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SubjectRe: [PATCH v11 6/8] mfd: hi6421-spmi-pmic: move driver from staging
On Fri, Jul 02, 2021 at 09:37:21AM +0200, Mauro Carvalho Chehab wrote:
> This driver is ready for mainstream. So, move it out of staging.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
> ---
> .../mfd/hisilicon,hi6421-spmi-pmic.yaml | 134 ++++++++++++++++++
> MAINTAINERS | 7 +
> drivers/mfd/Kconfig | 16 +++
> drivers/mfd/Makefile | 1 +
> drivers/mfd/hi6421-spmi-pmic.c | 66 +++++++++
> drivers/staging/Kconfig | 2 -
> drivers/staging/Makefile | 1 -
> drivers/staging/hikey9xx/Kconfig | 19 ---
> drivers/staging/hikey9xx/Makefile | 3 -
> drivers/staging/hikey9xx/TODO | 5 -
> drivers/staging/hikey9xx/hi6421-spmi-pmic.c | 66 ---------
> .../hikey9xx/hisilicon,hi6421-spmi-pmic.yaml | 134 ------------------
> 12 files changed, 224 insertions(+), 230 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml
> create mode 100644 drivers/mfd/hi6421-spmi-pmic.c
> delete mode 100644 drivers/staging/hikey9xx/Kconfig
> delete mode 100644 drivers/staging/hikey9xx/Makefile
> delete mode 100644 drivers/staging/hikey9xx/TODO
> delete mode 100644 drivers/staging/hikey9xx/hi6421-spmi-pmic.c
> delete mode 100644 drivers/staging/hikey9xx/hisilicon,hi6421-spmi-pmic.yaml
>
> diff --git a/Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml b/Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml
> new file mode 100644
> index 000000000000..8e355cddd437
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml
> @@ -0,0 +1,134 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mfd/hisilicon,hi6421-spmi-pmic.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: HiSilicon 6421v600 SPMI PMIC
> +
> +maintainers:
> + - Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
> +
> +description: |
> + HiSilicon 6421v600 should be connected inside a MIPI System Power Management
> + (SPMI) bus. It provides interrupts and power supply.
> +
> + The GPIO and interrupt settings are represented as part of the top-level PMIC
> + node.
> +
> + The SPMI controller part is provided by
> + Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml
> +
> +properties:
> + $nodename:
> + pattern: "pmic@[0-9a-f]"
> +
> + compatible:
> + const: hisilicon,hi6421v600-spmi

Doesn't match the example.

> +
> + reg:
> + maxItems: 1
> +
> + '#interrupt-cells':
> + const: 2
> +
> + interrupt-controller: true
> +
> + gpios:
> + maxItems: 1
> + description: GPIO used for IRQs

Use 'interrupts' instead if this is an interrupt.

> +
> + regulators:
> + type: object
> +
> + properties:
> + '#address-cells':
> + const: 1
> +
> + '#size-cells':
> + const: 0
> +
> + patternProperties:
> + '^ldo[0-9]+@[0-9a-f]$':
> + type: object
> +
> + $ref: "/schemas/regulator/regulator.yaml#"
> +
> +required:
> + - compatible
> + - reg
> + - regulators
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + /* pmic properties */
> +
> + pmic: pmic@0 {
> + compatible = "hisilicon,hi6421-spmi";
> + reg = <0 0>;
> +
> + #interrupt-cells = <2>;
> + interrupt-controller;
> + gpios = <&gpio28 0 0>;
> +
> + regulators {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ldo3: LDO3 {
> + regulator-name = "ldo3";
> + regulator-min-microvolt = <1500000>;
> + regulator-max-microvolt = <2000000>;
> + regulator-boot-on;
> + };
> +
> + ldo4: LDO4 {
> + regulator-name = "ldo4";
> + regulator-min-microvolt = <1725000>;
> + regulator-max-microvolt = <1900000>;
