+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) Freescale Semiconductor, Inc. 2006.
* Author: Jason Jin<Jason.jin@freescale.com>
* Zhang Wei<wei.zhang@freescale.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _AHCI_H_
#define _AHCI_H_
u32 link_port_map; /*linkup port map*/
};
+struct ahci_ops {
+ /**
+ * reset() - reset the controller
+ *
+ * @dev: Controller to reset
+ * @return 0 if OK, -ve on error
+ */
+ int (*reset)(struct udevice *dev);
+
+ /**
+ * port_status() - get the status of a SATA port
+ *
+ * @dev: Controller to reset
+ * @port: Port number to check (0 for first)
+ * @return 0 if detected, -ENXIO if nothing on port, other -ve on error
+ */
+ int (*port_status)(struct udevice *dev, int port);
+
+ /**
+ * scan() - scan SATA ports
+ *
+ * @dev: Controller to scan
+ * @return 0 if OK, -ve on error
+ */
+ int (*scan)(struct udevice *dev);
+};
+
+#define ahci_get_ops(dev) ((struct ahci_ops *)(dev)->driver->ops)
+
+/**
+ * sata_reset() - reset the controller
+ *
+ * @dev: Controller to reset
+ * @return 0 if OK, -ve on error
+ */
+int sata_reset(struct udevice *dev);
+
+/**
+ * sata_port_status() - get the status of a SATA port
+ *
+ * @dev: Controller to reset
+ * @port: Port number to check (0 for first)
+ * @return 0 if detected, -ENXIO if nothin on port, other -ve on error
+ */
+int sata_dm_port_status(struct udevice *dev, int port);
+
+/**
+ * sata_scan() - scan SATA ports
+ *
+ * @dev: Controller to scan
+ * @return 0 if OK, -ve on error
+ */
+int sata_scan(struct udevice *dev);
+
int ahci_init(void __iomem *base);
int ahci_reset(void __iomem *base);
/**
- * achi_init_one_dm() - set up a single AHCI port
+ * ahci_init_one_dm() - set up a single AHCI port
*
* @dev: Controller to init
*/
-int achi_init_one_dm(struct udevice *dev);
+int ahci_init_one_dm(struct udevice *dev);
/**
- * achi_start_ports_dm() - start all AHCI ports for a controller
+ * ahci_start_ports_dm() - start all AHCI ports for a controller
*
* @dev: Controller containing ports to start
*/
-int achi_start_ports_dm(struct udevice *dev);
+int ahci_start_ports_dm(struct udevice *dev);
/**
* ahci_init_dm() - init AHCI for a controller, finding all ports
*/
int ahci_init_dm(struct udevice *dev, void __iomem *base);
+/**
+ * ahci_bind_scsi() - bind a new SCSI bus as a child
+ *
+ * Note that the SCSI bus device will itself bind block devices
+ *
+ * @ahci_dev: AHCI parent device
+ * @devp: Returns new SCSI bus device
+ * @return 0 if OK, -ve on error
+ */
+int ahci_bind_scsi(struct udevice *ahci_dev, struct udevice **devp);
+
+/**
+ * ahci_probe_scsi() - probe and scan the attached SCSI bus
+ *
+ * Note that the SCSI device will itself bind block devices for any storage
+ * devices it finds.
+ *
+ * @ahci_dev: AHCI parent device
+ * @base: Base address of AHCI port
+ * @return 0 if OK, -ve on error
+ */
+int ahci_probe_scsi(struct udevice *ahci_dev, ulong base);
+
+/**
+ * ahci_probe_scsi_pci() - probe and scan the attached SCSI bus on PCI
+ *
+ * Note that the SCSI device will itself bind block devices for any storage
+ * devices it finds.
+ *
+ * @ahci_dev: AHCI parent device
+ * @return 0 if OK, -ve on error
+ */
+int ahci_probe_scsi_pci(struct udevice *ahci_dev);
+
#endif