...aro.org,
        abel.vesa@...aro.org, quic_tsoni@...cinc.com
Subject: Re: [PATCH V3 2/4] clk: qcom: Add Global Clock controller (GCC)
 driver for X1E80100

On Tue, Dec 5, 2023 at 12:11 AM Sibi Sankar <quic_sibis@...cinc.com> wrote:
>
> From: Rajendra Nayak <quic_rjendra@...cinc.com>
>
> Add support for the global clock controller found on X1E80100
> based devices.
>
> Co-developed-by: Abel Vesa <abel.vesa@...aro.org>
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
> Signed-off-by: Rajendra Nayak <quic_rjendra@...cinc.com>
> Co-developed-by: Sibi Sankar <quic_sibis@...cinc.com>
> Signed-off-by: Sibi Sankar <quic_sibis@...cinc.com>
> Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> ---
>
> v3:
> * Rename gcc config to CLK_X1E80100_GCC [Krzysztof/Abel/Bryan]
> * Pickup Rbs.
>
>  drivers/clk/qcom/Kconfig        |   10 +
>  drivers/clk/qcom/Makefile       |    1 +
>  drivers/clk/qcom/gcc-x1e80100.c | 6807 +++++++++++++++++++++++++++++++
>  3 files changed, 6818 insertions(+)
>  create mode 100644 drivers/clk/qcom/gcc-x1e80100.c
>
> diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
> index ad1acd9b7426..a9bb50da4de5 100644
> --- a/drivers/clk/qcom/Kconfig
> +++ b/drivers/clk/qcom/Kconfig
> @@ -20,6 +20,16 @@ menuconfig COMMON_CLK_QCOM
>
>  if COMMON_CLK_QCOM
>
> +config CLK_X1E80100_GCC
> +       tristate "X1E80100 Global Clock Controller"
> +       depends on ARM64 || COMPILE_TEST
> +       select QCOM_GDSC
> +       help
> +         Support for the global clock controller on Qualcomm Technologies, Inc
> +         X1E80100 devices.
> +         Say Y if you want to use peripheral devices such as UART, SPI, I2C,
> +         USB, UFS, SD/eMMC, PCIe, etc.
> +
>  config QCOM_A53PLL
>         tristate "MSM8916 A53 PLL"
>         help
> diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
> index 17edd73f9839..a8498ee3595e 100644
> --- a/drivers/clk/qcom/Makefile
> +++ b/drivers/clk/qcom/Makefile
> @@ -21,6 +21,7 @@ clk-qcom-$(CONFIG_QCOM_GDSC) += gdsc.o
>  obj-$(CONFIG_APQ_GCC_8084) += gcc-apq8084.o
>  obj-$(CONFIG_APQ_MMCC_8084) += mmcc-apq8084.o
>  obj-$(CONFIG_CLK_GFM_LPASS_SM8250) += lpass-gfm-sm8250.o
> +obj-$(CONFIG_CLK_X1E80100_GCC) += gcc-x1e80100.o
>  obj-$(CONFIG_IPQ_APSS_PLL) += apss-ipq-pll.o
>  obj-$(CONFIG_IPQ_APSS_6018) += apss-ipq6018.o
>  obj-$(CONFIG_IPQ_GCC_4019) += gcc-ipq4019.o
> diff --git a/drivers/clk/qcom/gcc-x1e80100.c b/drivers/clk/qcom/gcc-x1e80100.c
> new file mode 100644
> index 000000000000..74db7fef237b
> --- /dev/null
> +++ b/drivers/clk/qcom/gcc-x1e80100.c
> @@ -0,0 +1,6807 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +
> +#include <linux/clk-provider.h>
> +#include <linux/module.h>
> +#include <linux/of_device.h>

Probably not a header you need as reported for linux-next. You need
platform_device.h and either of.h or mod_devicetable.h.

Rob

> --
> 2.17.1
>