> + regulator-boot-on;
> + };
> +
> + ldo9: LDO9 {
> + regulator-name = "ldo9";
> + regulator-min-microvolt = <1750000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + };
> +
> + ldo15: LDO15 {
> + regulator-name = "ldo15";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-always-on;
> + };
> +
> + ldo16: LDO16 {
> + regulator-name = "ldo16";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-boot-on;
> + };
> +
> + ldo17: LDO17 {
> + regulator-name = "ldo17";
> + regulator-min-microvolt = <2500000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + ldo33: LDO33 {
> + regulator-name = "ldo33";
> + regulator-min-microvolt = <2500000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + };
> +
> + ldo34: LDO34 {
> + regulator-name = "ldo34";
> + regulator-min-microvolt = <2600000>;
> + regulator-max-microvolt = <3300000>;
> + };
> + };
> + };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 31a8cc819c0d..61bdd887d72f 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -8311,6 +8311,13 @@ S: Maintained
> F: Documentation/devicetree/bindings/spmi/hisilicon,hisi-spmi-controller.yaml
> F: drivers/spmi/hisi-spmi-controller.c
>
> +HISILICON SPMI PMIC DRIVER FOR HIKEY 6421v600
> +M: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
> +L: linux-kernel@vger.kernel.org
> +S: Maintained
> +F: Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml
> +F: drivers/mfd/hi6421-spmi-pmic.c
> +
> HISILICON STAGING DRIVERS FOR HIKEY 960/970
> M: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
> S: Maintained
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index 5c7f2b100191..99b8da2548b5 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -509,6 +509,22 @@ config MFD_HI6421_PMIC
> menus in order to enable them.
> We communicate with the Hi6421 via memory-mapped I/O.
>
> +config MFD_HI6421_SPMI
> + tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
> + depends on OF
> + depends on SPMI
> + select MFD_CORE
> + select REGMAP_SPMI
> + help
> + Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
> + multi-functions, such as regulators, RTC, codec, Coulomb counter,
> + etc.
> +
> + This driver includes core APIs _only_. You have to select
> + individual components like voltage regulators under corresponding
> + menus in order to enable them.
> + We communicate with the Hi6421v600 via a SPMI bus.
> +
> config MFD_HI655X_PMIC
> tristate "HiSilicon Hi655X series PMU/Codec IC"
> depends on ARCH_HISI || COMPILE_TEST
> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> index 4f6d2b8a5f76..e87230fc61ac 100644
> --- a/drivers/mfd/Makefile
> +++ b/drivers/mfd/Makefile
> @@ -232,6 +232,7 @@ obj-$(CONFIG_MFD_IPAQ_MICRO) += ipaq-micro.o
> obj-$(CONFIG_MFD_IQS62X) += iqs62x.o
> obj-$(CONFIG_MFD_MENF21BMC) += menf21bmc.o
> obj-$(CONFIG_MFD_HI6421_PMIC) += hi6421-pmic-core.o
> +obj-$(CONFIG_MFD_HI6421_SPMI) += hi6421-spmi-pmic.o
> obj-$(CONFIG_MFD_HI655X_PMIC) += hi655x-pmic.o
> obj-$(CONFIG_MFD_DLN2) += dln2.o
> obj-$(CONFIG_MFD_RT5033) += rt5033.o
> diff --git a/drivers/mfd/hi6421-spmi-pmic.c b/drivers/mfd/hi6421-spmi-pmic.c
> new file mode 100644
> index 000000000000..c9c0c3d7011f
> --- /dev/null
> +++ b/drivers/mfd/hi6421-spmi-pmic.c
> @@ -0,0 +1,66 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Device driver for regulators in HISI PMIC IC
> + *
> + * Copyright (c) 2013 Linaro Ltd.
> + * Copyright (c) 2011 Hisilicon.
> + * Copyright (c) 2020-2021 Huawei Technologies Co., Ltd.
