[PATCH v3 2/4] clk: sophgo: Add CV1800 series clock controller driver

[Inochi Amaoto]

>On Thu, Dec 7, 2023 at 2:37 AM Inochi Amaoto <inochiama at outlook.com> wrote:
>>
>> Add driver for CV1800 series clock controller.
>>
>> Signed-off-by: Inochi Amaoto <inochiama at outlook.com>
>> Link: https://github.com/milkv-duo/duo-files/blob/main/hardware/CV1800B/CV180X-Clock-v1.xlsx
>> Link: https://github.com/milkv-duo/duo-files/blob/main/hardware/CV1800B/CV1800B-CV1801B-Preliminary-Datasheet-full-en.pdf
>> ---
>>  drivers/clk/Kconfig                    |    1 +
>>  drivers/clk/Makefile                   |    1 +
>>  drivers/clk/sophgo/Kconfig             |   12 +
>>  drivers/clk/sophgo/Makefile            |    7 +
>>  drivers/clk/sophgo/clk-cv1800.c        | 1574 ++++++++++++++++++++++++
>>  drivers/clk/sophgo/clk-cv1800.h        |  123 ++
>>  drivers/clk/sophgo/clk-cv18xx-common.c |   76 ++
>>  drivers/clk/sophgo/clk-cv18xx-common.h |   85 ++
>>  drivers/clk/sophgo/clk-cv18xx-ip.c     |  894 ++++++++++++++
>>  drivers/clk/sophgo/clk-cv18xx-ip.h     |  266 ++++
>>  drivers/clk/sophgo/clk-cv18xx-pll.c    |  465 +++++++
>>  drivers/clk/sophgo/clk-cv18xx-pll.h    |   79 ++
>>  12 files changed, 3583 insertions(+)
>>  create mode 100644 drivers/clk/sophgo/Kconfig
>>  create mode 100644 drivers/clk/sophgo/Makefile
>>  create mode 100644 drivers/clk/sophgo/clk-cv1800.c
>>  create mode 100644 drivers/clk/sophgo/clk-cv1800.h
>>  create mode 100644 drivers/clk/sophgo/clk-cv18xx-common.c
>>  create mode 100644 drivers/clk/sophgo/clk-cv18xx-common.h
>>  create mode 100644 drivers/clk/sophgo/clk-cv18xx-ip.c
>>  create mode 100644 drivers/clk/sophgo/clk-cv18xx-ip.h
>>  create mode 100644 drivers/clk/sophgo/clk-cv18xx-pll.c
>>  create mode 100644 drivers/clk/sophgo/clk-cv18xx-pll.h
>>
>> diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
>> index c30d0d396f7a..514343934fda 100644
>> --- a/drivers/clk/Kconfig
>> +++ b/drivers/clk/Kconfig
>> @@ -499,6 +499,7 @@ source "drivers/clk/rockchip/Kconfig"
>>  source "drivers/clk/samsung/Kconfig"
>>  source "drivers/clk/sifive/Kconfig"
>>  source "drivers/clk/socfpga/Kconfig"
>> +source "drivers/clk/sophgo/Kconfig"
>>  source "drivers/clk/sprd/Kconfig"
>>  source "drivers/clk/starfive/Kconfig"
>>  source "drivers/clk/sunxi/Kconfig"
>> diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
>> index ed71f2e0ee36..eeae7ae93f89 100644
>> --- a/drivers/clk/Makefile
>> +++ b/drivers/clk/Makefile
>> @@ -119,6 +119,7 @@ obj-$(CONFIG_ARCH_ROCKCHIP)         += rockchip/
>>  obj-$(CONFIG_COMMON_CLK_SAMSUNG)       += samsung/
>>  obj-$(CONFIG_CLK_SIFIVE)               += sifive/
>>  obj-y                                  += socfpga/
>> +obj-y                                  += sophgo/
>>  obj-$(CONFIG_PLAT_SPEAR)               += spear/
>>  obj-y                                  += sprd/
>>  obj-$(CONFIG_ARCH_STI)                 += st/
>> diff --git a/drivers/clk/sophgo/Kconfig b/drivers/clk/sophgo/Kconfig
>> new file mode 100644
>> index 000000000000..d67009fa749f
>> --- /dev/null
>> +++ b/drivers/clk/sophgo/Kconfig
>> @@ -0,0 +1,12 @@
>> +# SPDX-License-Identifier: GPL-2.0
>> +# common clock support for SOPHGO SoC family.
>> +
>> +config CLK_SOPHGO_CV1800
>> +       tristate "Support for the Sophgo CV1800 series SoCs clock controller"
>> +       default m
>> +       depends on ARCH_SOPHGO || COMPILE_TEST
>> +       help
>> +         This driver supports clock controller of Sophgo CV18XX series SoC.
>> +         The driver require a 25MHz Oscillator to function generate clock.
>> +         It includes PLLs, common clock function and some vendor clock for
>> +         IPs of CV18XX series SoC
>> diff --git a/drivers/clk/sophgo/Makefile b/drivers/clk/sophgo/Makefile
>> new file mode 100644
>> index 000000000000..a50320764200
>> --- /dev/null
>> +++ b/drivers/clk/sophgo/Makefile
>> @@ -0,0 +1,7 @@
>> +# SPDX-License-Identifier: GPL-2.0
>> +obj-$(CONFIG_CLK_SOPHGO_CV1800)        += clk-sophgo-cv1800.o
>> +
>> +clk-sophgo-cv1800-y            += clk-cv1800.o
>> +clk-sophgo-cv1800-y            += clk-cv18xx-common.o
>> +clk-sophgo-cv1800-y            += clk-cv18xx-ip.o
>> +clk-sophgo-cv1800-y            += clk-cv18xx-pll.o
>> diff --git a/drivers/clk/sophgo/clk-cv1800.c b/drivers/clk/sophgo/clk-cv1800.c
>> new file mode 100644
>> index 000000000000..8176ee672190
>> --- /dev/null
>> +++ b/drivers/clk/sophgo/clk-cv1800.c
>> @@ -0,0 +1,1574 @@
>> +// SPDX-License-Identifier: GPL-2.0
>> +/*
>> + * Copyright (C) 2023 Inochi Amaoto <inochiama at outlook.com>
>> + */
>> +
>> +#include <linux/clk-provider.h>
>> +#include <linux/clk.h>
>> +#include <linux/clkdev.h>
>> +#include <linux/kernel.h>
>> +#include <linux/module.h>
>
>> +#include <linux/of_address.h>
>> +#include <linux/of_device.h>
>
>You probably don't need these 2 headers and the implicit includes it
>makes are dropped now in linux-next. Please check what you actually
>need and make them explicit.
>
>Rob
>

Thanks. I have fixed in the new version.