linux-kernel - Re: [PATCH v2 5/7] clk: qcom: Add support for GCC clock controller on SM8750

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Message-ID: <n4h4jvxrsyahgmxedfsifhgmarw4rzn2cbg5pcvzo4ll3edziq@vgpvjco5hyb4>
Date: Fri, 15 Nov 2024 17:34:50 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Melody Olvera <quic_molvera@...cinc.com>
Cc: Bjorn Andersson <andersson@...nel.org>, 
	Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Taniya Das <quic_tdas@...cinc.com>, Trilok Soni <quic_tsoni@...cinc.com>, 
	Satya Durga Srinivasu Prabhala <quic_satyap@...cinc.com>, linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 5/7] clk: qcom: Add support for GCC clock controller
 on SM8750

On Mon, Nov 11, 2024 at 04:28:05PM -0800, Melody Olvera wrote:
> From: Taniya Das <quic_tdas@...cinc.com>
> 
> Add support for GCC Clock Controller for SM8750 platform.
> 
> Signed-off-by: Taniya Das <quic_tdas@...cinc.com>
> Signed-off-by: Melody Olvera <quic_molvera@...cinc.com>
> ---
>  drivers/clk/qcom/Kconfig      |    9 +
>  drivers/clk/qcom/Makefile     |    1 +
>  drivers/clk/qcom/gcc-sm8750.c | 3274 +++++++++++++++++++++++++++++++++
>  3 files changed, 3284 insertions(+)
>  create mode 100644 drivers/clk/qcom/gcc-sm8750.c
> 
> diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
> index ef89d686cbc4..26bfb607235b 100644
> --- a/drivers/clk/qcom/Kconfig
> +++ b/drivers/clk/qcom/Kconfig
> @@ -1130,6 +1130,15 @@ config SM_GCC_8650
>  	  Say Y if you want to use peripheral devices such as UART,
>  	  SPI, I2C, USB, SD/UFS, PCIe etc.
>  
> +config SM_GCC_8750
> +	tristate "SM8750 Global Clock Controller"
> +	depends on ARM64 || COMPILE_TEST
> +	select QCOM_GDSC
> +	help
> +	  Support for the global clock controller on SM8750 devices.
> +	  Say Y if you want to use peripheral devices such as UART,
> +	  SPI, I2C, USB, SD/UFS, PCIe etc.
> +
>  config SM_GPUCC_4450
>  	tristate "SM4450 Graphics Clock Controller"
>  	depends on ARM64 || COMPILE_TEST
> diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
> index b09dbdc210eb..1875018d1100 100644
> --- a/drivers/clk/qcom/Makefile
> +++ b/drivers/clk/qcom/Makefile
> @@ -143,6 +143,7 @@ obj-$(CONFIG_SM_GCC_8350) += gcc-sm8350.o
>  obj-$(CONFIG_SM_GCC_8450) += gcc-sm8450.o
>  obj-$(CONFIG_SM_GCC_8550) += gcc-sm8550.o
>  obj-$(CONFIG_SM_GCC_8650) += gcc-sm8650.o
> +obj-$(CONFIG_SM_GCC_8750) += gcc-sm8750.o
>  obj-$(CONFIG_SM_GPUCC_4450) += gpucc-sm4450.o
>  obj-$(CONFIG_SM_GPUCC_6115) += gpucc-sm6115.o
>  obj-$(CONFIG_SM_GPUCC_6125) += gpucc-sm6125.o
> diff --git a/drivers/clk/qcom/gcc-sm8750.c b/drivers/clk/qcom/gcc-sm8750.c
> new file mode 100644
> index 000000000000..faaefa42a039
> --- /dev/null
> +++ b/drivers/clk/qcom/gcc-sm8750.c
> @@ -0,0 +1,3274 @@
> +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +/*
> + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +
> +#include <linux/clk-provider.h>
> +#include <linux/mod_devicetable.h>
> +#include <linux/module.h>
> +#include <linux/platform_device.h>
> +#include <linux/regmap.h>
> +
> +#include <dt-bindings/clock/qcom,sm8750-gcc.h>
> +
> +#include "clk-alpha-pll.h"
> +#include "clk-branch.h"
> +#include "clk-pll.h"
> +#include "clk-rcg.h"
> +#include "clk-regmap.h"
> +#include "clk-regmap-divider.h"
> +#include "clk-regmap-mux.h"
> +#include "clk-regmap-phy-mux.h"
> +#include "common.h"
> +#include "gdsc.h"
> +#include "reset.h"
> +
> +enum {
> +	DT_BI_TCXO,
> +	DT_BI_TCXO_AO,
> +	DT_PCIE_0_PIPE_CLK,
> +	DT_SLEEP_CLK,
> +	DT_UFS_PHY_RX_SYMBOL_0_CLK,
> +	DT_UFS_PHY_RX_SYMBOL_1_CLK,
> +	DT_UFS_PHY_TX_SYMBOL_0_CLK,
> +	DT_USB3_PHY_WRAPPER_GCC_USB30_PIPE_CLK,

This doesn't match Documentation/devicetree/bindings/clock/qcom,sm8650-gcc.yaml

> +};
> +

-- 
With best wishes
Dmitry