> + */
> +
> +#include <linux/mfd/core.h>
> +#include <linux/module.h>
> +#include <linux/platform_device.h>
> +#include <linux/regmap.h>
> +#include <linux/slab.h>
> +#include <linux/spmi.h>
> +
> +static const struct mfd_cell hi6421v600_devs[] = {
> + { .name = "hi6421v600-irq", },
> + { .name = "hi6421v600-regulator", },
> +};
> +
> +static const struct regmap_config regmap_config = {
> + .reg_bits = 16,
> + .val_bits = BITS_PER_BYTE,
> + .max_register = 0xffff,
> + .fast_io = true
> +};
> +
> +static int hi6421_spmi_pmic_probe(struct spmi_device *sdev)
> +{
> + struct device *dev = &sdev->dev;
> + struct regmap *regmap;
> + int ret;
> +
> + regmap = devm_regmap_init_spmi_ext(sdev, &regmap_config);
> + if (IS_ERR(regmap))
> + return PTR_ERR(regmap);
> +
> + dev_set_drvdata(&sdev->dev, regmap);
> +
> + ret = devm_mfd_add_devices(&sdev->dev, PLATFORM_DEVID_NONE,
> + hi6421v600_devs, ARRAY_SIZE(hi6421v600_devs),
> + NULL, 0, NULL);
> + if (ret < 0)
> + dev_err(dev, "Failed to add child devices: %d\n", ret);
> +
> + return ret;
> +}
> +
> +static const struct of_device_id pmic_spmi_id_table[] = {
> + { .compatible = "hisilicon,hi6421-spmi" },
> + { }
> +};
> +MODULE_DEVICE_TABLE(of, pmic_spmi_id_table);
> +
> +static struct spmi_driver hi6421_spmi_pmic_driver = {
> + .driver = {
> + .name = "hi6421-spmi-pmic",
> + .of_match_table = pmic_spmi_id_table,
> + },
> + .probe = hi6421_spmi_pmic_probe,
> +};
> +module_spmi_driver(hi6421_spmi_pmic_driver);
> +
> +MODULE_DESCRIPTION("HiSilicon Hi6421v600 SPMI PMIC driver");
> +MODULE_LICENSE("GPL v2");
> diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
> index b7ae5bdc4eb5..5b4267d3ed6b 100644
> --- a/drivers/staging/Kconfig
> +++ b/drivers/staging/Kconfig
> @@ -104,6 +104,4 @@ source "drivers/staging/qlge/Kconfig"
>
> source "drivers/staging/wfx/Kconfig"
>
> -source "drivers/staging/hikey9xx/Kconfig"
> -
> endif # STAGING
> diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
> index 075c979bfe7c..7179cdcaafe7 100644
> --- a/drivers/staging/Makefile
> +++ b/drivers/staging/Makefile
> @@ -42,4 +42,3 @@ obj-$(CONFIG_FIELDBUS_DEV) += fieldbus/
> obj-$(CONFIG_KPC2000) += kpc2000/
> obj-$(CONFIG_QLGE) += qlge/
> obj-$(CONFIG_WFX) += wfx/
> -obj-y += hikey9xx/
> diff --git a/drivers/staging/hikey9xx/Kconfig b/drivers/staging/hikey9xx/Kconfig
> deleted file mode 100644
> index 9f53df9068fe..000000000000
> --- a/drivers/staging/hikey9xx/Kconfig
> +++ /dev/null
> @@ -1,19 +0,0 @@
> -# SPDX-License-Identifier: GPL-2.0
> -
> -# to be placed at drivers/mfd
> -config MFD_HI6421_SPMI
> - tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
> - depends on HAS_IOMEM
> - depends on OF
> - depends on SPMI
> - select MFD_CORE
> - select REGMAP_SPMI
> - help
> - Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
> - multi-functions, such as regulators, RTC, codec, Coulomb counter,
> - etc.
> -
> - This driver includes core APIs _only_. You have to select
> - individual components like voltage regulators under corresponding
> - menus in order to enable them.
> - We communicate with the Hi6421v600 via a SPMI bus.
