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Miller" , Jakub Kicinski , Paolo Abeni , Simon Horman , Lee Jones , Andy Shevchenko , Michal Schmidt , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Subject: [PATCH net-next v6 8/8] mfd: zl3073x: Register DPLL sub-device during init Date: Wed, 30 Apr 2025 12:11:26 +0200 Message-ID: <20250430101126.83708-9-ivecera@redhat.com> In-Reply-To: <20250430101126.83708-1-ivecera@redhat.com> References: <20250430101126.83708-1-ivecera@redhat.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Register DPLL sub-devices to expose the functionality provided by ZL3073x chip family. Each sub-device represents one of the available DPLL channels. Signed-off-by: Ivan Vecera --- v4->v6: * no change v3->v4: * use static mfd cells --- drivers/mfd/zl3073x-core.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/mfd/zl3073x-core.c b/drivers/mfd/zl3073x-core.c index 050dc57c90c3..3e665cdf228f 100644 --- a/drivers/mfd/zl3073x-core.c +++ b/drivers/mfd/zl3073x-core.c @@ -7,6 +7,7 @@ #include #include #include +#include #include #include #include @@ -755,6 +756,14 @@ static void zl3073x_devlink_unregister(void *ptr) devlink_unregister(ptr); } +static const struct mfd_cell zl3073x_dpll_cells[] = { + MFD_CELL_BASIC("zl3073x-dpll", NULL, NULL, 0, 0), + MFD_CELL_BASIC("zl3073x-dpll", NULL, NULL, 0, 1), + MFD_CELL_BASIC("zl3073x-dpll", NULL, NULL, 0, 2), + MFD_CELL_BASIC("zl3073x-dpll", NULL, NULL, 0, 3), + MFD_CELL_BASIC("zl3073x-dpll", NULL, NULL, 0, 4), +}; + /** * zl3073x_dev_probe - initialize zl3073x device * @zldev: pointer to zl3073x device @@ -826,6 +835,16 @@ int zl3073x_dev_probe(struct zl3073x_dev *zldev, if (rc) return rc; + /* Add DPLL sub-device cell for each DPLL channel */ + rc = devm_mfd_add_devices(zldev->dev, PLATFORM_DEVID_AUTO, + zl3073x_dpll_cells, chip_info->num_channels, + NULL, 0, NULL); + if (rc) { + dev_err_probe(zldev->dev, rc, + "Failed to add DPLL sub-device\n"); + return rc; + } + /* Register the device as devlink device */ devlink = priv_to_devlink(zldev); devlink_register(devlink); -- 2.49.0