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The device probe will be common to both the platform and auxiliary driver. Signed-off-by: Jerome Brunet --- drivers/reset/reset-meson.c | 55 +++++++++++++++++++++++-------------- 1 file changed, 34 insertions(+), 21 deletions(-) diff --git a/drivers/reset/reset-meson.c b/drivers/reset/reset-meson.c index 59126c9f194a..fec55321b52b 100644 --- a/drivers/reset/reset-meson.c +++ b/drivers/reset/reset-meson.c @@ -87,6 +87,27 @@ static const struct reset_control_ops meson_reset_ops = =3D { .deassert =3D meson_reset_deassert, }; =20 +static int meson_reset_probe(struct device *dev, struct regmap *map, + const struct meson_reset_param *param) +{ + unsigned int stride =3D regmap_get_reg_stride(map); + struct meson_reset *data; + + data =3D devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + data->param =3D param; + data->map =3D map; + data->rcdev.owner =3D dev->driver->owner; + data->rcdev.nr_resets =3D param->reg_count * BITS_PER_BYTE + * stride; + data->rcdev.ops =3D &meson_reset_ops; + data->rcdev.of_node =3D dev->of_node; + + return devm_reset_controller_register(dev, &data->rcdev); +} + static const struct meson_reset_param meson8b_param =3D { .reg_count =3D 8, .reset_offset =3D 0x0, @@ -125,46 +146,38 @@ static const struct regmap_config regmap_config =3D { .reg_stride =3D 4, }; =20 -static int meson_reset_probe(struct platform_device *pdev) +static int meson_reset_pltf_probe(struct platform_device *pdev) { + + const struct meson_reset_param *param; struct device *dev =3D &pdev->dev; - struct meson_reset *data; + struct regmap *map; void __iomem *base; =20 - data =3D devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); - if (!data) - return -ENOMEM; - base =3D devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) return PTR_ERR(base); =20 - data->param =3D of_device_get_match_data(dev); - if (!data->param) + param =3D of_device_get_match_data(dev); + if (!param) return -ENODEV; =20 - data->map =3D devm_regmap_init_mmio(dev, base, ®map_config); - if (IS_ERR(data->map)) - return dev_err_probe(dev, PTR_ERR(data->map), + map =3D devm_regmap_init_mmio(dev, base, ®map_config); + if (IS_ERR(map)) + return dev_err_probe(dev, PTR_ERR(map), "can't init regmap mmio region\n"); =20 - data->rcdev.owner =3D THIS_MODULE; - data->rcdev.nr_resets =3D data->param->reg_count * BITS_PER_BYTE - * regmap_config.reg_stride; - data->rcdev.ops =3D &meson_reset_ops; - data->rcdev.of_node =3D dev->of_node; - - return devm_reset_controller_register(dev, &data->rcdev); + return meson_reset_probe(dev, map, param); } =20 -static struct platform_driver meson_reset_driver =3D { - .probe =3D meson_reset_probe, +static struct platform_driver meson_reset_pltf_driver =3D { + .probe =3D meson_reset_pltf_probe, .driver =3D { .name =3D "meson_reset", .of_match_table =3D meson_reset_dt_ids, }, }; -module_platform_driver(meson_reset_driver); +module_platform_driver(meson_reset_pltf_driver); =20 MODULE_DESCRIPTION("Amlogic Meson Reset Controller driver"); MODULE_AUTHOR("Neil Armstrong "); --=20 2.43.0