> diff --git a/drivers/staging/hikey9xx/Makefile b/drivers/staging/hikey9xx/Makefile
> deleted file mode 100644
> index e3108d7dd849..000000000000
> --- a/drivers/staging/hikey9xx/Makefile
> +++ /dev/null
> @@ -1,3 +0,0 @@
> -# SPDX-License-Identifier: GPL-2.0
> -
> -obj-$(CONFIG_MFD_HI6421_SPMI) += hi6421-spmi-pmic.o
> diff --git a/drivers/staging/hikey9xx/TODO b/drivers/staging/hikey9xx/TODO
> deleted file mode 100644
> index 65e7996a3066..000000000000
> --- a/drivers/staging/hikey9xx/TODO
> +++ /dev/null
> @@ -1,5 +0,0 @@
> -ToDo list:
> -
> -- Port other drivers needed by Hikey 960/970;
> -- Test drivers on Hikey 960;
> -- Validate device tree bindings.
> diff --git a/drivers/staging/hikey9xx/hi6421-spmi-pmic.c b/drivers/staging/hikey9xx/hi6421-spmi-pmic.c
> deleted file mode 100644
> index c9c0c3d7011f..000000000000
> --- a/drivers/staging/hikey9xx/hi6421-spmi-pmic.c
> +++ /dev/null
> @@ -1,66 +0,0 @@
> -// SPDX-License-Identifier: GPL-2.0
> -/*
> - * Device driver for regulators in HISI PMIC IC
> - *
> - * Copyright (c) 2013 Linaro Ltd.
> - * Copyright (c) 2011 Hisilicon.
> - * Copyright (c) 2020-2021 Huawei Technologies Co., Ltd.
> - */
> -
> -#include <linux/mfd/core.h>
> -#include <linux/module.h>
> -#include <linux/platform_device.h>
> -#include <linux/regmap.h>
> -#include <linux/slab.h>
> -#include <linux/spmi.h>
> -
> -static const struct mfd_cell hi6421v600_devs[] = {
> - { .name = "hi6421v600-irq", },
> - { .name = "hi6421v600-regulator", },
> -};
> -
> -static const struct regmap_config regmap_config = {
> - .reg_bits = 16,
> - .val_bits = BITS_PER_BYTE,
> - .max_register = 0xffff,
> - .fast_io = true
> -};
> -
> -static int hi6421_spmi_pmic_probe(struct spmi_device *sdev)
> -{
> - struct device *dev = &sdev->dev;
> - struct regmap *regmap;
> - int ret;
> -
> - regmap = devm_regmap_init_spmi_ext(sdev, &regmap_config);
> - if (IS_ERR(regmap))
> - return PTR_ERR(regmap);
> -
> - dev_set_drvdata(&sdev->dev, regmap);
> -
> - ret = devm_mfd_add_devices(&sdev->dev, PLATFORM_DEVID_NONE,
> - hi6421v600_devs, ARRAY_SIZE(hi6421v600_devs),
> - NULL, 0, NULL);
> - if (ret < 0)
> - dev_err(dev, "Failed to add child devices: %d\n", ret);
> -
> - return ret;
> -}
> -
> -static const struct of_device_id pmic_spmi_id_table[] = {
> - { .compatible = "hisilicon,hi6421-spmi" },
> - { }
> -};
> -MODULE_DEVICE_TABLE(of, pmic_spmi_id_table);
> -
> -static struct spmi_driver hi6421_spmi_pmic_driver = {
> - .driver = {
> - .name = "hi6421-spmi-pmic",
> - .of_match_table = pmic_spmi_id_table,
> - },
> - .probe = hi6421_spmi_pmic_probe,
> -};
> -module_spmi_driver(hi6421_spmi_pmic_driver);
> -
> -MODULE_DESCRIPTION("HiSilicon Hi6421v600 SPMI PMIC driver");
> -MODULE_LICENSE("GPL v2");
> diff --git a/drivers/staging/hikey9xx/hisilicon,hi6421-spmi-pmic.yaml b/drivers/staging/hikey9xx/hisilicon,hi6421-spmi-pmic.yaml
> deleted file mode 100644
> index 8e355cddd437..000000000000
> --- a/drivers/staging/hikey9xx/hisilicon,hi6421-spmi-pmic.yaml
> +++ /dev/null
> @@ -1,134 +0,0 @@
> -# SPDX-License-Identifier: GPL-2.0
> -%YAML 1.2
> ----
> -$id: http://devicetree.org/schemas/mfd/hisilicon,hi6421-spmi-pmic.yaml#
> -$schema: http://devicetree.org/meta-schemas/core.yaml#
> -
> -title: HiSilicon 6421v600 SPMI PMIC
> -
> -maintainers:
> - - Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
> -
> -description: |
> - HiSilicon 6421v600 should be connected inside a MIPI System Power Management
> - (SPMI) bus. It provides interrupts and power supply.
