1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
9 #include <soc/mscc/ocelot.h>
10 #include <linux/mdio/mdio-mscc-miim.h>
13 #include <linux/pcs-lynx.h>
14 #include <linux/dsa/ocelot.h>
600 	/* Layer-3 Information */
606 	/* Layer-4 Information */
785 static int vsc9953_gcb_soft_rst_status(struct ocelot *ocelot)  in vsc9953_gcb_soft_rst_status()  argument
789 	ocelot_field_read(ocelot, GCB_SOFT_RST_SWC_RST, &val);  in vsc9953_gcb_soft_rst_status()
794 static int vsc9953_sys_ram_init_status(struct ocelot *ocelot)  in vsc9953_sys_ram_init_status()  argument
798 	ocelot_field_read(ocelot, SYS_RESET_CFG_MEM_INIT, &val);  in vsc9953_sys_ram_init_status()
808 static int vsc9953_reset(struct ocelot *ocelot)  in vsc9953_reset()  argument
812 	/* soft-reset the switch core */  in vsc9953_reset()
813 	ocelot_field_write(ocelot, GCB_SOFT_RST_SWC_RST, 1);  in vsc9953_reset()
815 	err = readx_poll_timeout(vsc9953_gcb_soft_rst_status, ocelot, val, !val,  in vsc9953_reset()
818 		dev_err(ocelot->dev, "timeout: switch core reset\n");  in vsc9953_reset()
823 	ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_ENA, 1);  in vsc9953_reset()
824 	ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_INIT, 1);  in vsc9953_reset()
826 	err = readx_poll_timeout(vsc9953_sys_ram_init_status, ocelot, val, !val,  in vsc9953_reset()
830 		dev_err(ocelot->dev, "timeout: switch sram init\n");  in vsc9953_reset()
835 	ocelot_field_write(ocelot, SYS_RESET_CFG_CORE_ENA, 1);  in vsc9953_reset()
842  * Bit 8-0: Value to be multiplied with unit
879 static int vsc9953_mdio_bus_alloc(struct ocelot *ocelot)  in vsc9953_mdio_bus_alloc()  argument
881 	struct felix *felix = ocelot_to_felix(ocelot);  in vsc9953_mdio_bus_alloc()
882 	struct device *dev = ocelot->dev;  in vsc9953_mdio_bus_alloc()
887 	felix->pcs = devm_kcalloc(dev, felix->info->num_ports,  in vsc9953_mdio_bus_alloc()
890 	if (!felix->pcs) {  in vsc9953_mdio_bus_alloc()
892 		return -ENOMEM;  in vsc9953_mdio_bus_alloc()
896 			     ocelot->targets[GCB],  in vsc9953_mdio_bus_alloc()
897 			     ocelot->map[GCB][GCB_MIIM_MII_STATUS & REG_MASK],  in vsc9953_mdio_bus_alloc()
911 	felix->imdio = bus;  in vsc9953_mdio_bus_alloc()
913 	for (port = 0; port < felix->info->num_ports; port++) {  in vsc9953_mdio_bus_alloc()
914 		struct ocelot_port *ocelot_port = ocelot->ports[port];  in vsc9953_mdio_bus_alloc()
918 		if (dsa_is_unused_port(felix->ds, port))  in vsc9953_mdio_bus_alloc()
921 		if (ocelot_port->phy_mode == PHY_INTERFACE_MODE_INTERNAL)  in vsc9953_mdio_bus_alloc()
924 		phylink_pcs = lynx_pcs_create_mdiodev(felix->imdio, addr);  in vsc9953_mdio_bus_alloc()
928 		felix->pcs[port] = phylink_pcs;  in vsc9953_mdio_bus_alloc()
936 static void vsc9953_mdio_bus_free(struct ocelot *ocelot)  in vsc9953_mdio_bus_free()  argument
938 	struct felix *felix = ocelot_to_felix(ocelot);  in vsc9953_mdio_bus_free()
941 	for (port = 0; port < ocelot->num_phys_ports; port++) {  in vsc9953_mdio_bus_free()
942 		struct phylink_pcs *phylink_pcs = felix->pcs[port];  in vsc9953_mdio_bus_free()
973 	struct device *dev = &pdev->dev;  in seville_probe()
979 		return -EINVAL;  in seville_probe()
982 	return felix_register_switch(dev, res->start, 1, false, false,  in seville_probe()
994 	dsa_unregister_switch(felix->ds);  in seville_remove()
1004 	dsa_switch_shutdown(felix->ds);  in seville_shutdown()
1010 	{ .compatible = "mscc,vsc9953-switch" },