linux-kernel - Re: [PATCH v7 2/6] clk: qcom: add support for SM8350 GPUCC

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Date:   Thu, 23 Jun 2022 10:26:44 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Robert Foss <robert.foss@...aro.org>
Cc:     bjorn.andersson@...aro.org, agross@...nel.org,
        mturquette@...libre.com, sboyd@...nel.org, robh+dt@...nel.org,
        krzk+dt@...nel.org, jonathan@...ek.ca,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>
Subject: Re: [PATCH v7 2/6] clk: qcom: add support for SM8350 GPUCC

On 23-06-22, 01:28, Robert Foss wrote:
> The GPUCC manages the clocks for the Adreno GPU found on the
> sm8350 SoCs.
> 
> Signed-off-by: Robert Foss <robert.foss@...aro.org>
> Signed-off-by: Jonathan Marek <jonathan@...ek.ca>
> ---
> 
> Changes since v1
>  - Remove .name assignments for clk_parent_data - Dmitry
>  - Use ARRAY_SIZE where possible - Dmitry
>  - Remove commented out code - Dmitry
>  - Set CLAMP_IO flag for gpu_gx_gdsc - Dmitry
>  - Assign .parent_hws instead of .hw - Dmitry
> 
> Changes since v2
>  - Switch license to dual BSD/GPL - Bjorn
>  - Add Jonathans SoB - Jonathan
>  - Add Linaro to copyright statement - Bjorn
>  - Make .hw.init assignment const - Bjorn
>  - Extract & deduplicate bi_tcxo parent_data - Bjorn
>  - Removed further .name assignment - Bjorn
>  - Move of_device_id declaration - Bjorn
> 
> Changes since v3
>  - Change license to BSD/GPL - Rob/Bjorn
>  - Switch from .fw_name to .index
> 
> Changes since v4
>  - Change year of copyright statement
>  - Change to dual license for header file - Rob
> 
> Changes since v5
>  - Change hex to lower case - Konrad
> 
> Changes since v6
>  - Change hex to lower case - Konrad
>  - Change license go GPL 2.0 only - Konrad
> 
> 
>  drivers/clk/qcom/Kconfig        |   8 +
>  drivers/clk/qcom/Makefile       |   1 +
>  drivers/clk/qcom/gpucc-sm8350.c | 637 ++++++++++++++++++++++++++++++++
>  3 files changed, 646 insertions(+)
>  create mode 100644 drivers/clk/qcom/gpucc-sm8350.c
> 
> diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
> index bc4dcf356d82..b11235c21952 100644
> --- a/drivers/clk/qcom/Kconfig
> +++ b/drivers/clk/qcom/Kconfig
> @@ -712,6 +712,14 @@ config SM_GPUCC_8250
>  	  Say Y if you want to support graphics controller devices and
>  	  functionality such as 3D graphics.
>  
> +config SM_GPUCC_8350
> +	tristate "SM8350 Graphics Clock Controller"
> +	select SM_GCC_8350
> +	help
> +	  Support for the graphics clock controller on SM8350 devices.
> +	  Say Y if you want to support graphics controller devices and
> +	  functionality such as 3D graphics.
> +
>  config SM_VIDEOCC_8150
>  	tristate "SM8150 Video Clock Controller"
>  	select SM_GCC_8150
> diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
> index 36789f5233ef..ef9c64824424 100644
> --- a/drivers/clk/qcom/Makefile
> +++ b/drivers/clk/qcom/Makefile
> @@ -101,6 +101,7 @@ obj-$(CONFIG_SM_GCC_8450) += gcc-sm8450.o
>  obj-$(CONFIG_SM_GPUCC_6350) += gpucc-sm6350.o
>  obj-$(CONFIG_SM_GPUCC_8150) += gpucc-sm8150.o
>  obj-$(CONFIG_SM_GPUCC_8250) += gpucc-sm8250.o
> +obj-$(CONFIG_SM_GPUCC_8350) += gpucc-sm8350.o
>  obj-$(CONFIG_SM_VIDEOCC_8150) += videocc-sm8150.o
>  obj-$(CONFIG_SM_VIDEOCC_8250) += videocc-sm8250.o
>  obj-$(CONFIG_SPMI_PMIC_CLKDIV) += clk-spmi-pmic-div.o
> diff --git a/drivers/clk/qcom/gpucc-sm8350.c b/drivers/clk/qcom/gpucc-sm8350.c
> new file mode 100644
> index 000000000000..d13fa813d190
> --- /dev/null
> +++ b/drivers/clk/qcom/gpucc-sm8350.c
> @@ -0,0 +1,637 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
> + * Copyright (c) 2022, Linaro Limited
> + */
> +
> +#include <linux/clk.h>
> +#include <linux/err.h>
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +#include <linux/of_device.h>
> +#include <linux/of.h>
> +#include <linux/regmap.h>
> +
> +#include <dt-bindings/clock/qcom,gpucc-sm8350.h>
> +
> +#include "clk-alpha-pll.h"
> +#include "clk-branch.h"
> +#include "clk-pll.h"
> +#include "clk-rcg.h"
> +#include "clk-regmap.h"
> +#include "common.h"
> +#include "clk-regmap-mux.h"
> +#include "clk-regmap-divider.h"
> +#include "gdsc.h"
> +#include "reset.h"

nit: this could be sorted alphabetically. Otherwise looks good to me

Reviewed-by: Vinod Koul <vkoul@...nel.org>

-- 
~Vinod