> -
> - The GPIO and interrupt settings are represented as part of the top-level PMIC
> - node.
> -
> - The SPMI controller part is provided by
> - Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml
> -
> -properties:
> - $nodename:
> - pattern: "pmic@[0-9a-f]"
> -
> - compatible:
> - const: hisilicon,hi6421v600-spmi
> -
> - reg:
> - maxItems: 1
> -
> - '#interrupt-cells':
> - const: 2
> -
> - interrupt-controller: true
> -
> - gpios:
> - maxItems: 1
> - description: GPIO used for IRQs
> -
> - regulators:
> - type: object
> -
> - properties:
> - '#address-cells':
> - const: 1
> -
> - '#size-cells':
> - const: 0
> -
> - patternProperties:
> - '^ldo[0-9]+@[0-9a-f]$':
> - type: object
> -
> - $ref: "/schemas/regulator/regulator.yaml#"
> -
> -required:
> - - compatible
> - - reg
> - - regulators
> -
> -additionalProperties: false
> -
> -examples:
> - - |
> - /* pmic properties */
> -
> - pmic: pmic@0 {
> - compatible = "hisilicon,hi6421-spmi";
> - reg = <0 0>;
> -
> - #interrupt-cells = <2>;
> - interrupt-controller;
> - gpios = <&gpio28 0 0>;
> -
> - regulators {
> - #address-cells = <1>;
> - #size-cells = <0>;
> -
> - ldo3: LDO3 {
> - regulator-name = "ldo3";
> - regulator-min-microvolt = <1500000>;
> - regulator-max-microvolt = <2000000>;
> - regulator-boot-on;
> - };
> -
> - ldo4: LDO4 {
> - regulator-name = "ldo4";
> - regulator-min-microvolt = <1725000>;
> - regulator-max-microvolt = <1900000>;
> - regulator-boot-on;
> - };
> -
> - ldo9: LDO9 {
> - regulator-name = "ldo9";
> - regulator-min-microvolt = <1750000>;
> - regulator-max-microvolt = <3300000>;
> - regulator-boot-on;
> - };
> -
> - ldo15: LDO15 {
> - regulator-name = "ldo15";
> - regulator-min-microvolt = <1800000>;
> - regulator-max-microvolt = <3000000>;
> - regulator-always-on;
> - };
> -
> - ldo16: LDO16 {
> - regulator-name = "ldo16";
> - regulator-min-microvolt = <1800000>;
> - regulator-max-microvolt = <3000000>;
> - regulator-boot-on;
> - };
> -
> - ldo17: LDO17 {
> - regulator-name = "ldo17";
> - regulator-min-microvolt = <2500000>;
> - regulator-max-microvolt = <3300000>;
> - };
> -
> - ldo33: LDO33 {
> - regulator-name = "ldo33";
> - regulator-min-microvolt = <2500000>;
> - regulator-max-microvolt = <3300000>;
> - regulator-boot-on;
> - };
> -
> - ldo34: LDO34 {
> - regulator-name = "ldo34";
> - regulator-min-microvolt = <2600000>;
> - regulator-max-microvolt = <3300000>;
> - };
> - };
> - };
> --
> 2.31.1
>
>

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